52 East 78th Street
Multifamily Housing in New York City, NY · 52 E. 78Th Street · 10075
At a glance
52 East 78th Street is a 28,080-square-foot multifamily housing building at 52 E. 78Th Street in New York City, New York, built in 1920. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 1 out of 100 (grade D), a site energy-use intensity of 273.9 kBtu/ft² and 483 tCO₂e of greenhouse-gas emissions. That score is higher than 0% of the 22,829 scored multifamily housing buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 1 (band D) |
| Site EUI | 273.9 kBtu/ft² |
| Source EUI | 362.7 kBtu/ft² |
| GHG emissions | 483 tCO₂e |
| GHG intensity | 17.2 kgCO₂e/ft² |
| Electricity | 353,132 kWh |
| Natural gas | 64,859 therms |
| Water use | 3,177 kgal |
| Gross floor area | 28,080 sq ft |
| Source record | nyc:6309256:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 1 | ±0 | 273.9 kBtu/ft² | 483 tCO₂e |
| 2023 | 1 | ±0 | 301.6 kBtu/ft² | 516 tCO₂e |
| 2022 | 1 | 285.5 kBtu/ft² | 462 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
- 52 E. 78Th Street
- City
- New York City
- State
- New York
- ZIP
- 10075
- Coordinates
- 40.77541, -73.96211
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 52 East 78th 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. 52 East 78th Street's ENERGY STAR score of 1 compares with an average of 63 across the 22,829 that report a score; it scores higher than 0% of them and lower than 97%. Its site EUI of 273.9 kBtu/ft² is about 266% above the average of 74.9 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 17.2 kgCO₂e/ft² is about 231% above the group average of 5.2 kgCO₂e/ft².
At 28,080 sq ft, it is about 72% below the average floor area of 100,951 sq ft for those buildings. It was built in 1920, 32 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 52 East 78th Street's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 52 East 78th Street, covering report years 2022–2024. Its ENERGY STAR score was 1 in both 2022 and 2024. Site EUI moved from 285.5 kBtu/ft² (2022) to 273.9 kBtu/ft² (2024), a 4% decrease. Reported emissions went from 462 tCO₂e to 483 tCO₂e over the same span (up 5%).
What does an ENERGY STAR score of 1 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: 1 is the bottom of the scale. BuildingCensus bands the score into report-card grades; 1 falls in band D — lowest band (1–54). It sits 74 points below 75, the threshold for ENERGY STAR certification. In New York City, 43% of scored buildings are at 75 or above.
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. 52 East 78th Street's 273.9 kBtu/ft² across 28,080 sq ft works out to about 7.7 billion Btu (2,254 MWh-equivalent) in 2024. Its source EUI of 362.7 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 353,132 kWh of electricity, 64,859 therms of natural gas and 3,177 thousand gallons of water for the year.
Which law requires 52 East 78th Street to report its energy use?
52 East 78th 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:6309256:2024). 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
- Bethel: 200 Bowery· 28,079 sq ft · score 33 (D)
- 312 West 15 Street· 28,078 sq ft · score 96 (A)
- MCP: 34-26 41st St· 28,077 sq ft · score 99 (A)
- MCP: 34-26 41st St· 28,077 sq ft · score 99 (A)
- 214-10 15th Avenue· 28,073 sq ft · EUI 11.0 kBtu/ft²
- 715 Heights Corp. - 715W170· 28,072 sq ft · score 90 (A)
- 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 52 East 78th Street's energy grade?
52 East 78th Street scores 1 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 52 East 78th Street use?
Its 2024 site energy-use intensity was 273.9 kBtu/ft² (362.7 kBtu/ft² source) across 28,080 sq ft, including 353,132 kWh of electricity and 64,859 therms of natural gas.
What are 52 East 78th Street's carbon emissions?
52 East 78th Street reported 483 tCO₂e of greenhouse-gas emissions (17.2 kgCO₂e/ft²) for 2024.
Where is 52 East 78th Street?
52 East 78th Street is at 52 E. 78Th Street, in New York City, New York 10075. Its coordinates are 40.77541, -73.96211 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 52 East 78th Street and when was it built?
52 East 78th Street has 28,080 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1920 as its year built. It is classed as multifamily housing.
Is 52 East 78th 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, “52 East 78th Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/52-east-78th-street-adf7ac35 (data as of October 2, 2026).