Maxwell Kates : 2239 ADAM CLAYTON POWELL
Multifamily Housing in New York City, NY · 2239 ADAM CLAYTON POWELL JR BOULEVARD · 10027
At a glance
Maxwell Kates : 2239 ADAM CLAYTON POWELL is a 140,145-square-foot multifamily housing building at 2239 ADAM CLAYTON POWELL JR BOULEVARD in New York City, New York, built in 1950. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 54 out of 100 (grade D), a site energy-use intensity of 138.9 kBtu/ft² and 1,194 tCO₂e of greenhouse-gas emissions. That score is higher than 35% of the 22,829 scored multifamily housing buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 54 (band D) |
| Site EUI | 138.9 kBtu/ft² |
| Source EUI | 178.1 kBtu/ft² |
| GHG emissions | 1,194 tCO₂e |
| GHG intensity | 8.5 kgCO₂e/ft² |
| Electricity | 756,751 kWh |
| Natural gas | 168,809 therms |
| Water use | 4,135 kgal |
| Gross floor area | 140,145 sq ft |
| Source record | nyc:20754062:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 54 | -44 | 138.9 kBtu/ft² | 1,194 tCO₂e |
| 2023 | 98 | +13 | 63.9 kBtu/ft² | 595 tCO₂e |
| 2022 | 85 | 113.3 kBtu/ft² | 883 tCO₂e |
Compliance context
Local Law 84 (LL84)
Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 2239 ADAM CLAYTON POWELL JR BOULEVARD
- City
- New York City
- State
- New York
- ZIP
- 10027
Within ~1 km
Nearby benchmarked buildings
This source publishes no coordinates, so nearby buildings can't be resolved yet.
See also: most efficient in New York City · biggest emitters
How does Maxwell Kates : 2239 ADAM CLAYTON POWELL compare with other multifamily housing buildings in New York City?
The latest disclosures cover 33,022 multifamily housing buildings in New York City, out of 48,310 buildings citywide. Maxwell Kates : 2239 ADAM CLAYTON POWELL's ENERGY STAR score of 54 compares with an average of 63 across the 22,829 that report a score; it scores higher than 35% of them and lower than 64%. Its site EUI of 138.9 kBtu/ft² is about 85% above the average of 74.9 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 8.5 kgCO₂e/ft² is about 64% above the group average of 5.2 kgCO₂e/ft².
At 140,145 sq ft, it is about 39% above the average floor area of 100,951 sq ft for those buildings. Its 1950 construction date is close to the group's average year built (1952). 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 Maxwell Kates : 2239 ADAM CLAYTON POWELL's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Maxwell Kates : 2239 ADAM CLAYTON POWELL, covering report years 2022–2024. Its ENERGY STAR score went from 85 in 2022 to 54 in 2024 (-31 points); its best year on file was 2023, at 98. Site EUI moved from 113.3 kBtu/ft² (2022) to 138.9 kBtu/ft² (2024), an 23% increase. Reported emissions went from 883 tCO₂e to 1,194 tCO₂e over the same span (up 35%).
What does an ENERGY STAR score of 54 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 54 means the building performs better than about 54% of its national peers. BuildingCensus bands the score into report-card grades; 54 falls in band D — lowest band (1–54). It sits 21 points below 75, the threshold for ENERGY STAR certification. In New York City, 43% 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. Maxwell Kates : 2239 ADAM CLAYTON POWELL's 138.9 kBtu/ft² across 140,145 sq ft works out to about 19.5 billion Btu (5,705 MWh-equivalent) in 2024. Its source EUI of 178.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 756,751 kWh of electricity, 168,809 therms of natural gas and 4,135 thousand gallons of water for the year.
Which law requires Maxwell Kates : 2239 ADAM CLAYTON POWELL to report its energy use?
Maxwell Kates : 2239 ADAM CLAYTON POWELL reports under Local Law 84 (LL84), the legal basis of New York City's Energy and Water Data Disclosure program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record nyc:20754062:2024). Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.
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- All New York City benchmarked buildings· Local Law 84 (LL84)
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Frequently asked questions
What is Maxwell Kates : 2239 ADAM CLAYTON POWELL's energy grade?
Maxwell Kates : 2239 ADAM CLAYTON POWELL scores 54 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Maxwell Kates : 2239 ADAM CLAYTON POWELL use?
Its 2024 site energy-use intensity was 138.9 kBtu/ft² (178.1 kBtu/ft² source) across 140,145 sq ft, including 756,751 kWh of electricity and 168,809 therms of natural gas.
What are Maxwell Kates : 2239 ADAM CLAYTON POWELL's carbon emissions?
Maxwell Kates : 2239 ADAM CLAYTON POWELL reported 1,194 tCO₂e of greenhouse-gas emissions (8.5 kgCO₂e/ft²) for 2024.
Where is Maxwell Kates : 2239 ADAM CLAYTON POWELL?
Maxwell Kates : 2239 ADAM CLAYTON POWELL is at 2239 ADAM CLAYTON POWELL JR BOULEVARD, in New York City, New York 10027.
How big is Maxwell Kates : 2239 ADAM CLAYTON POWELL and when was it built?
Maxwell Kates : 2239 ADAM CLAYTON POWELL has 140,145 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1950 as its year built. It is classed as multifamily housing.
Is Maxwell Kates : 2239 ADAM CLAYTON POWELL covered by Local Law 84 (LL84)?
Yes — it appears in the 2024 Energy and Water Data Disclosure disclosure, which lists the buildings reporting under Local Law 84 (LL84).
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About this data
Source: Energy and Water Data Disclosure (Local Law 84 (LL84)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Maxwell Kates : 2239 ADAM CLAYTON POWELL, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/maxwell-kates-2239-adam-clayton-powell-bb37d362 (data as of October 2, 2026).