525 Lefferts Construction
Multifamily Housing in New York City, NY · 525 Lefferts Ave · 11225
At a glance
525 Lefferts Construction is a 28,160-square-foot multifamily housing building at 525 Lefferts Ave in New York City, New York, built in 2006. In its 2023 New York City benchmarking disclosure it reported a site energy-use intensity of 48.4 kBtu/ft² and 95 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 48.4 kBtu/ft² |
| Source EUI | 76.2 kBtu/ft² |
| GHG emissions | 95 tCO₂e |
| GHG intensity | 3.4 kgCO₂e/ft² |
| Electricity | 119,332 kWh |
| Natural gas | 9,569 therms |
| Gross floor area | 28,160 sq ft |
| Source record | nyc:6799273:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | — | 48.4 kBtu/ft² | 95 tCO₂e | |
| 2022 | — | 55.7 kBtu/ft² | 99 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
- 525 Lefferts Ave
- City
- New York City
- State
- New York
- ZIP
- 11225
- Coordinates
- 40.66279, -73.94385
Within ~1 km
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How does 525 Lefferts Construction 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 48.4 kBtu/ft² is about 35% 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 3.4 kgCO₂e/ft² is about 35% below the group average of 5.2 kgCO₂e/ft².
At 28,160 sq ft, it is about 72% below the average floor area of 100,951 sq ft for those buildings. It was built in 2006, 54 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 525 Lefferts Construction's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for 525 Lefferts Construction, covering report years 2022–2023. Site EUI moved from 55.7 kBtu/ft² (2022) to 48.4 kBtu/ft² (2023), a 13% decrease. Reported emissions went from 99 tCO₂e to 95 tCO₂e over the same span (down 4%).
What does a site EUI of 48.4 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. 525 Lefferts Construction's 48.4 kBtu/ft² across 28,160 sq ft works out to about 1.4 billion Btu (399 MWh-equivalent) in 2023. Its source EUI of 76.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 119,332 kWh of electricity and 9,569 therms of natural gas for the year.
Which law requires 525 Lefferts Construction to report its energy use?
525 Lefferts Construction 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 2023 disclosure (source record nyc:6799273:2023). 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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- 47-16 Greenpoint Avenue· 28,153 sq ft · EUI 70.4 kBtu/ft²
- Salon Realty - 219 e 84 st· 28,150 sq ft · score 91 (A)
- Anthony Avenue Redevelopment· 28,143 sq ft · score 95 (A)
- Progressive - 257 West 29th Street· 28,143 sq ft · EUI 65.3 kBtu/ft²
- 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 525 Lefferts Construction's energy grade?
525 Lefferts Construction did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 48.4 kBtu/ft².
How much energy does 525 Lefferts Construction use?
Its 2023 site energy-use intensity was 48.4 kBtu/ft² (76.2 kBtu/ft² source) across 28,160 sq ft, including 119,332 kWh of electricity and 9,569 therms of natural gas.
What are 525 Lefferts Construction's carbon emissions?
525 Lefferts Construction reported 95 tCO₂e of greenhouse-gas emissions (3.4 kgCO₂e/ft²) for 2023.
Where is 525 Lefferts Construction?
525 Lefferts Construction is at 525 Lefferts Ave, in New York City, New York 11225. Its coordinates are 40.66279, -73.94385 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 525 Lefferts Construction and when was it built?
525 Lefferts Construction has 28,160 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 2006 as its year built. It is classed as multifamily housing.
Is 525 Lefferts Construction covered by Local Law 84 (LL84)?
Yes — it appears in the 2023 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, “525 Lefferts Construction, New York City, New York — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/525-lefferts-construction-00044df9 (data as of October 2, 2026).