Leor: 601 West 144th Street
Multifamily Housing in New York City, NY · 601 West 144th Street New York · 10031
At a glance
Leor: 601 West 144th Street is a 46,664-square-foot multifamily housing building at 601 West 144th Street New York in New York City, New York, built in 1910. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 106.9 kBtu/ft² and 347 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 106.9 kBtu/ft² |
| Source EUI | 162.1 kBtu/ft² |
| GHG emissions | 347 tCO₂e |
| GHG intensity | 7.4 kgCO₂e/ft² |
| Electricity | 389,504 kWh |
| Natural gas | 36,592 therms |
| Gross floor area | 46,664 sq ft |
| Source record | nyc:6282743:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 106.9 kBtu/ft² | 347 tCO₂e | |
| 2023 | — | 96.1 kBtu/ft² | 300 tCO₂e | |
| 2022 | — | 106.8 kBtu/ft² | 304 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
- 601 West 144th Street New York
- City
- New York City
- State
- New York
- ZIP
- 10031
- Coordinates
- 40.82585, -73.95113
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Leor: 601 West 144th 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 106.9 kBtu/ft² is about 43% 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 7.4 kgCO₂e/ft² is about 43% above the group average of 5.2 kgCO₂e/ft².
At 46,664 sq ft, it is about half of the average floor area of 100,951 sq ft for those buildings. It was built in 1910, 42 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 Leor: 601 West 144th Street's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Leor: 601 West 144th Street, covering report years 2022–2024. Site EUI moved from 106.8 kBtu/ft² (2022) to 106.9 kBtu/ft² (2024), an 0% increase. Reported emissions went from 304 tCO₂e to 347 tCO₂e over the same span (up 14%).
What does a site EUI of 106.9 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. Leor: 601 West 144th Street's 106.9 kBtu/ft² across 46,664 sq ft works out to about 5 billion Btu (1,462 MWh-equivalent) in 2024. Its source EUI of 162.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 389,504 kWh of electricity and 36,592 therms of natural gas for the year.
Which law requires Leor: 601 West 144th Street to report its energy use?
Leor: 601 West 144th 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:6282743:2024). 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.
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- Multifamily Housing buildings in New York City· 33,022 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
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- Biggest emitters in New York City
Frequently asked questions
What is Leor: 601 West 144th Street's energy grade?
Leor: 601 West 144th Street did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 106.9 kBtu/ft².
How much energy does Leor: 601 West 144th Street use?
Its 2024 site energy-use intensity was 106.9 kBtu/ft² (162.1 kBtu/ft² source) across 46,664 sq ft, including 389,504 kWh of electricity and 36,592 therms of natural gas.
What are Leor: 601 West 144th Street's carbon emissions?
Leor: 601 West 144th Street reported 347 tCO₂e of greenhouse-gas emissions (7.4 kgCO₂e/ft²) for 2024.
Where is Leor: 601 West 144th Street?
Leor: 601 West 144th Street is at 601 West 144th Street New York, in New York City, New York 10031. Its coordinates are 40.82585, -73.95113 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Leor: 601 West 144th Street and when was it built?
Leor: 601 West 144th Street has 46,664 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1910 as its year built. It is classed as multifamily housing.
Is Leor: 601 West 144th 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, “Leor: 601 West 144th Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/leor-601-west-144th-street-912c2db0 (data as of October 2, 2026).