34 Leonard Street
Multifamily Housing in New York City, NY · 176 WEST BROADWAY · 10013
At a glance
34 Leonard Street is a 53,020-square-foot multifamily housing building at 176 WEST BROADWAY in New York City, New York, built in 2009. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 79.1 kBtu/ft² and 389 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 79.1 kBtu/ft² |
| Source EUI | 171.6 kBtu/ft² |
| GHG emissions | 389 tCO₂e |
| GHG intensity | 7.3 kgCO₂e/ft² |
| Electricity | 786,563 kWh |
| Natural gas | 15,089 therms |
| Water use | 2,021 kgal |
| Gross floor area | 53,020 sq ft |
| Source record | nyc:3245755:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 79.1 kBtu/ft² | 389 tCO₂e | |
| 2023 | — | 81.0 kBtu/ft² | 377 tCO₂e | |
| 2022 | — | 88.0 kBtu/ft² | 337 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
- 176 WEST BROADWAY
- City
- New York City
- State
- New York
- ZIP
- 10013
- Coordinates
- 40.71789, -74.00737
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 34 Leonard 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 79.1 kBtu/ft² is roughly in line with the average of 74.9 kBtu/ft². Its emissions intensity of 7.3 kgCO₂e/ft² is about 41% above the group average of 5.2 kgCO₂e/ft².
At 53,020 sq ft, it is about half of the average floor area of 100,951 sq ft for those buildings. It was built in 2009, 57 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 34 Leonard Street's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 34 Leonard Street, covering report years 2022–2024. Site EUI moved from 88.0 kBtu/ft² (2022) to 79.1 kBtu/ft² (2024), a 10% decrease. Reported emissions went from 337 tCO₂e to 389 tCO₂e over the same span (up 16%).
What does a site EUI of 79.1 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. 34 Leonard Street's 79.1 kBtu/ft² across 53,020 sq ft works out to about 4.2 billion Btu (1,229 MWh-equivalent) in 2024. Its source EUI of 171.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 786,563 kWh of electricity, 15,089 therms of natural gas and 2,021 thousand gallons of water for the year.
Which law requires 34 Leonard Street to report its energy use?
34 Leonard 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:3245755:2024). 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
- Lynda Simmons Homes-1605 Fulton Avenue· 53,018 sq ft · score 50 (D)
- 325-327 East 101st Street· 53,016 sq ft · score 71 (B)
- 2160 Tiebout Avenue· 53,010 sq ft
- 440-442 Jackson Avenue· 53,008 sq ft · score 55 (C)
- A&E - Queens - 43-08 40th Street· 53,000 sq ft · score 82 (B)
- Monarch - 7423 Ridge Blvd· 53,000 sq ft · score 86 (A)
- 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 34 Leonard Street's energy grade?
34 Leonard Street did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 79.1 kBtu/ft².
How much energy does 34 Leonard Street use?
Its 2024 site energy-use intensity was 79.1 kBtu/ft² (171.6 kBtu/ft² source) across 53,020 sq ft, including 786,563 kWh of electricity and 15,089 therms of natural gas.
What are 34 Leonard Street's carbon emissions?
34 Leonard Street reported 389 tCO₂e of greenhouse-gas emissions (7.3 kgCO₂e/ft²) for 2024.
Where is 34 Leonard Street?
34 Leonard Street is at 176 WEST BROADWAY, in New York City, New York 10013. Its coordinates are 40.71789, -74.00737 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 34 Leonard Street and when was it built?
34 Leonard Street has 53,020 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2009 as its year built. It is classed as multifamily housing.
Is 34 Leonard 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, “34 Leonard Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/34-leonard-street-597dfe3d (data as of October 2, 2026).