304 Boerum Street
Multifamily Housing in New York City, NY · 11206
At a glance
304 Boerum Street is a 40,600-square-foot multifamily housing building in New York City, New York, built in 1931. In its 2023 New York City benchmarking disclosure it reported a site energy-use intensity of 84.1 kBtu/ft² and 279 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 84.1 kBtu/ft² |
| Source EUI | 121.8 kBtu/ft² |
| GHG emissions | 279 tCO₂e |
| GHG intensity | 6.9 kgCO₂e/ft² |
| Electricity | 244,311 kWh |
| Natural gas | 1,386 therms |
| Water use | 1,073 kgal |
| Gross floor area | 40,600 sq ft |
| Source record | nyc:10892195:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | — | 84.1 kBtu/ft² | 279 tCO₂e | |
| 2022 | — | 57.8 kBtu/ft² | 179 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
- 304 Boerum Street
- City
- New York City
- State
- New York
- ZIP
- 11206
- Coordinates
- 40.70675, -73.93542
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 304 Boerum 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 84.1 kBtu/ft² is about 12% 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 6.9 kgCO₂e/ft² is about 33% above the group average of 5.2 kgCO₂e/ft².
At 40,600 sq ft, it is about 60% below the average floor area of 100,951 sq ft for those buildings. It was built in 1931, 21 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 304 Boerum Street's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for 304 Boerum Street, covering report years 2022–2023. Site EUI moved from 57.8 kBtu/ft² (2022) to 84.1 kBtu/ft² (2023), an 46% increase. Reported emissions went from 179 tCO₂e to 279 tCO₂e over the same span (up 56%).
What does a site EUI of 84.1 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. 304 Boerum Street's 84.1 kBtu/ft² across 40,600 sq ft works out to about 3.4 billion Btu (1,001 MWh-equivalent) in 2023. Its source EUI of 121.8 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 244,311 kWh of electricity, 1,386 therms of natural gas and 1,073 thousand gallons of water for the year.
Which law requires 304 Boerum Street to report its energy use?
304 Boerum 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 2023 disclosure (source record nyc:10892195:2023). 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
- Stone: 123 Waverly Pl.· 40,595 sq ft · score 90 (A)
- 1330 MORRIS AVENUE - 43088· 40,590 sq ft · score 73 (B)
- INV: 2837-2839 Decatur Avenue· 40,590 sq ft · score 83 (B)
- Livingston Management Services: 43 Bleecker St· 40,588 sq ft · EUI 1.1 kBtu/ft²
- NPV: 115 W 104th St· 40,587 sq ft · score 99 (A)
- Pinnacle CHILD of CAMPUS - 402 West 148th Street· 40,580 sq ft · score 2 (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 304 Boerum Street's energy grade?
304 Boerum Street did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 84.1 kBtu/ft².
How much energy does 304 Boerum Street use?
Its 2023 site energy-use intensity was 84.1 kBtu/ft² (121.8 kBtu/ft² source) across 40,600 sq ft, including 244,311 kWh of electricity and 1,386 therms of natural gas.
What are 304 Boerum Street's carbon emissions?
304 Boerum Street reported 279 tCO₂e of greenhouse-gas emissions (6.9 kgCO₂e/ft²) for 2023.
Where is 304 Boerum Street?
304 Boerum Street is in New York City, New York 11206. Its coordinates are 40.70675, -73.93542 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 304 Boerum Street and when was it built?
304 Boerum Street has 40,600 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1931 as its year built. It is classed as multifamily housing.
Is 304 Boerum Street 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, “304 Boerum Street, New York City, New York — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/304-boerum-street-786b2689 (data as of October 2, 2026).