19-56 80 Street
Multifamily Housing in New York City, NY · 1945 79 Street · 11370
At a glance
19-56 80 Street is a 23,982-square-foot multifamily housing building at 1945 79 Street in New York City, New York, built in 1939. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 60.9 kBtu/ft² and 78 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 60.9 kBtu/ft² |
| Source EUI | 64.0 kBtu/ft² |
| GHG emissions | 78 tCO₂e |
| GHG intensity | 3.2 kgCO₂e/ft² |
| Natural gas | 14,609 therms |
| Gross floor area | 23,982 sq ft |
| Source record | nyc:33910264:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 60.9 kBtu/ft² | 78 tCO₂e | |
| 2023 | — | 55.1 kBtu/ft² | 70 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
- 1945 79 Street
- City
- New York City
- State
- New York
- ZIP
- 11370
- Coordinates
- 40.77209, -73.89121
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 19-56 80 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 60.9 kBtu/ft² is about 19% 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 3.2 kgCO₂e/ft² is about 38% below the group average of 5.2 kgCO₂e/ft².
At 23,982 sq ft, it is about 76% below the average floor area of 100,951 sq ft for those buildings. It was built in 1939, 13 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 19-56 80 Street's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for 19-56 80 Street, covering report years 2023–2024. Site EUI moved from 55.1 kBtu/ft² (2023) to 60.9 kBtu/ft² (2024), an 11% increase. Reported emissions went from 70 tCO₂e to 78 tCO₂e over the same span (up 11%).
What does a site EUI of 60.9 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. 19-56 80 Street's 60.9 kBtu/ft² across 23,982 sq ft works out to about 1.5 billion Btu (428 MWh-equivalent) in 2024. Its source EUI of 64.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 14,609 therms of natural gas for the year.
Which law requires 19-56 80 Street to report its energy use?
19-56 80 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:33910264:2024). 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
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- 10 15 Realty LLC : 18-20 East 84th St.· 23,948 sq ft
- 580 Central Avenue AKA 155 Eldert Street· 23,940 sq ft · score 60 (C)
- 85 WEST 166 STREET· 23,913 sq ft
- 126 La Salle St· 23,886 sq ft · score 28 (D)
- CitiLeaf Housing· 23,849 sq ft · score 7 (D)
- 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 19-56 80 Street's energy grade?
19-56 80 Street did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 60.9 kBtu/ft².
How much energy does 19-56 80 Street use?
Its 2024 site energy-use intensity was 60.9 kBtu/ft² (64.0 kBtu/ft² source) across 23,982 sq ft and 14,609 therms of natural gas.
What are 19-56 80 Street's carbon emissions?
19-56 80 Street reported 78 tCO₂e of greenhouse-gas emissions (3.2 kgCO₂e/ft²) for 2024.
Where is 19-56 80 Street?
19-56 80 Street is at 1945 79 Street, in New York City, New York 11370. Its coordinates are 40.77209, -73.89121 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 19-56 80 Street and when was it built?
19-56 80 Street has 23,982 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1939 as its year built. It is classed as multifamily housing.
Is 19-56 80 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, “19-56 80 Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/19-56-80-street-4e27d924 (data as of October 2, 2026).