805 3rd Avenue
Office in New York City, NY · 10022
At a glance
805 3rd Avenue is a 597,523-square-foot office building in New York City, New York, built in 1980. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 57.9 kBtu/ft² and 3,282 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 57.9 kBtu/ft² |
| Source EUI | 125.0 kBtu/ft² |
| GHG emissions | 3,282 tCO₂e |
| GHG intensity | 5.5 kgCO₂e/ft² |
| Electricity | 6,140,384 kWh |
| Natural gas | 26,054 therms |
| Water use | 14,387 kgal |
| Gross floor area | 597,523 sq ft |
| Source record | nyc:3448548:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 57.9 kBtu/ft² | 3,282 tCO₂e | |
| 2023 | 76 | -11 | 56.0 kBtu/ft² | 3,047 tCO₂e |
| 2022 | 87 | 36.7 kBtu/ft² | 1,791 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
- 805 3rd Avenue
- City
- New York City
- State
- New York
- ZIP
- 10022
- Coordinates
- 40.75551, -73.97098
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 805 3rd Avenue 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 57.9 kBtu/ft² is about 10% 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 5.5 kgCO₂e/ft² is roughly in line with the group average of 5.8 kgCO₂e/ft².
At 597,523 sq ft, it is about 191% above the average floor area of 205,440 sq ft for those buildings. It was built in 1980, 40 years later 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 805 3rd Avenue's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 805 3rd Avenue, covering report years 2022–2024. Its ENERGY STAR score went from 87 in 2022 to 76 in 2023 (-11 points); its best year on file was 2022, at 87. Site EUI moved from 36.7 kBtu/ft² (2022) to 57.9 kBtu/ft² (2024), an 58% increase. Reported emissions went from 1,791 tCO₂e to 3,282 tCO₂e over the same span (up 83%).
What does a site EUI of 57.9 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. 805 3rd Avenue's 57.9 kBtu/ft² across 597,523 sq ft works out to about 34.6 billion Btu (10,139 MWh-equivalent) in 2024. Its source EUI of 125.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 6,140,384 kWh of electricity, 26,054 therms of natural gas and 14,387 thousand gallons of water for the year.
Which law requires 805 3rd Avenue to report its energy use?
805 3rd Avenue 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:3448548:2024). 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
- 125 Park Avenue· 594,631 sq ft · score 74 (B)
- DCAS_1009_100 Gold Street Office Building· 594,000 sq ft · score 83 (B)
- 250 Broadway· 592,893 sq ft · score 63 (C)
- 900 Third Ave· 591,315 sq ft · score 90 (A)
- 1 United Nations Plaza· 587,000 sq ft
- Falchi Building (31-00 47th Ave.)· 586,899 sq ft · score 59 (C)
- 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 805 3rd Avenue's energy grade?
805 3rd Avenue did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 57.9 kBtu/ft².
How much energy does 805 3rd Avenue use?
Its 2024 site energy-use intensity was 57.9 kBtu/ft² (125.0 kBtu/ft² source) across 597,523 sq ft, including 6,140,384 kWh of electricity and 26,054 therms of natural gas.
What are 805 3rd Avenue's carbon emissions?
805 3rd Avenue reported 3,282 tCO₂e of greenhouse-gas emissions (5.5 kgCO₂e/ft²) for 2024.
Where is 805 3rd Avenue?
805 3rd Avenue is in New York City, New York 10022. Its coordinates are 40.75551, -73.97098 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 805 3rd Avenue and when was it built?
805 3rd Avenue has 597,523 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1980 as its year built. It is classed as office.
Is 805 3rd Avenue 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, “805 3rd Avenue, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/805-3rd-avenue-ae017243 (data as of October 2, 2026).