SW - Campus - 78/79 York Associates
Multifamily Housing in New York City, NY · 555 East 78th Street · 10075
At a glance
SW - Campus - 78/79 York Associates is a 696,338-square-foot multifamily housing building at 555 East 78th Street in New York City, New York, built in 1911. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 47 out of 100 (grade D), a site energy-use intensity of 114.8 kBtu/ft² and 5,175 tCO₂e of greenhouse-gas emissions. That score is higher than 29% 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 | 47 (band D) |
| Site EUI | 114.8 kBtu/ft² |
| Source EUI | 158.2 kBtu/ft² |
| GHG emissions | 5,175 tCO₂e |
| GHG intensity | 7.4 kgCO₂e/ft² |
| Electricity | 4,393,348 kWh |
| Natural gas | 649,582 therms |
| Gross floor area | 696,338 sq ft |
| Source record | nyc:20660629:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 47 | -10 | 114.8 kBtu/ft² | 5,175 tCO₂e |
| 2023 | 57 | +3 | 104.0 kBtu/ft² | 4,684 tCO₂e |
| 2022 | 54 | 111.7 kBtu/ft² | 4,731 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
- 555 East 78th Street
- City
- New York City
- State
- New York
- ZIP
- 10075
- Coordinates
- 40.76992, -73.94905
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does SW - Campus - 78/79 York Associates 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. SW - Campus - 78/79 York Associates's ENERGY STAR score of 47 compares with an average of 63 across the 22,829 that report a score; it scores higher than 29% of them and lower than 70%. Its site EUI of 114.8 kBtu/ft² is about 53% 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 7.4 kgCO₂e/ft² is about 43% above the group average of 5.2 kgCO₂e/ft².
At 696,338 sq ft, it is about 590% above the average floor area of 100,951 sq ft for those buildings. It was built in 1911, 41 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 SW - Campus - 78/79 York Associates's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for SW - Campus - 78/79 York Associates, covering report years 2022–2024. Its ENERGY STAR score went from 54 in 2022 to 47 in 2024 (-7 points); its best year on file was 2023, at 57. Site EUI moved from 111.7 kBtu/ft² (2022) to 114.8 kBtu/ft² (2024), an 3% increase. Reported emissions went from 4,731 tCO₂e to 5,175 tCO₂e over the same span (up 9%).
What does an ENERGY STAR score of 47 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: a score of 47 means the building performs better than about 47% of its national peers. BuildingCensus bands the score into report-card grades; 47 falls in band D — lowest band (1–54). It sits 28 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. SW - Campus - 78/79 York Associates's 114.8 kBtu/ft² across 696,338 sq ft works out to about 79.9 billion Btu (23,428 MWh-equivalent) in 2024. Its source EUI of 158.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 4,393,348 kWh of electricity and 649,582 therms of natural gas for the year.
Which law requires SW - Campus - 78/79 York Associates to report its energy use?
SW - Campus - 78/79 York Associates 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:20660629:2024). 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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- 305 East 86th Street· 690,703 sq ft · score 26 (D)
- London Terrace Towers· 690,336 sq ft · EUI 80.5 kBtu/ft²
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- 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
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Frequently asked questions
What is SW - Campus - 78/79 York Associates's energy grade?
SW - Campus - 78/79 York Associates scores 47 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 SW - Campus - 78/79 York Associates use?
Its 2024 site energy-use intensity was 114.8 kBtu/ft² (158.2 kBtu/ft² source) across 696,338 sq ft, including 4,393,348 kWh of electricity and 649,582 therms of natural gas.
What are SW - Campus - 78/79 York Associates's carbon emissions?
SW - Campus - 78/79 York Associates reported 5,175 tCO₂e of greenhouse-gas emissions (7.4 kgCO₂e/ft²) for 2024.
Where is SW - Campus - 78/79 York Associates?
SW - Campus - 78/79 York Associates is at 555 East 78th Street, in New York City, New York 10075. Its coordinates are 40.76992, -73.94905 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is SW - Campus - 78/79 York Associates and when was it built?
SW - Campus - 78/79 York Associates has 696,338 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1911 as its year built. It is classed as multifamily housing.
Is SW - Campus - 78/79 York Associates 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, “SW - Campus - 78/79 York Associates, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/sw-campus-78-79-york-associates-af9278c7 (data as of October 2, 2026).