Chestnut - 2630 Marion Avenue
Multifamily Housing in New York City, NY · 2630 Marion Avenue · 10458
At a glance
Chestnut - 2630 Marion Avenue is a 44,322-square-foot multifamily housing building in New York City, New York, built in 1924. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 11 out of 100 (grade D), a site energy-use intensity of 112.4 kBtu/ft² and 319 tCO₂e of greenhouse-gas emissions. That score is higher than 8% 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 | 11 (band D) |
| Site EUI | 112.4 kBtu/ft² |
| Source EUI | 152.6 kBtu/ft² |
| GHG emissions | 319 tCO₂e |
| GHG intensity | 7.2 kgCO₂e/ft² |
| Electricity | 256,186 kWh |
| Natural gas | 41,089 therms |
| Water use | 9,646 kgal |
| Gross floor area | 44,322 sq ft |
| Source record | nyc:6686988:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 11 | -88 | 112.4 kBtu/ft² | 319 tCO₂e |
| 2023 | 99 | -1 | 22.5 kBtu/ft² | 99 tCO₂e |
| 2022 | 100 | 15.7 kBtu/ft² | 55 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
- 2630 Marion Avenue
- City
- New York City
- State
- New York
- ZIP
- 10458
- Coordinates
- 40.86430, -73.89112
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Chestnut - 2630 Marion Avenue 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. Chestnut - 2630 Marion Avenue's ENERGY STAR score of 11 compares with an average of 63 across the 22,829 that report a score; it scores higher than 8% of them and lower than 92%. Its site EUI of 112.4 kBtu/ft² is about 50% 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 7.2 kgCO₂e/ft² is about 38% above the group average of 5.2 kgCO₂e/ft².
At 44,322 sq ft, it is about 56% below the average floor area of 100,951 sq ft for those buildings. It was built in 1924, 28 years earlier than 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 Chestnut - 2630 Marion Avenue's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Chestnut - 2630 Marion Avenue, covering report years 2022–2024. Its ENERGY STAR score went from 100 in 2022 to 11 in 2024 (-89 points); its best year on file was 2022, at 100. Site EUI moved from 15.7 kBtu/ft² (2022) to 112.4 kBtu/ft² (2024), an 616% increase. Reported emissions went from 55 tCO₂e to 319 tCO₂e over the same span (up 482%).
What does an ENERGY STAR score of 11 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 11 means the building performs better than about 11% of its national peers. BuildingCensus bands the score into report-card grades; 11 falls in band D — lowest band (1–54). It sits 64 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. Chestnut - 2630 Marion Avenue's 112.4 kBtu/ft² across 44,322 sq ft works out to about 5 billion Btu (1,460 MWh-equivalent) in 2024. Its source EUI of 152.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 256,186 kWh of electricity, 41,089 therms of natural gas and 9,646 thousand gallons of water for the year.
Which law requires Chestnut - 2630 Marion Avenue to report its energy use?
Chestnut - 2630 Marion Avenue 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:6686988:2024). 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.
More multifamily housing buildings in New York City
- 57 Irving Place Condominium (57 Irving Place)· 44,321 sq ft · EUI 157.5 kBtu/ft²
- 1317 East 14th Street -Brooklyn· 44,320 sq ft · score 34 (D)
- Sky: 560 West 144th Street· 44,319 sq ft · score 87 (A)
- AKAM - 315 East 77th Street· 44,317 sq ft · score 97 (A)
- A&E - Brooklyn 1 - 65 Ocean Avenue· 44,316 sq ft · score 80 (B)
- A&E - Queens - 47-06 46th Street· 44,310 sq ft · score 79 (B)
- Multifamily Housing buildings in New York City· 33,022 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
- Most efficient large buildings in New York City
- Least efficient large buildings in New York City
- Biggest emitters in New York City
Frequently asked questions
What is Chestnut - 2630 Marion Avenue's energy grade?
Chestnut - 2630 Marion Avenue scores 11 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 Chestnut - 2630 Marion Avenue use?
Its 2024 site energy-use intensity was 112.4 kBtu/ft² (152.6 kBtu/ft² source) across 44,322 sq ft, including 256,186 kWh of electricity and 41,089 therms of natural gas.
What are Chestnut - 2630 Marion Avenue's carbon emissions?
Chestnut - 2630 Marion Avenue reported 319 tCO₂e of greenhouse-gas emissions (7.2 kgCO₂e/ft²) for 2024.
Where is Chestnut - 2630 Marion Avenue?
Chestnut - 2630 Marion Avenue is in New York City, New York 10458. Its coordinates are 40.86430, -73.89112 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Chestnut - 2630 Marion Avenue and when was it built?
Chestnut - 2630 Marion Avenue has 44,322 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1924 as its year built. It is classed as multifamily housing.
Is Chestnut - 2630 Marion Avenue 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, “Chestnut - 2630 Marion Avenue, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/chestnut-2630-marion-avenue-83507984 (data as of October 2, 2026).