In celebration of Pi Day, we've sliced real pies into pie charts that showcase the potential for energy efficiency in multifamily housing. Stupid idea; compelling numbers.

1. The Potential For Energy
Efficiency in Multifamily Housing
Pie Charts for Pi Day

2. Thanks To
New Ecology, Elevate Energy and O-H Community
Partners for compiling this information
Sources
EIA, Residential Energy Consumption Survey (RECS) 2009
US Census American Community Survey, 5-Year Estimates
CNT Energy & ACEEE, “Engaging as Partners in Energy Efficiency:
Multifamily Housing and Utilities,” 2012.

3. Pies by
WegoWise

4. Multifamily
buildings (5+ units)
account for
17 - 18%
of total U.S. housing
units, or 19.1 to 23.3
million units;
$18 billion in annual
energy bills.
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5. of multifamily
buildings have
received an energy
audit
2%

6. of multifamily buildings
are poorly or only
adequately insulated
63%

7. of multifamily buildings
have heating equipment
20+ years old
30%

8. of multifamily buildings have heating equipment
not routinely maintained (in the last year)
60%

9. But despite
this potential
for energy
improvements,

10. this market is
underserved.

11. 2011 Utility Company Spending
on Targeted Multifamily Programs
Relative to Housing Markets
Austin
Seattle
Detroit
Chicago
LosAngeles
NewYork
Houston
SaltLakeCity
Honolulu
Dallas
Phoenix
SanDiego
Multifamily Share of Housing Market
Multifamily Share of Utility Spending on Residential Energy Efficiency
40%
30%
20%
10%

12. ....really underserved!

13. Luckily, if you own or
manage multifamily
buildings there’s still
a lot you can you do!

14. First, figure
out how your
properties are
performing by
tracking utility
consumption and
benchmarking
your portfolio.

15. Read: Utility Analysis 101
Read: Utility Tracking 101

16. Then,
determine
what funds are
available in your
area.
Database of State Incentives
for Renewables & Efficiency

17. Want to
know more?
We’d love to
talk.
Talk to someone
at WegoWise

18. Have a great
Pi Day!