WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY
Multifamily Housing in New York City, NY · 820 HENDERSON AVENUE · 10310
At a glance
WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY is a 534,260-square-foot multifamily housing building at 820 HENDERSON AVENUE in New York City, New York, built in 1962. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 1.9 kBtu/ft² and 55 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 1.9 kBtu/ft² |
| Source EUI | 2.0 kBtu/ft² |
| GHG emissions | 55 tCO₂e |
| GHG intensity | 0.1 kgCO₂e/ft² |
| Natural gas | 10,338 therms |
| Gross floor area | 534,260 sq ft |
| Source record | nyc:2831251:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 1.9 kBtu/ft² | 55 tCO₂e | |
| 2023 | — | — | 0 tCO₂e | |
| 2022 | 99 | 26.5 kBtu/ft² | 1,185 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
- 820 HENDERSON AVENUE
- City
- New York City
- State
- New York
- ZIP
- 10310
- Coordinates
- 40.63672, -74.11930
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY 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. Its site EUI of 1.9 kBtu/ft² is about 97% below the average of 74.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 0.1 kgCO₂e/ft² is about 98% below the group average of 5.2 kgCO₂e/ft².
At 534,260 sq ft, it is about 429% above the average floor area of 100,951 sq ft for those buildings. It was built in 1962, 10 years later 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 WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY, covering report years 2022–2024. Site EUI moved from 26.5 kBtu/ft² (2022) to 1.9 kBtu/ft² (2024), a 93% decrease. Reported emissions went from 1,185 tCO₂e to 55 tCO₂e over the same span (down 95%).
What does a site EUI of 1.9 kBtu/ft² mean?
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. WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY's 1.9 kBtu/ft² across 534,260 sq ft works out to about 1 billion Btu (297 MWh-equivalent) in 2024. Its source EUI of 2.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 10,338 therms of natural gas for the year.
Which law requires WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY to report its energy use?
WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY 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:2831251:2024). 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
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- 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 WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY's energy grade?
WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 1.9 kBtu/ft².
How much energy does WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY use?
Its 2024 site energy-use intensity was 1.9 kBtu/ft² (2.0 kBtu/ft² source) across 534,260 sq ft and 10,338 therms of natural gas.
What are WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY's carbon emissions?
WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY reported 55 tCO₂e of greenhouse-gas emissions (0.1 kgCO₂e/ft²) for 2024.
Where is WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY?
WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY is at 820 HENDERSON AVENUE, in New York City, New York 10310. Its coordinates are 40.63672, -74.11930 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY and when was it built?
WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY has 534,260 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1962 as its year built. It is classed as multifamily housing.
Is WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY 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, “WEST BRIGHTON I - Bldg#6 - NGrid - 230 BROADWAY, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/west-brighton-i-bldg-6-ngrid-230-broadway-32d92c49 (data as of October 2, 2026).