This document analyzes population data from Italy, Sicily, and Sardinia according to their classification as central or inner areas. It finds that: - Inner areas have experienced greater population declines from 2011-2019 compared to central areas. The further the area from essential services, the greater the decline. - Inner areas have older populations than central areas, as shown by higher age indexes. They also have lower levels of education and labor market participation. - Sicily and Sardinia have higher proportions of their populations living in inner areas compared to the rest of Italy. Their inner areas also experience more pronounced negative trends in terms of demographics, education, and employment.