80 West 40th Street LLC
Office in New York City, NY · 80 West 40th Street · 10018
At a glance
80 West 40th Street LLC is a 61,304-square-foot office building in New York City, New York, built in 1910. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 63 out of 100 (grade C), a site energy-use intensity of 93.2 kBtu/ft² and 429 tCO₂e of greenhouse-gas emissions. That score is higher than 27% of the 2,519 scored office buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 63 (band C) |
| Site EUI | 93.2 kBtu/ft² |
| Source EUI | 155.8 kBtu/ft² |
| GHG emissions | 429 tCO₂e |
| GHG intensity | 7.0 kgCO₂e/ft² |
| Electricity | 594,849 kWh |
| Natural gas | 36,821 therms |
| Gross floor area | 61,304 sq ft |
| Source record | nyc:2642032:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 63 | +3 | 93.2 kBtu/ft² | 429 tCO₂e |
| 2023 | 60 | -1 | 95.7 kBtu/ft² | 429 tCO₂e |
| 2022 | 61 | 94.5 kBtu/ft² | 375 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
- 80 West 40th Street
- City
- New York City
- State
- New York
- ZIP
- 10018
- Coordinates
- 40.75333, -73.98454
Within ~1 km
Nearby benchmarked buildings
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- PENN 1 (LL97)score —
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See also: most efficient in New York City · biggest emitters
How does 80 West 40th Street LLC 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. 80 West 40th Street LLC's ENERGY STAR score of 63 compares with an average of 72 across the 2,519 that report a score; it scores higher than 27% of them and lower than 73%. Its site EUI of 93.2 kBtu/ft² is about 44% above the average of 64.5 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 7.0 kgCO₂e/ft² is about 21% above the group average of 5.8 kgCO₂e/ft².
At 61,304 sq ft, it is about 70% below the average floor area of 205,440 sq ft for those buildings. It was built in 1910, 30 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 80 West 40th Street LLC's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 80 West 40th Street LLC, covering report years 2022–2024. Its ENERGY STAR score went from 61 in 2022 to 63 in 2024 (+2 points). Site EUI moved from 94.5 kBtu/ft² (2022) to 93.2 kBtu/ft² (2024), a 1% decrease. Reported emissions went from 375 tCO₂e to 429 tCO₂e over the same span (up 14%).
What does an ENERGY STAR score of 63 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 63 means the building performs better than about 63% of its national peers. BuildingCensus bands the score into report-card grades; 63 falls in band C — below median (55–69). It sits 12 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. 80 West 40th Street LLC's 93.2 kBtu/ft² across 61,304 sq ft works out to about 5.7 billion Btu (1,674 MWh-equivalent) in 2024. Its source EUI of 155.8 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 594,849 kWh of electricity and 36,821 therms of natural gas for the year.
Which law requires 80 West 40th Street LLC to report its energy use?
80 West 40th Street 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:2642032:2024). 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
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- 936 Broadway· 61,147 sq ft · EUI 70.1 kBtu/ft²
- Dawning Real Estate: 181 Bay St· 61,138 sq ft · score 80 (B)
- 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
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- Biggest emitters in New York City
Frequently asked questions
What is 80 West 40th Street LLC's energy grade?
80 West 40th Street LLC scores 63 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 80 West 40th Street LLC use?
Its 2024 site energy-use intensity was 93.2 kBtu/ft² (155.8 kBtu/ft² source) across 61,304 sq ft, including 594,849 kWh of electricity and 36,821 therms of natural gas.
What are 80 West 40th Street LLC's carbon emissions?
80 West 40th Street LLC reported 429 tCO₂e of greenhouse-gas emissions (7.0 kgCO₂e/ft²) for 2024.
Where is 80 West 40th Street LLC?
80 West 40th Street LLC is in New York City, New York 10018. Its coordinates are 40.75333, -73.98454 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 80 West 40th Street LLC and when was it built?
80 West 40th Street LLC has 61,304 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1910 as its year built. It is classed as office.
Is 80 West 40th Street 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, “80 West 40th Street LLC, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/80-west-40th-street-llc-dbbf88e0 (data as of October 2, 2026).