Pinnacle - 3647 Broadway
Multifamily Housing in New York City, NY · 3645 Broadway · 10031
At a glance
Pinnacle - 3647 Broadway is a 123,314-square-foot multifamily housing building at 3645 Broadway in New York City, New York, built in 1917. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 55 out of 100 (grade C), a site energy-use intensity of 88.6 kBtu/ft² and 731 tCO₂e of greenhouse-gas emissions. That score is higher than 36% 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 | 55 (band C) |
| Site EUI | 88.6 kBtu/ft² |
| Source EUI | 127.6 kBtu/ft² |
| GHG emissions | 731 tCO₂e |
| GHG intensity | 5.9 kgCO₂e/ft² |
| Electricity | 712,494 kWh |
| Natural gas | 85,006 therms |
| Water use | 6,366 kgal |
| Gross floor area | 123,314 sq ft |
| Source record | nyc:2658338:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 55 | -9 | 88.6 kBtu/ft² | 731 tCO₂e |
| 2023 | 64 | -4 | 79.5 kBtu/ft² | 710 tCO₂e |
| 2022 | 68 | 81.8 kBtu/ft² | 669 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
- 3645 Broadway
- City
- New York City
- State
- New York
- ZIP
- 10031
- Coordinates
- 40.82970, -73.94808
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Pinnacle - 3647 Broadway 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. Pinnacle - 3647 Broadway's ENERGY STAR score of 55 compares with an average of 63 across the 22,829 that report a score; it scores higher than 36% of them and lower than 63%. Its site EUI of 88.6 kBtu/ft² is about 18% 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 5.9 kgCO₂e/ft² is about 14% above the group average of 5.2 kgCO₂e/ft².
At 123,314 sq ft, it is about 22% above the average floor area of 100,951 sq ft for those buildings. It was built in 1917, 35 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 Pinnacle - 3647 Broadway's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Pinnacle - 3647 Broadway, covering report years 2022–2024. Its ENERGY STAR score went from 68 in 2022 to 55 in 2024 (-13 points); its best year on file was 2022, at 68. Site EUI moved from 81.8 kBtu/ft² (2022) to 88.6 kBtu/ft² (2024), an 8% increase. Reported emissions went from 669 tCO₂e to 731 tCO₂e over the same span (up 9%).
What does an ENERGY STAR score of 55 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 55 means the building performs better than about 55% of its national peers. BuildingCensus bands the score into report-card grades; 55 falls in band C — below median (55–69). It sits 20 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. Pinnacle - 3647 Broadway's 88.6 kBtu/ft² across 123,314 sq ft works out to about 10.9 billion Btu (3,202 MWh-equivalent) in 2024. Its source EUI of 127.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 712,494 kWh of electricity, 85,006 therms of natural gas and 6,366 thousand gallons of water for the year.
Which law requires Pinnacle - 3647 Broadway to report its energy use?
Pinnacle - 3647 Broadway 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:2658338:2024). 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.
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- 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 Pinnacle - 3647 Broadway's energy grade?
Pinnacle - 3647 Broadway scores 55 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 Pinnacle - 3647 Broadway use?
Its 2024 site energy-use intensity was 88.6 kBtu/ft² (127.6 kBtu/ft² source) across 123,314 sq ft, including 712,494 kWh of electricity and 85,006 therms of natural gas.
What are Pinnacle - 3647 Broadway's carbon emissions?
Pinnacle - 3647 Broadway reported 731 tCO₂e of greenhouse-gas emissions (5.9 kgCO₂e/ft²) for 2024.
Where is Pinnacle - 3647 Broadway?
Pinnacle - 3647 Broadway is at 3645 Broadway, in New York City, New York 10031. Its coordinates are 40.82970, -73.94808 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Pinnacle - 3647 Broadway and when was it built?
Pinnacle - 3647 Broadway has 123,314 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1917 as its year built. It is classed as multifamily housing.
Is Pinnacle - 3647 Broadway 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, “Pinnacle - 3647 Broadway, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/pinnacle-3647-broadway-8ece6826 (data as of October 2, 2026).