451 West Broadway
Multifamily Housing in New York City, NY · 10012
At a glance
451 West Broadway is a 26,200-square-foot multifamily housing building in New York City, New York, built in 1880. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 31.5 kBtu/ft² and 81 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 31.5 kBtu/ft² |
| Source EUI | 73.2 kBtu/ft² |
| GHG emissions | 81 tCO₂e |
| GHG intensity | 3.1 kgCO₂e/ft² |
| Electricity | 175,764 kWh |
| Natural gas | 2,268 therms |
| Gross floor area | 26,200 sq ft |
| Source record | nyc:15572742:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 31.5 kBtu/ft² | 81 tCO₂e | |
| 2023 | — | 31.2 kBtu/ft² | 75 tCO₂e | |
| 2022 | — | 71.0 kBtu/ft² | 117 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
- 451 West Broadway
- City
- New York City
- State
- New York
- ZIP
- 10012
- Coordinates
- 40.72609, -74.00061
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 451 West 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 31.5 kBtu/ft² is about 58% 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 3.1 kgCO₂e/ft² is about 41% below the group average of 5.2 kgCO₂e/ft².
At 26,200 sq ft, it is about 74% below the average floor area of 100,951 sq ft for those buildings. It was built in 1880, 72 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 451 West Broadway's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 451 West Broadway, covering report years 2022–2024. Site EUI moved from 71.0 kBtu/ft² (2022) to 31.5 kBtu/ft² (2024), a 56% decrease. Reported emissions went from 117 tCO₂e to 81 tCO₂e over the same span (down 31%).
What does a site EUI of 31.5 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. 451 West Broadway's 31.5 kBtu/ft² across 26,200 sq ft works out to about 0.8 billion Btu (242 MWh-equivalent) in 2024. Its source EUI of 73.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 175,764 kWh of electricity and 2,268 therms of natural gas for the year.
Which law requires 451 West Broadway to report its energy use?
451 West 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:15572742:2024). 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
- The Gershfeld Group - 2381 Ocean Ave· 26,199 sq ft · score 100 (A)
- 728 Driggs Avenue· 26,190 sq ft · score 18 (D)
- Daisy/DEPM 2776 - 347 Bowery· 26,187 sq ft · EUI 82.0 kBtu/ft²
- 372 Broadway· 26,186 sq ft · EUI 29.1 kBtu/ft²
- 43-20 52 Street· 26,184 sq ft · EUI 29.9 kBtu/ft²
- 19 East Gun Hill Road· 26,180 sq ft · score 91 (A)
- 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 451 West Broadway's energy grade?
451 West Broadway did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 31.5 kBtu/ft².
How much energy does 451 West Broadway use?
Its 2024 site energy-use intensity was 31.5 kBtu/ft² (73.2 kBtu/ft² source) across 26,200 sq ft, including 175,764 kWh of electricity and 2,268 therms of natural gas.
What are 451 West Broadway's carbon emissions?
451 West Broadway reported 81 tCO₂e of greenhouse-gas emissions (3.1 kgCO₂e/ft²) for 2024.
Where is 451 West Broadway?
451 West Broadway is in New York City, New York 10012. Its coordinates are 40.72609, -74.00061 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 451 West Broadway and when was it built?
451 West Broadway has 26,200 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1880 as its year built. It is classed as multifamily housing.
Is 451 West 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, “451 West Broadway, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/451-west-broadway-2c2a0ee6 (data as of October 2, 2026).