10 Leonard Street - 44442
Multifamily Housing in New York City, NY · 10 Leonard Street · 10013
At a glance
10 Leonard Street - 44442 is a 32,571-square-foot multifamily housing building in New York City, New York, built in 1920. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 12.6 kBtu/ft² and 46 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 12.6 kBtu/ft² |
| Source EUI | 34.4 kBtu/ft² |
| GHG emissions | 46 tCO₂e |
| GHG intensity | 1.4 kgCO₂e/ft² |
| Electricity | 115,108 kWh |
| Natural gas | 185 therms |
| Water use | 726 kgal |
| Gross floor area | 32,571 sq ft |
| Source record | nyc:6266276:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 12.6 kBtu/ft² | 46 tCO₂e | |
| 2023 | — | 12.2 kBtu/ft² | 42 tCO₂e | |
| 2022 | — | 13.6 kBtu/ft² | 34 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
- 10 Leonard Street
- City
- New York City
- State
- New York
- ZIP
- 10013
- Coordinates
- 40.71880, -74.00825
Within ~1 km
Nearby benchmarked buildings
- BFPLscore —
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Multifamily Housing · 1,737,729 sq ft
See also: most efficient in New York City · biggest emitters
How does 10 Leonard Street - 44442 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 12.6 kBtu/ft² is about 83% 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 1.4 kgCO₂e/ft² is about 73% below the group average of 5.2 kgCO₂e/ft².
At 32,571 sq ft, it is about 68% below the average floor area of 100,951 sq ft for those buildings. It was built in 1920, 32 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 10 Leonard Street - 44442's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 10 Leonard Street - 44442, covering report years 2022–2024. Site EUI moved from 13.6 kBtu/ft² (2022) to 12.6 kBtu/ft² (2024), a 7% decrease. Reported emissions went from 34 tCO₂e to 46 tCO₂e over the same span (up 36%).
What does a site EUI of 12.6 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. 10 Leonard Street - 44442's 12.6 kBtu/ft² across 32,571 sq ft works out to about 0.4 billion Btu (120 MWh-equivalent) in 2024. Its source EUI of 34.4 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 115,108 kWh of electricity, 185 therms of natural gas and 726 thousand gallons of water for the year.
Which law requires 10 Leonard Street - 44442 to report its energy use?
10 Leonard Street - 44442 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:6266276:2024). 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
- Salon: 100 Luquer Street· 32,563 sq ft · score 60 (C)
- 2131 CLINTON AVENUE - 43135· 32,560 sq ft · score 42 (D)
- 121 Greene Street· 32,559 sq ft · EUI 55.7 kBtu/ft²
- NEW BEDFORD : 61 LEXINGTON AVENUE· 32,554 sq ft · score 44 (D)
- 42-54 Judge Street· 32,550 sq ft · score 23 (D)
- FRASER'S MULTICO, INC· 32,550 sq ft · EUI 95.1 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 10 Leonard Street - 44442's energy grade?
10 Leonard Street - 44442 did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 12.6 kBtu/ft².
How much energy does 10 Leonard Street - 44442 use?
Its 2024 site energy-use intensity was 12.6 kBtu/ft² (34.4 kBtu/ft² source) across 32,571 sq ft, including 115,108 kWh of electricity and 185 therms of natural gas.
What are 10 Leonard Street - 44442's carbon emissions?
10 Leonard Street - 44442 reported 46 tCO₂e of greenhouse-gas emissions (1.4 kgCO₂e/ft²) for 2024.
Where is 10 Leonard Street - 44442?
10 Leonard Street - 44442 is in New York City, New York 10013. Its coordinates are 40.71880, -74.00825 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 10 Leonard Street - 44442 and when was it built?
10 Leonard Street - 44442 has 32,571 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1920 as its year built. It is classed as multifamily housing.
Is 10 Leonard Street - 44442 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, “10 Leonard Street - 44442, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/10-leonard-street-44442-46bd0c2b (data as of October 2, 2026).