Judge Frederick W. Slater Apartments
Multifamily Housing in Chicago, IL · 740 E. 43rd Street · 60653
At a glance
Judge Frederick W. Slater Apartments is a 248,472-square-foot multifamily housing building at 740 E. 43rd Street in Chicago, Illinois, built in 1967. In its 2023 Chicago benchmarking disclosure it reported an ENERGY STAR score of 67 out of 100 (grade C), a site energy-use intensity of 88.3 kBtu/ft² and 1,611 tCO₂e of greenhouse-gas emissions. That score is higher than 50% 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 | 67 (band C) |
| Site EUI | 88.3 kBtu/ft² |
| Source EUI | 128.9 kBtu/ft² |
| GHG emissions | 1,611 tCO₂e |
| GHG intensity | 6.5 kgCO₂e/ft² |
| Electricity | 1,507,445 kWh |
| Natural gas | 167,875 therms |
| Gross floor area | 248,472 sq ft |
| Source record | chicago:250093:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 67 | -4 | 88.3 kBtu/ft² | 1,611 tCO₂e |
| 2022 | 71 | 92.3 kBtu/ft² | 1,640 tCO₂e | |
| 2021 | — | — | — | |
| 2020 | 72 | 89.1 kBtu/ft² | 1,701 tCO₂e | |
| 2019 | — | — | — | |
| 2018 | 65 | -4 | 100.7 kBtu/ft² | 1,927 tCO₂e |
| 2017 | 69 | -11 | 92.1 kBtu/ft² | 1,893 tCO₂e |
| 2016 | 80 | 86.8 kBtu/ft² | 1,772 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
- 740 E. 43rd Street
- City
- Chicago
- State
- Illinois
- ZIP
- 60653
- Coordinates
- 41.88497, -87.62462
Within ~1 km
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See also: most efficient in Chicago · biggest emitters
How does Judge Frederick W. Slater 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. Judge Frederick W. Slater Apartments's ENERGY STAR score of 67 compares with an average of 62 across the 1,472 that report a score; it scores higher than 50% of them and lower than 48%. Its site EUI of 88.3 kBtu/ft² is about 23% 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 6.5 kgCO₂e/ft² is about 12% above the group average of 5.8 kgCO₂e/ft².
At 248,472 sq ft, it is about 21% above the average floor area of 206,097 sq ft for those buildings. It was built in 1967, 4 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 Judge Frederick W. Slater Apartments's energy performance changed over time?
BuildingCensus holds 8 Chicago disclosures for Judge Frederick W. Slater Apartments, covering report years 2016–2023. Its ENERGY STAR score went from 80 in 2016 to 67 in 2023 (-13 points); its best year on file was 2016, at 80. Site EUI moved from 86.8 kBtu/ft² (2016) to 88.3 kBtu/ft² (2023), an 2% increase. Reported emissions went from 1,772 tCO₂e to 1,611 tCO₂e over the same span (down 9%).
What does an ENERGY STAR score of 67 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 67 means the building performs better than about 67% of its national peers. BuildingCensus bands the score into report-card grades; 67 falls in band C — below median (55–69). It sits 8 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. Judge Frederick W. Slater Apartments's 88.3 kBtu/ft² across 248,472 sq ft works out to about 21.9 billion Btu (6,430 MWh-equivalent) in 2023. Its source EUI of 128.9 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,507,445 kWh of electricity and 167,875 therms of natural gas for the year.
Which law requires Judge Frederick W. Slater Apartments to report its energy use?
Judge Frederick W. Slater 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:250093:2023). Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.
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Frequently asked questions
What is Judge Frederick W. Slater Apartments's energy grade?
Judge Frederick W. Slater Apartments scores 67 out of 100 on ENERGY STAR — band C, below median (55–69) — in its 2023 Chicago disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Judge Frederick W. Slater Apartments use?
Its 2023 site energy-use intensity was 88.3 kBtu/ft² (128.9 kBtu/ft² source) across 248,472 sq ft, including 1,507,445 kWh of electricity and 167,875 therms of natural gas.
What are Judge Frederick W. Slater Apartments's carbon emissions?
Judge Frederick W. Slater Apartments reported 1,611 tCO₂e of greenhouse-gas emissions (6.5 kgCO₂e/ft²) for 2023.
Where is Judge Frederick W. Slater Apartments?
Judge Frederick W. Slater Apartments is at 740 E. 43rd Street, in Chicago, Illinois 60653. Its coordinates are 41.88497, -87.62462 (latitude, longitude), as published in the Chicago Energy Benchmarking file.
How big is Judge Frederick W. Slater Apartments and when was it built?
Judge Frederick W. Slater Apartments has 248,472 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1967 as its year built. It is classed as multifamily housing.
Is Judge Frederick W. Slater 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, “Judge Frederick W. Slater Apartments, Chicago, Illinois — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/chicago/judge-frederick-w-slater-apartments-7b1c2c01 (data as of October 2, 2026).