3 East 84th Street
Multifamily Housing in New York City, NY · 10028
At a glance
3 East 84th Street is a 37,271-square-foot multifamily housing building in New York City, New York, built in 1928. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 80.0 kBtu/ft² and 248 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 80.0 kBtu/ft² |
| Source EUI | 113.0 kBtu/ft² |
| GHG emissions | 248 tCO₂e |
| GHG intensity | 6.7 kgCO₂e/ft² |
| Electricity | 196,479 kWh |
| Natural gas | 196 therms |
| Gross floor area | 37,271 sq ft |
| Source record | nyc:6168912:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 80.0 kBtu/ft² | 248 tCO₂e | |
| 2023 | — | 79.9 kBtu/ft² | 222 tCO₂e | |
| 2022 | — | 81.4 kBtu/ft² | 211 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
- 3 East 84th Street
- City
- New York City
- State
- New York
- ZIP
- 10028
- Coordinates
- 40.78009, -73.96103
Within ~1 km
Nearby benchmarked buildings
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- 185 East 85th Streetscore 48
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- DEPM 1498 - 1185 Park Avescore —
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See also: most efficient in New York City · biggest emitters
How does 3 East 84th Street 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 80.0 kBtu/ft² is roughly in line with the average of 74.9 kBtu/ft². Its emissions intensity of 6.7 kgCO₂e/ft² is about 28% above the group average of 5.2 kgCO₂e/ft².
At 37,271 sq ft, it is about 63% below the average floor area of 100,951 sq ft for those buildings. It was built in 1928, 24 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 3 East 84th Street's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 3 East 84th Street, covering report years 2022–2024. Site EUI moved from 81.4 kBtu/ft² (2022) to 80.0 kBtu/ft² (2024), a 2% decrease. Reported emissions went from 211 tCO₂e to 248 tCO₂e over the same span (up 18%).
What does a site EUI of 80.0 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. 3 East 84th Street's 80.0 kBtu/ft² across 37,271 sq ft works out to about 3 billion Btu (874 MWh-equivalent) in 2024. Its source EUI of 113.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 196,479 kWh of electricity and 196 therms of natural gas for the year.
Which law requires 3 East 84th Street to report its energy use?
3 East 84th Street 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:6168912:2024). 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
- Gilman: 89 SEAMAN AVENUE· 37,268 sq ft · score 42 (D)
- Gilman: 89-95 Seaman Ave· 37,268 sq ft · score 55 (C)
- 1641-1665 212 Street· 37,265 sq ft · score 5 (D)
- NB:111 Leroy Street· 37,261 sq ft · EUI 49.0 kBtu/ft²
- A02990 New Bedford: 111 Leroy Street· 37,261 sq ft · EUI 49.0 kBtu/ft²
- 33-16 82 STREET· 37,260 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 3 East 84th Street's energy grade?
3 East 84th Street did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 80.0 kBtu/ft².
How much energy does 3 East 84th Street use?
Its 2024 site energy-use intensity was 80.0 kBtu/ft² (113.0 kBtu/ft² source) across 37,271 sq ft, including 196,479 kWh of electricity and 196 therms of natural gas.
What are 3 East 84th Street's carbon emissions?
3 East 84th Street reported 248 tCO₂e of greenhouse-gas emissions (6.7 kgCO₂e/ft²) for 2024.
Where is 3 East 84th Street?
3 East 84th Street is in New York City, New York 10028. Its coordinates are 40.78009, -73.96103 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 3 East 84th Street and when was it built?
3 East 84th Street has 37,271 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1928 as its year built. It is classed as multifamily housing.
Is 3 East 84th Street 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, “3 East 84th Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/3-east-84th-street-6cfc9526 (data as of October 2, 2026).