41-45 West 25th St (LL84)-Campus
Office in New York City, NY · 41 W. 25Th Street · 10010
At a glance
41-45 West 25th St (LL84)-Campus is a 157,152-square-foot office building at 41 W. 25Th Street in New York City, New York, built in 1909. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 37.9 kBtu/ft² and 475 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 37.9 kBtu/ft² |
| Source EUI | 68.3 kBtu/ft² |
| GHG emissions | 475 tCO₂e |
| GHG intensity | 3.0 kgCO₂e/ft² |
| Electricity | 751,882 kWh |
| Natural gas | 33,881 therms |
| Water use | 512 kgal |
| Gross floor area | 157,152 sq ft |
| Source record | nyc:11885066:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 37.9 kBtu/ft² | 475 tCO₂e | |
| 2023 | — | 39.5 kBtu/ft² | 500 tCO₂e | |
| 2022 | — | 45.9 kBtu/ft² | 493 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
- 41 W. 25Th Street
- City
- New York City
- State
- New York
- ZIP
- 10010
- Coordinates
- 40.74352, -73.99029
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 41-45 West 25th St (LL84)-Campus compare with other office buildings in New York City?
The latest disclosures cover 3,384 office buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 37.9 kBtu/ft² is about 41% below the average of 64.5 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 3.0 kgCO₂e/ft² is about half of the group average of 5.8 kgCO₂e/ft².
At 157,152 sq ft, it is about 24% below the average floor area of 205,440 sq ft for those buildings. It was built in 1909, 31 years earlier than the group's average year built (1940). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has 41-45 West 25th St (LL84)-Campus's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 41-45 West 25th St (LL84)-Campus, covering report years 2022–2024. Site EUI moved from 45.9 kBtu/ft² (2022) to 37.9 kBtu/ft² (2024), a 17% decrease. Reported emissions went from 493 tCO₂e to 475 tCO₂e over the same span (down 4%).
What does a site EUI of 37.9 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. 41-45 West 25th St (LL84)-Campus's 37.9 kBtu/ft² across 157,152 sq ft works out to about 6 billion Btu (1,746 MWh-equivalent) in 2024. Its source EUI of 68.3 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 751,882 kWh of electricity, 33,881 therms of natural gas and 512 thousand gallons of water for the year.
Which law requires 41-45 West 25th St (LL84)-Campus to report its energy use?
41-45 West 25th St (LL84)-Campus 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:11885066:2024). 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 office buildings in New York City
- 229 West 28th Street· 157,061 sq ft · score 90 (A)
- 501 5th Avenue· 156,993 sq ft · score 77 (B)
- 401 Fifth Avenue· 156,760 sq ft · score 60 (C)
- Halstead - 770 Lexington Avenue NY, NY 10022· 156,597 sq ft · score 41 (D)
- Lexin NY 229· 156,500 sq ft · score 89 (A)
- 224 West 35th Street· 156,320 sq ft · score 91 (A)
- Office buildings in New York City· 3,384 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 41-45 West 25th St (LL84)-Campus's energy grade?
41-45 West 25th St (LL84)-Campus did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 37.9 kBtu/ft².
How much energy does 41-45 West 25th St (LL84)-Campus use?
Its 2024 site energy-use intensity was 37.9 kBtu/ft² (68.3 kBtu/ft² source) across 157,152 sq ft, including 751,882 kWh of electricity and 33,881 therms of natural gas.
What are 41-45 West 25th St (LL84)-Campus's carbon emissions?
41-45 West 25th St (LL84)-Campus reported 475 tCO₂e of greenhouse-gas emissions (3.0 kgCO₂e/ft²) for 2024.
Where is 41-45 West 25th St (LL84)-Campus?
41-45 West 25th St (LL84)-Campus is at 41 W. 25Th Street, in New York City, New York 10010. Its coordinates are 40.74352, -73.99029 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 41-45 West 25th St (LL84)-Campus and when was it built?
41-45 West 25th St (LL84)-Campus has 157,152 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1909 as its year built. It is classed as office.
Is 41-45 West 25th St (LL84)-Campus 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, “41-45 West 25th St (LL84)-Campus, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/41-45-west-25th-st-ll84-campus-eccb3f6d (data as of October 2, 2026).