820 Fifth Ave
Multifamily Housing in New York City, NY · 820 5TH AVE. · 10065
At a glance
820 Fifth Ave is a 114,465-square-foot multifamily housing building at 820 5TH AVE. in New York City, New York, built in 1916. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 58.4 kBtu/ft² and 646 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 58.4 kBtu/ft² |
| Source EUI | 128.4 kBtu/ft² |
| GHG emissions | 646 tCO₂e |
| GHG intensity | 5.6 kgCO₂e/ft² |
| Electricity | 1,224,801 kWh |
| Natural gas | 1,226 therms |
| Water use | 3,811 kgal |
| Gross floor area | 114,465 sq ft |
| Source record | nyc:2669910:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 58.4 kBtu/ft² | 646 tCO₂e | |
| 2023 | — | 60.7 kBtu/ft² | 629 tCO₂e | |
| 2022 | — | 78.9 kBtu/ft² | 680 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
- 820 5TH AVE.
- City
- New York City
- State
- New York
- ZIP
- 10065
- Coordinates
- 40.76695, -73.97104
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 820 Fifth Ave 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. Its site EUI of 58.4 kBtu/ft² is about 22% below the average of 74.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 5.6 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².
At 114,465 sq ft, it is about 13% above the average floor area of 100,951 sq ft for those buildings. It was built in 1916, 36 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 820 Fifth Ave's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 820 Fifth Ave, covering report years 2022–2024. Site EUI moved from 78.9 kBtu/ft² (2022) to 58.4 kBtu/ft² (2024), a 26% decrease. Reported emissions went from 680 tCO₂e to 646 tCO₂e over the same span (down 5%).
What does a site EUI of 58.4 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. 820 Fifth Ave's 58.4 kBtu/ft² across 114,465 sq ft works out to about 6.7 billion Btu (1,959 MWh-equivalent) in 2024. Its source EUI of 128.4 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,224,801 kWh of electricity, 1,226 therms of natural gas and 3,811 thousand gallons of water for the year.
Which law requires 820 Fifth Ave to report its energy use?
820 Fifth 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:2669910:2024). 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 multifamily housing buildings in New York City
- 465 East 7th Street LLC· 114,450 sq ft · score 75 (B)
- Elyachar: 1100 Madison Ave.· 114,433 sq ft · score 72 (B)
- PRINCE PROPERTY : 36-36 Prince· 114,412 sq ft · EUI 157.1 kBtu/ft²
- 407 Park Avenue South - CEC· 114,407 sq ft · score 43 (D)
- Fairfield - 43-60 Douglaston Parkway· 114,402 sq ft · score 58 (C)
- 67-30 Clyde Street (SEP Only)· 114,400 sq ft
- 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 820 Fifth Ave's energy grade?
820 Fifth Ave did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 58.4 kBtu/ft².
How much energy does 820 Fifth Ave use?
Its 2024 site energy-use intensity was 58.4 kBtu/ft² (128.4 kBtu/ft² source) across 114,465 sq ft, including 1,224,801 kWh of electricity and 1,226 therms of natural gas.
What are 820 Fifth Ave's carbon emissions?
820 Fifth Ave reported 646 tCO₂e of greenhouse-gas emissions (5.6 kgCO₂e/ft²) for 2024.
Where is 820 Fifth Ave?
820 Fifth Ave is at 820 5TH AVE., in New York City, New York 10065. Its coordinates are 40.76695, -73.97104 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 820 Fifth Ave and when was it built?
820 Fifth Ave has 114,465 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1916 as its year built. It is classed as multifamily housing.
Is 820 Fifth 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, “820 Fifth Ave, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/820-fifth-ave-2296641b (data as of October 2, 2026).