3921 Broadway - 20313
Multifamily Housing in New York City, NY · 3921 Broadway · 10032
At a glance
3921 Broadway - 20313 is a 63,914-square-foot multifamily housing building in New York City, New York, built in 1915. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 77.9 kBtu/ft² and 325 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 77.9 kBtu/ft² |
| Source EUI | 108.6 kBtu/ft² |
| GHG emissions | 325 tCO₂e |
| GHG intensity | 5.1 kgCO₂e/ft² |
| Electricity | 286,894 kWh |
| Natural gas | 39,973 therms |
| Water use | 3,599 kgal |
| Gross floor area | 63,914 sq ft |
| Source record | nyc:2805273:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 77.9 kBtu/ft² | 325 tCO₂e | |
| 2023 | — | 78.7 kBtu/ft² | 318 tCO₂e | |
| 2022 | — | 81.3 kBtu/ft² | 315 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.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 3921 Broadway
- City
- New York City
- State
- New York
- ZIP
- 10032
- Coordinates
- 40.83855, -73.94162
Within ~1 km
Nearby benchmarked buildings
Hospital (General Medical & Surgical) · 1,355,034 sq ft
- RANGELscore 10
Multifamily Housing · 834,375 sq ft
Multifamily Housing · 650,000 sq ft
- River Terrace Apartmentsscore 90
Multifamily Housing · 646,400 sq ft
Multifamily Housing · 361,811 sq ft
- Towers 2,3score 1
Residence Hall/Dormitory · 331,464 sq ft
See also: most efficient in New York City · biggest emitters
How does 3921 Broadway - 20313 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 77.9 kBtu/ft² is roughly in line with the average of 74.9 kBtu/ft². Its emissions intensity of 5.1 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².
At 63,914 sq ft, it is about 37% below the average floor area of 100,951 sq ft for those buildings. It was built in 1915, 37 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 3921 Broadway - 20313's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 3921 Broadway - 20313, covering report years 2022–2024. Site EUI moved from 81.3 kBtu/ft² (2022) to 77.9 kBtu/ft² (2024), a 4% decrease. Reported emissions went from 315 tCO₂e to 325 tCO₂e over the same span (up 3%).
What does a site EUI of 77.9 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. 3921 Broadway - 20313's 77.9 kBtu/ft² across 63,914 sq ft works out to about 5 billion Btu (1,459 MWh-equivalent) in 2024. Its source EUI of 108.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 286,894 kWh of electricity, 39,973 therms of natural gas and 3,599 thousand gallons of water for the year.
Which law requires 3921 Broadway - 20313 to report its energy use?
3921 Broadway - 20313 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:2805273:2024). 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
- 325 East 77th Street· 63,903 sq ft · score 81 (B)
- BORINQUEN PLAZA I - Bldg 7· 63,900 sq ft · EUI 31.4 kBtu/ft²
- 1440 54th Street· 63,900 sq ft · score 47 (D)
- Halstead - 310 West 79th Street NY, NY 10024· 63,898 sq ft · score 82 (B)
- TERM 8.31.25 - Wavecrest - 830 Fox Street· 63,891 sq ft · score 71 (B)
- Heritage/Locust - 58 East 117 Street· 63,882 sq ft · score 91 (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 3921 Broadway - 20313's energy grade?
3921 Broadway - 20313 did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 77.9 kBtu/ft².
How much energy does 3921 Broadway - 20313 use?
Its 2024 site energy-use intensity was 77.9 kBtu/ft² (108.6 kBtu/ft² source) across 63,914 sq ft, including 286,894 kWh of electricity and 39,973 therms of natural gas.
What are 3921 Broadway - 20313's carbon emissions?
3921 Broadway - 20313 reported 325 tCO₂e of greenhouse-gas emissions (5.1 kgCO₂e/ft²) for 2024.
Where is 3921 Broadway - 20313?
3921 Broadway - 20313 is in New York City, New York 10032. Its coordinates are 40.83855, -73.94162 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 3921 Broadway - 20313 and when was it built?
3921 Broadway - 20313 has 63,914 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1915 as its year built. It is classed as multifamily housing.
Is 3921 Broadway - 20313 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).
Working with New York City building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “3921 Broadway - 20313, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/3921-broadway-20313-67c3414a (data as of October 2, 2026).