Irvine: 51 Walker Street
Multifamily Housing in New York City, NY · 51 WALKER STREET · 10013
At a glance
Irvine: 51 Walker Street is a 37,008-square-foot multifamily housing building at 51 WALKER STREET in New York City, New York, built in 1950. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 56.3 kBtu/ft² and 166 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 56.3 kBtu/ft² |
| Source EUI | 101.1 kBtu/ft² |
| GHG emissions | 166 tCO₂e |
| GHG intensity | 4.5 kgCO₂e/ft² |
| Electricity | 260,084 kWh |
| Natural gas | 11,976 therms |
| Water use | 720 kgal |
| Gross floor area | 37,008 sq ft |
| Source record | nyc:6799831:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 56.3 kBtu/ft² | 166 tCO₂e | |
| 2023 | — | 58.1 kBtu/ft² | 166 tCO₂e | |
| 2022 | — | 62.9 kBtu/ft² | 156 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
- 51 WALKER STREET
- City
- New York City
- State
- New York
- ZIP
- 10013
- Coordinates
- 40.71901, -74.00340
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Irvine: 51 Walker 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 56.3 kBtu/ft² is about 25% 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 4.5 kgCO₂e/ft² is about 14% below the group average of 5.2 kgCO₂e/ft².
At 37,008 sq ft, it is about 63% below 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 Irvine: 51 Walker Street's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Irvine: 51 Walker Street, covering report years 2022–2024. Site EUI moved from 62.9 kBtu/ft² (2022) to 56.3 kBtu/ft² (2024), a 10% decrease. Reported emissions went from 156 tCO₂e to 166 tCO₂e over the same span (up 6%).
What does a site EUI of 56.3 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. Irvine: 51 Walker Street's 56.3 kBtu/ft² across 37,008 sq ft works out to about 2.1 billion Btu (611 MWh-equivalent) in 2024. Its source EUI of 101.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 260,084 kWh of electricity, 11,976 therms of natural gas and 720 thousand gallons of water for the year.
Which law requires Irvine: 51 Walker Street to report its energy use?
Irvine: 51 Walker 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:6799831:2024). 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
- 481 Wales Avenue· 37,006 sq ft · score 7 (D)
- J & M: 138 West 17th· 37,002 sq ft · EUI 54.4 kBtu/ft²
- 602 West 190th Street· 37,002 sq ft · score 76 (B)
- 1995 Creston Avenue - Mount Hope LL84· 37,000 sq ft · score 69 (C)
- Esquire Management - 65 East Gunhill Road· 37,000 sq ft · score 72 (B)
- 2506 Davidson Avenue· 37,000 sq ft · score 54 (D)
- 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 Irvine: 51 Walker Street's energy grade?
Irvine: 51 Walker Street did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 56.3 kBtu/ft².
How much energy does Irvine: 51 Walker Street use?
Its 2024 site energy-use intensity was 56.3 kBtu/ft² (101.1 kBtu/ft² source) across 37,008 sq ft, including 260,084 kWh of electricity and 11,976 therms of natural gas.
What are Irvine: 51 Walker Street's carbon emissions?
Irvine: 51 Walker Street reported 166 tCO₂e of greenhouse-gas emissions (4.5 kgCO₂e/ft²) for 2024.
Where is Irvine: 51 Walker Street?
Irvine: 51 Walker Street is at 51 WALKER STREET, in New York City, New York 10013. Its coordinates are 40.71901, -74.00340 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Irvine: 51 Walker Street and when was it built?
Irvine: 51 Walker Street has 37,008 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 Irvine: 51 Walker 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, “Irvine: 51 Walker Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/irvine-51-walker-street-1305d176 (data as of October 2, 2026).