309-311 West 57th Street
Multifamily Housing in New York City, NY · 11019
At a glance
309-311 West 57th Street is a 75,617-square-foot multifamily housing building in New York City, New York, built in 1928. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 85.3 kBtu/ft² and 434 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 85.3 kBtu/ft² |
| Source EUI | 132.6 kBtu/ft² |
| GHG emissions | 434 tCO₂e |
| GHG intensity | 5.7 kgCO₂e/ft² |
| Electricity | 545,245 kWh |
| Natural gas | 45,864 therms |
| Water use | 4,797 kgal |
| Gross floor area | 75,617 sq ft |
| Source record | nyc:3543069:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 85.3 kBtu/ft² | 434 tCO₂e | |
| 2023 | 67 | -15 | 81.4 kBtu/ft² | 443 tCO₂e |
| 2022 | 82 | 83.4 kBtu/ft² | 410 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
- 309-311 West 57th Street
- City
- New York City
- State
- New York
- ZIP
- 11019
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 309-311 West 57th Street 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 85.3 kBtu/ft² is about 14% 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 5.7 kgCO₂e/ft² is about 10% above the group average of 5.2 kgCO₂e/ft².
At 75,617 sq ft, it is about 25% below the average floor area of 100,951 sq ft for those buildings. It was built in 1928, 24 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 309-311 West 57th Street's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 309-311 West 57th Street, covering report years 2022–2024. Its ENERGY STAR score went from 82 in 2022 to 67 in 2023 (-15 points); its best year on file was 2022, at 82. Site EUI moved from 83.4 kBtu/ft² (2022) to 85.3 kBtu/ft² (2024), an 2% increase. Reported emissions went from 410 tCO₂e to 434 tCO₂e over the same span (up 6%).
What does a site EUI of 85.3 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. 309-311 West 57th Street's 85.3 kBtu/ft² across 75,617 sq ft works out to about 6.5 billion Btu (1,890 MWh-equivalent) in 2024. Its source EUI of 132.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 545,245 kWh of electricity, 45,864 therms of natural gas and 4,797 thousand gallons of water for the year.
Which law requires 309-311 West 57th Street to report its energy use?
309-311 West 57th Street 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:3543069:2024). 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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- 260 W 153rd St· 75,615 sq ft · score 86 (A)
- 3191 ROCHAMBEAU AVENUE· 75,610 sq ft · score 62 (C)
- Esquire Management - 3191 Rochambeau Avenue· 75,610 sq ft · score 25 (D)
- 150 West 55th Street· 75,600 sq ft · score 67 (C)
- 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 309-311 West 57th Street's energy grade?
309-311 West 57th Street did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 85.3 kBtu/ft².
How much energy does 309-311 West 57th Street use?
Its 2024 site energy-use intensity was 85.3 kBtu/ft² (132.6 kBtu/ft² source) across 75,617 sq ft, including 545,245 kWh of electricity and 45,864 therms of natural gas.
What are 309-311 West 57th Street's carbon emissions?
309-311 West 57th Street reported 434 tCO₂e of greenhouse-gas emissions (5.7 kgCO₂e/ft²) for 2024.
Where is 309-311 West 57th Street?
309-311 West 57th Street is in New York City, New York 11019.
How big is 309-311 West 57th Street and when was it built?
309-311 West 57th Street has 75,617 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1928 as its year built. It is classed as multifamily housing.
Is 309-311 West 57th Street 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, “309-311 West 57th Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/309-311-west-57th-street-11e641df (data as of October 2, 2026).