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    Dsp thrissur ch3 Dsp thrissur ch3 Document Transcript

    • << CHAPTER 2 < CONTENTS >District Spatial Plan - Thrissur POPULATION 23 Chapter – 3 POPULATION The Population parameter serves as the base in 1% of the total area of India, it contains about 3% of theall the development endeavors. One of the objectives country’s population.of all sorts of planning is to provide maximum good to The total population of Thrissur district as permaximum number of people. Hence it is imperative to 2001 census is 2974232, which is 9.34% of the total popu-analyze the population by studying the following pa- lation of the State. Area wise Thrissur district contrib-rameters - size of population, its growth trends, popu- ute 7.8% of the state area. The total number of malelation density, population concentration pattern, mi- and female population in Thrissur district is 1422052gration details and population projection – which are and 1552180 respectively. The District is placed in thedescribed in this chapter. 4th position as far as population size is considered.3.1 POPULATION SIZE The population comparison with the state is given As per 2001 census, the population of Kerala is in Table 3.1. From the table it is clear that the total ur-31841374 persons which included 15468614 males and ban population of Thrissur district is 10.15% of that of1,63,72,760 females. Although Kerala accounts for only State and the rural population is 9.06% that of State. Table 3.1: Population – Comparison with the State Description Kerala Thrissur % w.r t. Kerala Total Population 31841374 2974232 9.34 Males 15468614 1422052 9.19 Females 16372760 1552180 9.48 Urban Population 8266925 839433 10.15 Males 4017332 403737 10.05 Females 4249593 435696 10.25 Rural Population 23574449 2134799 9.06 Males 11451282 1018315 8.89 Females 12123167 1116484 9.21 Source: Census 2001 Department of Town & Country Planning, Kerala
    • 24 POPULATION District Spatial Plan - Thrissur A comparison of total population of the districts rounding districts, Thrissur is placed in the third posi-surrounding Thrissur district is shown in Figure 3.1. tion in population size. The population size of Malappuram and Ernakulam districts are higher than The figure shows that when compared to the sur- that of Thrissur. Fig 3.1: Population size - Comparison with surrounding districts Source: Census 2001 Fig 3.2: Population – Urban & Rural - Comparison with surrounding districtsDepartment of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 25 According to 2001 census, the totalurban population of Thrissur district is839433 which is 28% of the total popula-tion of the district. A comparison of per-centage of urban and rural population ofThrissur district with surrounding districtsis shown in Figure 3.2. It is clear that urban population of Source: Census 2001Thrissur district (28%) is more than that ofMalappuram and Palakkad district and lessthan that of Ernakulam district (48%).Thrissur comes in the 2nd place among thesurrounding districts. Fig 3.3: Population size of State - Temporal Variation The decadal variation in the size ofpopulation of the State over the last threedecades is shown in Figure 3.3. 27 lakhs indicating a decline in the population growth From the figure, it is clear that though there is an rate of the state.increase of about 36 lakhs population from 1981 to 1991, The decadal variation in the size of population ofthe increase of population over the last decade is only the District over the last three decades is shown in Fig- Fig 3.4: Population size of Thrissur - Temporal Variation Department of Town & Country Planning, Kerala
    • 26 POPULATION District Spatial Plan - Thrissurure 3.4. 3.2 GROWTH RATE OF POPULATION From the figure, it is clear that though there is an The growth rate of population among the districtsincrease of about 3 lakhs population per decade from of Kerala during 1981-91 and 1991-2001 is shown in Fig-1981 to 1991, the increase of population over the last ure 3.5. and the details are given in Table 3.2. Amongdecade is only 2.4 lakhs indicating a decline in the popu- the districts, Malappuram has the highest growth ratelation growth rate of the district. of population of 17.22% and Pathanamthitta has the lowest growth rate of population of 3.72%. All districts The total Population is increasing during 1981 - in Kerala shows a decrease in decadal growth rate dur-2001 period both in Kerala and Thrissur. But the per- ing 1991-2001 compared to 1981-1991 decade. Thecentage of increase in population is decreasing both in northern districts (Malappuram, Wayanad, Kasaragode,Kerala and Thrissur District during the same period. It Kozhikkode and Palakkad) show higher populationclearly indicates that Thrissur district also follows the growth rate in 1991 and 2001.same growth pattern as that of State.Table 3.2: Population and Growth rate of Population Districts wise Population Growth Rate (G.R) No District 1991 2001 1981-91 1991-2001 1 Malappuram 3096330 3625471 28.87 17.22 2 Wayanad 672128 780619 21.32 17.04 3 Kasargod 1071508 1204078 22.78 12.3 4 Kozhikode 2619941 2879131 16.69 9.87 5 Palakkad 2382235 2617482 16.52 9.86 6 Thiruvananthapuram 2946650 3234356 13.5 9.78 7 Ernakulam 2817236 3105798 11.42 9.09 8 Thrissur 2737311 2974232 12.2 8.66 9 Kollam 2407566 2585208 10.68 7.33 10 Kannur 2251727 2408956 16.63 7.13 11 Idukki 1078066 1129221 10.45 6.96 12 Kottayam 1828271 1953646 7.71 6.76 13 Alappuzha 2001217 2109160 7.28 5.21 14 Pathanamthitta 1188332 1234016 5.6 3.72 Kerala 29098518 31841374 14.32 9.42 Source: Census 2001Department of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 27 N Legend Legend Population growth rate 1991-2001 <7.00 Legend 7.01 - 14.00 Legend Population growth rate 1981-91 14.01 - 21.00 21.01 - 28.00 <7.00 >28.00 7.01 - 14.00 14.01 - 21.00 21.01 - 28.00 >28.00 Fig 3.5: District wise distribution of population growth rate 1981-91 and 1991 - 2001 Decadal growth rate of population of Thrissur dis- parison of growth rate of population of district with thetrict is 8.66% as per 2001 census which is less than the state is shown in Fig 3.6.average growth rate of 9.42% of the State. The com- G.R. 2001 - Comparison with State G.R Source: Census 2001 Fig 3.6: Population growth rate comparison with State - 2001 census Department of Town & Country Planning, Kerala
    • 28 POPULATION District Spatial Plan - Thrissur Comparing Thrissurdistrict with surroundingdistricts, Thrissur shows a Growth Rate of Population - 2001 Censuslower growth rate. And it isshown in Fig.3.7. The temporal varia-tion of the populationgrowth rate of the districtand its comparison withthe State figures are shownin Figure 3.8 and the detailsare given in Table 3.3. Thefigure shows that the popu-lation growth rate of thedistrict as well as that of Source: Census 2001state is declining. Fig 3.7: Population growth rate comparison with surrounding districts Table 3.3: Growth rate of Population – Comparison with State G.R 1971-1981 1981-91 1991-01 Kerala 19.24 14.32 9.42 Thrissur 14.64 12.2 8.66 Source: Census 2001 The spatial distribution of the growth rate of connected with higher order road network.population during last three decades is shown in figure During 1971-81, the growth rates of population3.9, figure 3.10 and figure 3.11. From the figures, it is of most of the LSGs of the district was in the range 15-clear that the growth rates of population of most of the 20% (figure 4.9). Kodungallur Municipal council showedLSGs of the district are declining from 1981 to 2001. But highest growth rate (31.33%) and Irinjalakkuda munici-the population growth rate of Irinjalakkuda Municipal pal council (2.72%) showed lowest growth rate.Council, Thrissur Municipal Corporation and the GramaPanchayats of Adat, Arimpur, Avinissery, Kaiparamba, During 1981-91, the growth rate pattern hasKolazhi, Madakkathara, Mulamku-nnathukkavu, widely changed. From Fig. 3.10, we can see a suddenMundathikode, Puthur are showing increasing trend decrease in the pattern of growth rate. Growth rates offrom 1981 to 2001. (See fig 3.12).This may be due to population of most of the LSGs were in the range 10-large increase in the population during 1981 - 2001 in 15%. High growth rate of Population in coastal regionthat area and also due to the spatial location of these during the period (in the range 15-20%) shows theLSGs. The analysis of spatial location of these LSGs strength of the economic base once existed in there.shows that they are either urban or located nearby by But during 1991-2001, growth rate of population inthe urban areas. Moreover most of these LSGs are well coastal region is decreased. This in turn indicates theDepartment of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 29 Source: Census 2001 Fig 3.8: Population growth rate - comparison with State - Temporal Variation Fig 3.9: Population growth rate 1971-81 LSGs Wise Department of Town & Country Planning, Kerala
    • 30 POPULATION District Spatial Plan - Thrissur Fig 3.10: Population growth rate 1991- Local body wiseweakening of the economic base of this area. migrants to the urban areas and settle down the near by Grama Panchayat. Fig. 3.13. shows distribution of Puthur Grama Panchayat shows highest growth LSGs with highest growth rate of population.rate (24.14) and Athirapilly Grama Panchayat (1.20)shows lowest growth rate of population in 1991. At the same time, three Grama Panchayats (Chowannur, Manalur, and Nadathara) show negative The spatial distribution of the growth rates of population growth rate while comparing the popula-population during 2001 shows a definite spatial pat- tion figures corresponding to 1991 census and 2001 cen-tern and it is shown in Figure 3.11. The coastal region sus without considering the change in geographical areashows a growth rate of 5-10%, whereas the central re- of the LSGs.gion shows a population growth rate of 10 to 15%.Kolazhy Grama Panchayat shows highest growth rate The spatial location of these Grama Panchayatsand Chowannur Grama Panchayat shows lowest growth is shown in fig 3.14. But while comparing the area ofrate. the Grama Panchayat, it can be seen that out of the three Grama Panchayat Chowannoor and Nadathara The growth rate of population in the LSGs adja- shows decrease in the area due to merging of part ofcent to the urban LSGs (especially Thrissur Municipal the area with neighbouring Municipal Council / Munici-Corporation, Chavakkad Municipal Council, pal Corporation. Hence the total population figure ofKunnamkulam Municipal Council and Guruvayur these Grama Panchayat shows a decrease during theMuncipal Council) shows higher growth rate indicating period 1991-2001. The area and population variation ispossibility of out migration from the urban areas to the given in table 3.4.immediate hinter land as well as the possibility of im-Department of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 31 Fig 3.11: Population growth rate 2001- LSGs wise Fig 3.12: LSGs showing increase of G.R from 1981-2001 Department of Town & Country Planning, Kerala
    • 32 POPULATION District Spatial Plan - ThrissurTable 3.4: Population & Area Details of Grama Panchayats showing negative growth rate during1991-2001 Population Area Name of LSG Difference in Difference in 1991 2001 Population 1991 2001 area 1 Chowannur 25496 15426 10070 18.39 13.7 4.69 2 Manalur 31230 31179 51 18.22 18.12 0.10 3 Nadathara 31857 27459 4398 20.91 17.22 3.69 Source: Census 2001 Map Generated for IDDP by TCPD, Thrissur Unit Fig 3.13: LSGs with highest Growth rate of populationTable 3.5:Interpolated population and corresponding growthrate of Grama Panchayats showingnegative growth rate due to change in area Population No. Name of LSG 1991(correspond to 2001Area) 2001 GR 1 Chowannur 15226 15426 1.31 2 Nadathara 26235 27459 4.66 Source: Census 2001Department of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 33 Map Generated for IDDP by TCPD, Thrissur Unit Fig 3.14: LSGs with negative growth rate based on 1991-2001census of population Area of Chowannur and Nadathara Grama capita costs of supply of public goods and services.Panchayats is reduced in 2001 when compared with Gross population density and net population1991. It is due to the merging of some wards of density of the district are analyzed. Gross populationChowannur Grama Panchayat with Kunnamkulam Mu- density is calculated by dividing the total populationnicipal Council and that of Nadathara Grama Panchayat with the geographical area, whereas the net popula-with Thrissur Municipal Corporation. Table 3.5 shows tion density is calculated by dividing the total popula-the details of growth rate in these Grama Panchayats tion with the net area which is calculated by subtract-based on interpolation of population of 1991, corre- ing the un-inhabitable areas like water body, forest,sponding to the 2001 area. This shows that the Grama paddy, rubber plantation, marshy and wasteland etc.Panchayats chowannur and Nadathara also has positive from the geographical area.growth rate of population. Hence the negative growthrate exhibited by these Grama Panchayats are ex- 3.3.1 GROSS POPULATION DENSITYplained. The modified growth rate of above Grama As per 2001 Census, the density of population forPanchayat is shown in Fig 3.15. However Manaloor India as a whole is 324 persons per sq. km. where as inGrama Panchayat shows a slight decrease in the abso- Kerala it is 819 persons per sq. km. Among the Indianlute population (only 51 persons ) and hence shows a States, Kerala is in third position in respect of density,negative growth rate. the first being West Bengal with a density of 904 per- sons per sq.km.3.3 POPULATION DENSITY Higher population density puts greater pressure A comparison of the gross population densityon infrastructure and environment but reduces the per among the districts in the State in 1991 and 2001 is Department of Town & Country Planning, Kerala
    • 34 POPULATION District Spatial Plan - Thrissurshown in Figure 3.15. tricts the gross population density increases during 1991-2001. The coastal districts show higher gross popu- Among the Districts in Kerala, Alappuzha has the lation density in 1991 as well as in 2001. Thrissur districthighest density with 1489 persons per sq. km and Idukki comes under 7th place.has the lowest density with 252 persons per sq. km ac-cording to 2001census. Eight districts have densities The gross population density of Thrissur districthigher than the State average and the remaining six is 981 pp.sq. km. which is higher than the state averagedistricts have densities lower than the State average. of 819 pp sq. km. The comparison of the population density with the state is shown in Fig. 3.16. It can be seen that, except in the Southern dis- Thrissur Thrissur Fig 3.15: District wise distribution of Gross density of population growth rate Fig 3.16: Population density - comparison with State (2001)Department of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 35 The comparison of the population density with those of Ernakulam and Malappuram and greater thanthe surrounding districts is shown in Figure 3.17. The that of Palakkad district.gross population density of Thrissur district is less than Source: Census 2001 Fig 3.17: Population density - comparison with surrounding districts (2001) Fig 3.18: Gross Population density 2001- LSG wise Department of Town & Country Planning, Kerala
    • 36 POPULATION District Spatial Plan - Thrissur The LSGs wise distribution of the gross popula- less than 750 persons per sq. km. The gross populationtion density of Thrissur district is shown in Fig. 3.18. It density is maximum in Thrissur Municipal Corporationshows a clear distinction between the gross popula- which is located in central region. All the Municipaltion density in the coastal region, central region and Council and area near to Thrissur Municipal Corpora-the eastern high land regions of the district. The gross tion also shows higher gross population density. Thispopulation density of the Grama Panchayats in the may be due to the educational, medical and infrastruc-coastal belt are the highest (in the range of 1500-3200 ture facilities available in the urban areas of the dis-persons per sq. km. ), whereas the gross population trict.density of the central region is in the range of 750 - 1500 Based on the range of population density, LSGspersons per sq. km. and that of the eastern hill region is of the district can be grouped as given in Table 3.6. Table 3.6: Grouping of LSGs based on the range of gross population density 2001 Sl.No. Name of Local Government Range of Gross population density (ppn/sq.km) 1 Thrissur Muncipal Corporation >3000 2 Methala 3 Chavakkad Municipal Council 4 Guruvayur Municipal Council 5 Eriyad 6 Edavilangu 2250-3000 7 Irinjalakkuda Municipal Council 8 Avinissery 9 Kadapuram 10 Kaipamangalam 11 Orumanayur 12 Thalikulam 13 Vadanappilly 14 Nattika 1500-2250 15 Pookode 16 Perinjanam 17 PavarattyDepartment of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 37 18 Valappad 19 Mathilakam 20 Punnayur 21 Kodungallur Municipal Council 22 Chalakkudy Municipal Council 23 Sreenarayanapuram 24 Thaikkad 25 Nenmanikkara 26 Vadakkekad 27 Vallachira 1500-2250 28 Cherpu 29 Esdathiruthy 30 Manalur 31 Punnayurkulam 32 Kolazhy 33 Thanniyam 34 Anthikkad 35 Nadathara 36 Chowannur 37 Kandanissery 38 Elavally 39 Kunnamkulam Municipal Council 40 Kattur 41 Engandiyur 42 Choondal 750 - 1500 43 Kattakampal 44 Pudukkad Department of Town & Country Planning, Kerala
    • 38 POPULATION District Spatial Plan - Thrissur 45 Alagappanagar 46 Porathissery 47 Kodakara 48 Koratty 49 Parappukkara 50 Kaiparamba 51 Vellangallur 52 Kadukkutty 53 Paralam 54 Venkitangu 55 Arimpur 56 Adat 750 - 1500 57 Vallatholenagar 58 Alur 59 Mullassery 60 Mala 61 Melur 62 Karalam 63 Kadavallur 64 Annamanada 65 Chazhur 66 Poyya 67 Wadakkanchery 68 Avanur 69 Mundathikode 70 Poomangalam 71 Porkulam 72 Thrikkur 73 Kuzhur 74 Velukkara 75 MadakkatharaDepartment of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 39 76 Tholur 77 Padiyur 78 Puthenchira 79 Kadangode 80 Erumapetty 81 Velur 82 Mulamkkunnathukkavu 83 Desamangalam 84 Pariyaram 85 Panjal 86 Thiruvilwamala 87 Kondhazhi 88 Pazhayannur 89 Chelakkara 90 Varavoor 91 Puthur 92 Thekkumkkara 93 Mattathur <750 94 Muriyad 95 Mullurkkara 96 Varandarappilly 97 Kodassery 98 Pananchery 99 Athirappilly Source: Census 2001 Thirteen Grama Panchayats in the eastern high within the range of 1500- 3000 pp.sq.km.land region fall within the lowest density range groupwith a minimum of 20 persons / Sq.km. in Athirappilly 3.3.2 NET POPULATION DENSITYGrama Panchayat, whereas three LSGs including Thrissur The average net population density of the dis-Municipal Corporation falls in the highest population trict is calculated as 1784 pp.sq.km. The spatial distri-density range with maximum of 3130. Majority of the bution of the net population density is shown in Fig.LSGs (45 No.) falls within the population density range 3.19.of 750-1500 persons/sq.km. The remaining LSGs falls Department of Town & Country Planning, Kerala
    • 40 POPULATION District Spatial Plan - Thrissur Highest net population density range exists ratio. In all the Census, females outnumbered males in(2000-3000) in the coastal plains. Lowest net popula- Kerala, which is contrary to all India pattern. The sextion density is seen in Athirapilly (less than 1000). How- ratio of Kerala has gradually increased from 1004 in 1901ever the net population density is highest in Thrissur to 1028 in 1951 and then to 1058 in 2001. The 2001 Cen- Fig 3.19: Net Population density 2001- LSG wiseMunicipal Corporation (4349.73 pp.sq.km). Net popu- sus shows that Kerala is the only state in India wherelation density of all Municipal Councils are more than sex ratio is above the equality ratio and is a 100-year2000pp Sq.km. except Chalakkudy Municipal Council high with 1058 females per 1000 males.(1991.26 pp.sq.km). This clearly indicates that net popu- District-wise analysis shows that the highest sexlation density in urban areas is more than that of rural ratio of 1094 is in Pathanamthitta District and the low-areas. In other words habitable area available per per- est in Idukki District with 993 females per 1000 males.son in urban areas as well as in some of the coastal LSGs Among the surrounding districts, Thrissur has the high-of the district is much less compared to the remaining est sex ratio (Fig 3.20)parts of the district resulting in increased pressure onland at urban as well as coastal areas of the district. In 1991 census, Thrissur district had a sex ratio of 1085 as against 1036 for the state during the correspond-3.4 SEX RATIO ing period. Thrissur district had the highest sex ratio Kerala has a unique position with regard to sex among the districts in 1991. In 2001 census, Sex ratio of Thrissur district is 1092 which is higher than the StateDepartment of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 41 Source: Census 2001 Fig 3.20 Comparison of sex ratio Source: Census 2001 Fig 3.21: Comparison of sex ratio with Statevalue of 1058. Thrissur district has the second rank Within the district, the sex ratio varied from 1064among the districts in respect of sex ratio. The com- in Thrissur taluk to 1154 in Chavakkad taluk in 2001. Theparison of sex ratio of Thrissur district with that of the highest sex ratio is in Chavakkad taluk (1154), followedstate in 1991 and 2001 is shown in Fig. 3.21. by Kodungallur (1116), Talappilly taluk (1104), Department of Town & Country Planning, Kerala
    • 42 POPULATION District Spatial Plan - ThrissurMukundapuram taluk (1068) and Thrissur taluk (1064). ing that at birth the sex ratio is more or less uniformGenerally rural areas have higher proportion of females irrespective of districts, but it changes later due to thethan that of urban areas. Thrissur District confirms this migration pattern.pattern. 3.4.1 AGE SEX PYRAMID A higher value of sex ratio could mean that there The most important demographic characteristicis out migration of male (for jobs etc.) population from of a population is its age-sex structure. Age-sex pyra-district. mids (also known as population pyramids) graphically The sex ratio in the age group of 0-6 (Figure 3.22) display this information to improve understanding andof the district is 958 which is less than that of the aver- ease comparison. Fig 3.22 Sex ratio – age group 0 – 6 Source: Census 2001age value of the sex ratio of the State (960) in this age Age group wise population of Thrissur district isgroup. Reason if any for the same has to be explored. shown in Fig. 3.23 The age sex pyramid of state Kerala The variation in sex ratio of 0-6 age group in the and Thrissur district is shown in Fig 3.24 and Fig. 3.25.surrounding districts is less (963-954) than the varia- From the figures it is clear that sex pyramid of the Dis-tion in general value of sex ratio (1092-1017), indicat- trict is more or less similar to that of the State.Department of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 43 Source: Census 2001 Fig 3.23: Age group wise population – Thrissur District 80-90 60-70 40-50 20-30 0-10 Source: Census 2001 Fig 3.24: Age Sex Pyramid – Kerala State Department of Town & Country Planning, Kerala
    • 44 POPULATION District Spatial Plan - Thrissur Source: Census 2001 Fig 3.25: Age Sex Pyramid – Thrissur District3.5 POPULATION CONCENTRATION PATTERN tern of Thrissur District in 1971 (Figure 3.26), it is clear The following procedure is adopted to find out that 1/3RD of the cumulative population is distributedthe population concentration pattern. in 23 LSGs which include four Municipal Councils ex- cept Kodungallur and Kunnamkulam and Thrissur Mu- 1. Find the population density of each LSG nicipal Corporation, ½ of the cumulative population is 2. Arrange the LSGs in the descending order of distributed in 42 LSGs which include five Municipal density Councils except Kunnamkulam and Thrissur Municipal 3. Find the cumulative of the population Corporation and 2/3rd of the cumulative population is distributed in 59 LSGs which include all Municipal Coun- 4. Identify the LSGs where 1/3rd of the cumula- cils and Thrissur Municipal Corporation. These LSGs are tive total population meets. located along coastal areas and the existing statutory 5. LSGs from top to the LSGs identified in step 4 urban areas. are the LSGs where 1/3rd population is con- centrated. Considering the population concentration pat- tern of Thrissur District in 1981 (Fig. 3.27), it is clear that 6. Similarly identify the LSGs where ½ and 2/3rd 1/3RD of the cumulative population is distributed in 23 population is concentrated. LSGs which include five Municipal Councils (except The population concentration patterns of Thrissur Kunnamkulam) and the Municipal Corporation, ½ of thedistrict in 1971, 1981, 1991 and 2001 are shown in Fig- cumulative population is distributed in 42 LSGs whichures 3.26, 3.27, 3.28 and 3.29 respectively. include five Municipal Councils and one Municipal Cor- Considering the population concentration pat- poration except Kunnamkulam Municipal Council andDepartment of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 45 Fig 3.26: Population concentration pattern - 1971 Fig 3.27: Population concentration pattern - 1981 Department of Town & Country Planning, Kerala
    • 46 POPULATION District Spatial Plan - Thrissur Fig 3.28: Population concentration pattern - 1991 Fig 3.29: Population concentration pattern - 20012/3rd of the cumulative population is distributed in 59 tory urban areas. In 1971 Kodungallur Municipal Coun-LSGs which include all Municipal Councils and Munici- cil falls under ½ population concentration category. Butpal Corporation. These 59 LSGs out of 99 LSGs are lo- in 1981 it comes under 1/3rd population concentrationcated along coastal areas and near to the existing statu- category indicating increasing population in this urbanDepartment of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 47area. all Municipal Councils and Municipal Corporation. These 61 LSGs out of 99 LSGs include the coastal LSGs Considering the population concentration pat- and existing statutory urban areas.tern of Thrissur District in 1991 (Fig. 3.28), it is clear that1/3rd of the cumulative population is distributed in 24 The population concentration pattern based onLSGs which include Municipal Councils (except net population densityKunnamkulam and Chalakkudy) and the Municipal Cor- The population concentration pattern is derivedporation. ½ of the cumulative population is distributed by calculating the cumulative population after arrang-in 43 LSGs which include five Municipal Councils except ing the LSGs in the descending order of net residentialKunnamkulam and the Municipal Corporation. 2/3RD of density (total population / habitable area obtained bythe cumulative population is distributed in 60 LSGs subtracting the area of water bodies, forest, paddy, rub-which include all Municipal Councils and the Municipal ber plantation, marshy and wasteland etc. from theCorporation. These 60 LSGs include coastal LSGs and geographical area).statutory urban areas. The population concentration pattern of the dis- Considering the population concentration pat- trict is shown in Fig. 3.30. It shows 1/3rd of the cumula-tern of Thrissur District in 2001 (Fig. 3.29), it is clear that tive population is distributed in 24 LSGs and it includes1/3RD of the cumulative population is distributed in 25 5 Municipal Councils (except Chalakkudy MunicipalLSGs which include five Municipal Councils (except Council) and the Municipal Corporation. Half of the cu-Kunnamkulam Muncipal Council) and the Thrissur Mu- mulative population is distributed in 41 LSGs which in-nicipal Corporation ½ of the cumulative population is clude all Municipal Councils and the Municipal Corpo-distributed in 43 LSGs which include all Municipal Coun- ration. 2/3rd of the cumulative population is distributedcils and the Municipal Corporation . 2/3rd of the cumula- in 62 LSGs which include all Municipal Councils and thetive population is distributed in 61 LSGs which include Municipal Corporation. Fig 3.30: Population concentration pattern based on net population density of 2001 Department of Town & Country Planning, Kerala
    • 48 POPULATION District Spatial Plan - Thrissur It shows 2/3rd of the total population of the dis- Thrissur district was 11.72%. Among them, 14.4% weretrict is concentrated in 38.21% of the area of the dis- males and 9.80% were females.trict. Considering the above factors, it is concluded thatpopulation is distributed more in the coastal areas, along 3.7 POPULATION PROJECTION (TREND BASED)the major transportation corridor and around the ur- Population growth of an area depends on num-ban areas. The spatial location of 24 LSGs, where bers of births, death, in migrants and out migrants over1/3rd population is concentrated clearly shows that they a time period taken for the population projection. Ifare located along coastal areas and in the corporation one can predict the exact future values of all these fac-area and its surroundings. This may be due to social/ tors, population projection of that area can be doneoccupational reasons. The alignment of NH 17 along the very accurately. The mathematical expression is as fol-coastal belt more strengthens the above factors. lows3.6 MIGRATION DETAILS P1 = P0 + B- D + I-O , where P1 and P0 refers to the size of population at the beginning and end of a time The total population of Thrissur district in 1991 period and B, D,I and O are the number of births , deathscensus was 2737311. Out of this, 209369 persons were , immigrants and out migrants respectively in the timein-migrants by place of birth who constituted 7.65% of period concerned. Practically this is very difficult .Sothe total population. The percentage of total male and population projection is usually done by understand-female in-migrants by place of birth was 6.66% and ing the pattern of population growth in the past and8.56% respectively. As regards in-migrants by place of assuming the same pattern will continue in the future,birth from other districts of the state, there were 181173 the present population is projected to the desired fu-such in-migrants, who constituted 86.53% of the total ture period.in-migrants by place of birth reported in the districtduring 1991 census. Among them 83.49% were male in- The population is projected by two methodsmigrants and 88.71% were female in-migrants. The per- namely Decreasing rate method and Apportionmentcentage of in-migrants by place of birth who migrated method and average of the two is taken as the popula-from other States and Union Territories of India to tion figures in 2011 and 2021. Table 3.7: Projected District Population – Decreasing rate method Year Total population Population Growth rate % Decrease in Population Growth rate 1971 2,128,877 1981 2,439,633 14.6 1991 2,737,311 12.2 -16.41 2001 2,974,232 8.66 -29.07 2011 3,156,775 6.14 -29.09 2021 3,294,161 4.35 -29.09 Source: Census 2001Department of Town & Country Planning, Kerala
    • District Spatial Plan - Thrissur POPULATION 493.7.1 Decreasing rate method District based on the apportionment method is given The population growth rate of 2011 & 2021 are in table 3.8.calculated assuming that the same percentage of de- The projected total population by the two meth-crease in population growth prevails as that of 2001 for ods differs slightly. The average of these two is takenthe succeeding two decades. Based on the population as the population figures of Thrissur District for 2011growth rate calculated, the population of the District is and 2021. This is given in Table 3.9 .Thus the projectedprojected for 2011 and 2021 and the result is given in total population of Thrissur District for 2011 and 2021Table 3.7. are 3,153,564 and 3,286,439 respectively.3.7.2 Apportionment method 3.8 INFERENCE In the apportionment method the ratio of the The population density of Thrissur district is 981District population to the State population has been pp sq km which is higher than the state average valuefound out and the same is projected to the next two of 819 pp.sq.km. Among the surrounding districts, popu- Table 3.8: Projected District Population – Apportionment method Total population Ratio of District Change in Year population to Sate the ratio Kerala Thrissur Population 1971 21,347,375 2,128,877 0.0997 1981 25,453,680 2,439,633 0.0958 -0.0389 1991 29,098,518 2,737,311 0.0941 -0.01852 2001 31,841,374 2,974,232 0.0934 -0.00704 2011 33,817,196 3,150,353 0.0932 -0.00267 2021 35,198,589 3,278,716 0.0931 -0.0001 Source: Census 2001 TABLE 3.9: FINAL PROJECTED POPULATION FIGURES OF THE DISTRICT Total population as per Total population as per Average Year apportionment method decrease rate method population figures 2011 3,156,775 3,150,353 3,153,564 2021 3,294,161 3,278,716 3,286,439 Source: Census 2001decades assuming the change in the ratio during 2001 - lation density of Thrissur is less than that of Ernakulam2011 and 2011-2021 will remain same as the value of and Malappuram. The growth rate of population in thethat during 2001-2011. In order to find out the projected district is significantly declining for the last three de-population in 2011 and 2021, the projected populations cades and hence it can be presumed that there won’tof the State during the same years are needed. The be much increase in the gross population density ofdetails of the population projection of Kerala is elabo- the district in future if the present trend continues.rated in the Annexe 3. The projected population of the The spatial agglomeration pattern of population Department of Town & Country Planning, Kerala
    • 50 POPULATION District Spatial Plan - Thrissurclearly shows that the transportation corridors espe- gross population density value of less than 750 popula-cially the national highways passing through the dis- tion/sq km. The LSGs in the mid land region is having atrict plays a crucial role in formulating the spatial con- gross population density range of 750-1500 population/centration pattern of population. Other determinants sq km. The highest population density is seen in theare social and physical character of coastal areas near- coastal belt of the district which falls in the range 1500-ness to existing urban areas etc. 3200 population / sq km. Based on the trend it is pro- Three distinct zones can be earmarked based on jected that the population of the District will be in-the distribution of the gross population density. The creased by 1.79 lakhs and 1.33 lakhs in the succeedingeastern high land region of the district shows the least decades, 2001-11 and 2011-2021 respectively. Department of Town & Country Planning, Kerala < CONTENTS > CHAPTER 4 >>