866 Third Ave (854 3 AVE)
Mixed Use Property in New York City, NY · 854 3 AVENUE · 10022
At a glance
866 Third Ave (854 3 AVE) is a 458,682-square-foot mixed use property building at 854 3 AVENUE in New York City, New York, built in 1966. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 92.1 kBtu/ft² and 4,251 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 92.1 kBtu/ft² |
| Source EUI | 214.2 kBtu/ft² |
| GHG emissions | 4,251 tCO₂e |
| GHG intensity | 9.3 kgCO₂e/ft² |
| Electricity | 8,700,362 kWh |
| Natural gas | 0 therms |
| Gross floor area | 458,682 sq ft |
| Source record | nyc:2683707:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 92.1 kBtu/ft² | 4,251 tCO₂e | |
| 2023 | — | 90.7 kBtu/ft² | 4,006 tCO₂e | |
| 2022 | — | 93.6 kBtu/ft² | 3,402 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
- 854 3 AVENUE
- City
- New York City
- State
- New York
- ZIP
- 10022
- Coordinates
- 40.75717, -73.96979
Within ~1 km
Nearby benchmarked buildings
- Metlife Building (200 Park)score 69
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- 277 Park Avenuescore 64
Office · 1,897,643 sq ft
Office · 1,844,165 sq ft
- 345 Park Ave LPscore 47
Office · 1,783,232 sq ft
- 277 Park Avenuescore 55
Office · 1,745,856 sq ft
Office · 1,682,110 sq ft
See also: most efficient in New York City · biggest emitters
How does 866 Third Ave (854 3 AVE) compare with other mixed use property buildings in New York City?
The latest disclosures cover 395 mixed use property buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 92.1 kBtu/ft² is roughly in line with the average of 92.7 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 9.3 kgCO₂e/ft² is about 17% above the group average of 7.9 kgCO₂e/ft².
At 458,682 sq ft, it is about twice the average floor area of 224,815 sq ft for those buildings. It was built in 1966, 9 years later than the group's average year built (1958). Across all 24 jurisdictions BuildingCensus covers, the 1,212 mixed use property buildings average an ENERGY STAR score of 69 and a site EUI of 79.8 kBtu/ft².
How has 866 Third Ave (854 3 AVE)'s energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 866 Third Ave (854 3 AVE), covering report years 2022–2024. Site EUI moved from 93.6 kBtu/ft² (2022) to 92.1 kBtu/ft² (2024), a 2% decrease. Reported emissions went from 3,402 tCO₂e to 4,251 tCO₂e over the same span (up 25%).
What does a site EUI of 92.1 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. 866 Third Ave (854 3 AVE)'s 92.1 kBtu/ft² across 458,682 sq ft works out to about 42.2 billion Btu (12,381 MWh-equivalent) in 2024. Its source EUI of 214.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 8,700,362 kWh of electricity and 0 therms of natural gas for the year.
Which law requires 866 Third Ave (854 3 AVE) to report its energy use?
866 Third Ave (854 3 AVE) 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:2683707:2024). 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 mixed use property buildings in New York City
- Tower 53, 821 7 AVENUE· 442,397 sq ft · score 71 (B)
- Union Square South· 438,548 sq ft · EUI 97.9 kBtu/ft²
- Feil - 200 East 161st Street· 437,560 sq ft · EUI 52.6 kBtu/ft²
- 49 West 116 st· 432,137 sq ft · score 20 (D)
- Fresh Meadows Place Campus Parent· 420,099 sq ft · EUI 146.5 kBtu/ft²
- Nicotra 1441 South Ave· 416,455 sq ft · EUI 55.0 kBtu/ft²
- Mixed Use Property buildings in New York City· 395 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 866 Third Ave (854 3 AVE)'s energy grade?
866 Third Ave (854 3 AVE) did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 92.1 kBtu/ft².
How much energy does 866 Third Ave (854 3 AVE) use?
Its 2024 site energy-use intensity was 92.1 kBtu/ft² (214.2 kBtu/ft² source) across 458,682 sq ft, including 8,700,362 kWh of electricity and 0 therms of natural gas.
What are 866 Third Ave (854 3 AVE)'s carbon emissions?
866 Third Ave (854 3 AVE) reported 4,251 tCO₂e of greenhouse-gas emissions (9.3 kgCO₂e/ft²) for 2024.
Where is 866 Third Ave (854 3 AVE)?
866 Third Ave (854 3 AVE) is at 854 3 AVENUE, in New York City, New York 10022. Its coordinates are 40.75717, -73.96979 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 866 Third Ave (854 3 AVE) and when was it built?
866 Third Ave (854 3 AVE) has 458,682 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1966 as its year built. It is classed as mixed use property.
Is 866 Third Ave (854 3 AVE) 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, “866 Third Ave (854 3 AVE), New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/866-third-ave-854-3-ave-9601f02f (data as of October 2, 2026).