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Electrify Chicago

According to the 2022 Chicago Climate Action Plan(opens in a new tab), a whopping 69% of Chicago's emissions come from buildings, making it our biggest challenge and our biggest opportunity as a city to tackle change. At Electrify Chicago we want to showcase some of the best and worst performing buildings in the city using publicly available data and manual annotations to add building photographs and label multi-building owners like universities.

You can start by looking at Chicago's buildings with the highest greenhouse gas intensity - this means that they use the most energy when adjusted per unit of square foot, so big buildings could actually perform much better than very inefficient small buildings on this metric.

Legislative update! 🎉

As of late January 2024, legislation is being introduced to require new buildings use more efficient forms of water and space heating, via the Clean And Affordable Buildings Ordinance (CABO), which will reduce the number of highly polluting and inefficient that end up on this site.

If you're in Chicago, write to your alderman to support the CABO! (opens in a new tab)

Chicago Buildings by Greenhouse Gas Intensity

Note: Data only includes large Chicago buildings from 2021, unless explicitly stated otherwise.

Note: This data only includes buildings whose emissions are reported under the Chicago Energy Benchmarking Ordinance(opens in a new tab). According to the City “As of 2016, this list includes all commercial, institutional, and residential buildings larger than 50,000 square feet.” This dataset is also then filtered to only buildings with reported emissions > 1,000 metric tons CO2 equivalent.

This data is also from 2021, but when new benchmark data is available, we'll update the site.

Property Name / address Primary Property Type Greenhouse Gas Intensity
(kg CO2 eq./sqft)
Total Greenhouse Emissions
(metric tons CO2 eq.)
East Park Tower
5236 5252 S HYDE PARK BLVD
Multifamily Housing
4.3 kg/sqft
Lowest 13%
587 tons
Lowest 34%
The Metro
1200 W MONROE
Multifamily Housing
4.3 kg/sqft
Lowest 13%
1,206 tons
Highest 38%
616 Fulton Lofts Condominium Association
616 W FULTON ST
Multifamily Housing
4.3 kg/sqft
Lowest 13%
695 tons
Lowest 41%
2550 S Wabash
2550 2558 S WABASH AVE
Multifamily Housing
4.3 kg/sqft
Lowest 13%
294 tons
Lowest 9%
Keller Center
1307 E 60TH ST
College/University
4.3 kg/sqft
Lowest 13%
522 tons
Lowest 29%
Printers Row Lofts
722 740 S FINANCIAL PL
Multifamily Housing
4.3 kg/sqft
Lowest 13%
859 tons
Lowest 49%
227-237 E Delaware Place
227 239 E DELAWARE PL
Multifamily Housing
4.3 kg/sqft
Lowest 13%
854 tons
Lowest 49%
517-25 W. Brompton Ave.
517 525 W BROMPTON AVE
Multifamily Housing
4.3 kg/sqft
Lowest 13%
225 tons
Lowest 4%
440 W Barry LLC
440 442 W BARRY AVE
Multifamily Housing
4.2 kg/sqft
Lowest 12%
283 tons
Lowest 8%
Southeast Area Elementary School
3930 E 105th Street
K-12 School
4.2 kg/sqft
Lowest 12%
464 tons
Lowest 24%
Harding Court
4845-4859 N Harding
Multifamily Housing
4.2 kg/sqft
Lowest 12%
217 tons
Lowest 3%
Francisco
4011 N Francisco Avenue
Multifamily Housing
4.2 kg/sqft
Lowest 12%
231 tons
Lowest 4%
Parkside IIB
459 W Division St
Multifamily Housing
4.2 kg/sqft
Lowest 12%
597 tons
Lowest 35%
Parkside Terrace Apartments
137-143 N Parkside Ave
Multifamily Housing
4.2 kg/sqft
Lowest 12%
355 tons
Lowest 13%
Jonathan Y Scammon Elementary School
(CPS)
4201 W Henderson St
K-12 School
4.2 kg/sqft
Lowest 12%
359 tons
Lowest 14%
Page 149 of 171 (Building #2221 to #2235)

Data Source: Chicago Energy Benchmarking Data (opens in a new tab)