Maudelle Brown Bousfield Apartments
Multifamily Housing in Chicago, IL · 4949 S. Cottage Grove · 60615
At a glance
Maudelle Brown Bousfield Apartments is a 67,320-square-foot multifamily housing building at 4949 S. Cottage Grove in Chicago, Illinois, built in 1961. In its 2023 Chicago benchmarking disclosure it reported an ENERGY STAR score of 33 out of 100 (grade D), a site energy-use intensity of 106.3 kBtu/ft² and 499 tCO₂e of greenhouse-gas emissions. That score is higher than 17% of the 1,472 scored multifamily housing buildings in Chicago.
Building Energy Use Benchmarking Ordinance · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 33 (band D) |
| Site EUI | 106.3 kBtu/ft² |
| Source EUI | 147.3 kBtu/ft² |
| GHG emissions | 499 tCO₂e |
| GHG intensity | 7.4 kgCO₂e/ft² |
| Electricity | 402,879 kWh |
| Natural gas | 57,806 therms |
| Gross floor area | 67,320 sq ft |
| Source record | chicago:250106:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 33 | -7 | 106.3 kBtu/ft² | 499 tCO₂e |
| 2022 | 40 | 113.0 kBtu/ft² | 510 tCO₂e | |
| 2021 | — | — | — | |
| 2020 | 85 | 107.4 kBtu/ft² | 525 tCO₂e | |
| 2019 | — | — | — | |
| 2018 | 78 | -11 | 120.7 kBtu/ft² | 593 tCO₂e |
| 2017 | 89 | ±0 | 101.8 kBtu/ft² | 552 tCO₂e |
| 2016 | 89 | 102.3 kBtu/ft² | 564 tCO₂e |
Compliance context
Building Energy Use Benchmarking Ordinance
Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 4949 S. Cottage Grove
- City
- Chicago
- State
- Illinois
- ZIP
- 60615
- Coordinates
- 41.87748, -87.62445
Within ~1 km
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See also: most efficient in Chicago · biggest emitters
How does Maudelle Brown Bousfield Apartments compare with other multifamily housing buildings in Chicago?
The latest disclosures cover 1,515 multifamily housing buildings in Chicago, out of 3,852 buildings citywide. Maudelle Brown Bousfield Apartments's ENERGY STAR score of 33 compares with an average of 62 across the 1,472 that report a score; it scores higher than 17% of them and lower than 82%. Its site EUI of 106.3 kBtu/ft² is about 48% above the average of 72.0 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 7.4 kgCO₂e/ft² is about 28% above the group average of 5.8 kgCO₂e/ft².
At 67,320 sq ft, it is about 67% below the average floor area of 206,097 sq ft for those buildings. It was built in 1961, 10 years earlier than the group's average year built (1971). Across all 24 jurisdictions BuildingCensus covers, the 59,945 multifamily housing buildings average an ENERGY STAR score of 70 and a site EUI of 59.0 kBtu/ft².
How has Maudelle Brown Bousfield Apartments's energy performance changed over time?
BuildingCensus holds 8 Chicago disclosures for Maudelle Brown Bousfield Apartments, covering report years 2016–2023. Its ENERGY STAR score went from 89 in 2016 to 33 in 2023 (-56 points); its best year on file was 2016, at 89. Site EUI moved from 102.3 kBtu/ft² (2016) to 106.3 kBtu/ft² (2023), an 4% increase. Reported emissions went from 564 tCO₂e to 499 tCO₂e over the same span (down 11%).
What does an ENERGY STAR score of 33 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 33 means the building performs better than about 33% of its national peers. BuildingCensus bands the score into report-card grades; 33 falls in band D — lowest band (1–54). It sits 42 points below 75, the threshold for ENERGY STAR certification. In Chicago, 35% of scored buildings are at 75 or above.
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. Maudelle Brown Bousfield Apartments's 106.3 kBtu/ft² across 67,320 sq ft works out to about 7.2 billion Btu (2,097 MWh-equivalent) in 2023. Its source EUI of 147.3 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 402,879 kWh of electricity and 57,806 therms of natural gas for the year.
Which law requires Maudelle Brown Bousfield Apartments to report its energy use?
Maudelle Brown Bousfield Apartments reports under the Building Energy Use Benchmarking Ordinance, the legal basis of the Chicago Energy Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2023 disclosure (source record chicago:250106:2023). Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.
More multifamily housing buildings in Chicago
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- 1369 E HYDE PARK BLVD· 67,147 sq ft · score 100 (A)
- 2941 S Michigan· 67,133 sq ft · score 37 (D)
- 2921 S Michigan· 67,133 sq ft · score 37 (D)
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- Multifamily Housing buildings in Chicago· 1,515 benchmarked
- All Chicago benchmarked buildings· Building Energy Use Benchmarking Ordinance
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Frequently asked questions
What is Maudelle Brown Bousfield Apartments's energy grade?
Maudelle Brown Bousfield Apartments scores 33 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2023 Chicago disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Maudelle Brown Bousfield Apartments use?
Its 2023 site energy-use intensity was 106.3 kBtu/ft² (147.3 kBtu/ft² source) across 67,320 sq ft, including 402,879 kWh of electricity and 57,806 therms of natural gas.
What are Maudelle Brown Bousfield Apartments's carbon emissions?
Maudelle Brown Bousfield Apartments reported 499 tCO₂e of greenhouse-gas emissions (7.4 kgCO₂e/ft²) for 2023.
Where is Maudelle Brown Bousfield Apartments?
Maudelle Brown Bousfield Apartments is at 4949 S. Cottage Grove, in Chicago, Illinois 60615. Its coordinates are 41.87748, -87.62445 (latitude, longitude), as published in the Chicago Energy Benchmarking file.
How big is Maudelle Brown Bousfield Apartments and when was it built?
Maudelle Brown Bousfield Apartments has 67,320 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1961 as its year built. It is classed as multifamily housing.
Is Maudelle Brown Bousfield Apartments covered by the Building Energy Use Benchmarking Ordinance?
Yes — it appears in the 2023 Chicago Energy Benchmarking disclosure, which lists the buildings reporting under the Building Energy Use Benchmarking Ordinance.
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About this data
Source: Chicago Energy Benchmarking (Building Energy Use Benchmarking Ordinance), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Maudelle Brown Bousfield Apartments, Chicago, Illinois — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/chicago/maudelle-brown-bousfield-apartments-6e9c7274 (data as of October 2, 2026).