3607 Broadway Realty LLC
Multifamily Housing in New York City, NY · 3609 Broadway · 10031
At a glance
3607 Broadway Realty LLC is a 56,436-square-foot multifamily housing building at 3609 Broadway in New York City, New York, built in 1920. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 56 out of 100 (grade C), a site energy-use intensity of 128.4 kBtu/ft² and 579 tCO₂e of greenhouse-gas emissions. That score is higher than 37% of the 22,829 scored multifamily housing buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 56 (band C) |
| Site EUI | 128.4 kBtu/ft² |
| Source EUI | 184.7 kBtu/ft² |
| GHG emissions | 579 tCO₂e |
| GHG intensity | 10.3 kgCO₂e/ft² |
| Electricity | 499,650 kWh |
| Natural gas | 13,526 therms |
| Water use | 6,504 kgal |
| Gross floor area | 56,436 sq ft |
| Source record | nyc:2771465:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 56 | -41 | 128.4 kBtu/ft² | 579 tCO₂e |
| 2023 | 97 | +29 | 60.9 kBtu/ft² | 286 tCO₂e |
| 2022 | 68 | 121.7 kBtu/ft² | 499 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
- 3609 Broadway
- City
- New York City
- State
- New York
- ZIP
- 10031
- Coordinates
- 40.82864, -73.94885
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 3607 Broadway Realty LLC 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. 3607 Broadway Realty LLC's ENERGY STAR score of 56 compares with an average of 63 across the 22,829 that report a score; it scores higher than 37% of them and lower than 62%. Its site EUI of 128.4 kBtu/ft² is about 71% 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 10.3 kgCO₂e/ft² is about twice the group average of 5.2 kgCO₂e/ft².
At 56,436 sq ft, it is about 44% 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 3607 Broadway Realty LLC's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 3607 Broadway Realty LLC, covering report years 2022–2024. Its ENERGY STAR score went from 68 in 2022 to 56 in 2024 (-12 points); its best year on file was 2023, at 97. Site EUI moved from 121.7 kBtu/ft² (2022) to 128.4 kBtu/ft² (2024), an 6% increase. Reported emissions went from 499 tCO₂e to 579 tCO₂e over the same span (up 16%).
What does an ENERGY STAR score of 56 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 56 means the building performs better than about 56% of its national peers. BuildingCensus bands the score into report-card grades; 56 falls in band C — below median (55–69). It sits 19 points below 75, the threshold for ENERGY STAR certification. In New York City, 43% of scored buildings are at 75 or above.
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. 3607 Broadway Realty LLC's 128.4 kBtu/ft² across 56,436 sq ft works out to about 7.2 billion Btu (2,124 MWh-equivalent) in 2024. Its source EUI of 184.7 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 499,650 kWh of electricity, 13,526 therms of natural gas and 6,504 thousand gallons of water for the year.
Which law requires 3607 Broadway Realty LLC to report its energy use?
3607 Broadway Realty LLC 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:2771465:2024). 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
- 550 Ocean Avenue - 24263· 56,430 sq ft · score 38 (D)
- 5202 15th Avenue - 41591· 56,430 sq ft · score 96 (A)
- Wallack - 1110 Park Avenue· 56,429 sq ft · EUI 32.2 kBtu/ft²
- 32 EAST 1 STREET· 56,422 sq ft · score 73 (B)
- 880 West 181st Street· 56,418 sq ft · score 76 (B)
- Baysun Property Management - 5008 7th Ave· 56,417 sq ft · score 40 (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 3607 Broadway Realty LLC's energy grade?
3607 Broadway Realty LLC scores 56 out of 100 on ENERGY STAR — band C, below median (55–69) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 3607 Broadway Realty LLC use?
Its 2024 site energy-use intensity was 128.4 kBtu/ft² (184.7 kBtu/ft² source) across 56,436 sq ft, including 499,650 kWh of electricity and 13,526 therms of natural gas.
What are 3607 Broadway Realty LLC's carbon emissions?
3607 Broadway Realty LLC reported 579 tCO₂e of greenhouse-gas emissions (10.3 kgCO₂e/ft²) for 2024.
Where is 3607 Broadway Realty LLC?
3607 Broadway Realty LLC is at 3609 Broadway, in New York City, New York 10031. Its coordinates are 40.82864, -73.94885 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 3607 Broadway Realty LLC and when was it built?
3607 Broadway Realty LLC has 56,436 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 3607 Broadway Realty LLC 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, “3607 Broadway Realty LLC, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/3607-broadway-realty-llc-4f380ca3 (data as of October 2, 2026).