Rockefeller University Residential - York Avenue
Multifamily Housing in New York City, NY · 500-518 E. 63rd Street · 10065
At a glance
Rockefeller University Residential - York Avenue is a 790,410-square-foot multifamily housing building at 500-518 E. 63rd Street in New York City, New York, built in 1970. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 17 out of 100 (grade D), a site energy-use intensity of 99.1 kBtu/ft² and 5,092 tCO₂e of greenhouse-gas emissions. That score is higher than 10% 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 | 17 (band D) |
| Site EUI | 99.1 kBtu/ft² |
| Source EUI | 136.7 kBtu/ft² |
| GHG emissions | 5,092 tCO₂e |
| GHG intensity | 6.4 kgCO₂e/ft² |
| Electricity | 4,336,423 kWh |
| Natural gas | 627,619 therms |
| Gross floor area | 790,410 sq ft |
| Source record | nyc:10836487:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 17 | -80 | 99.1 kBtu/ft² | 5,092 tCO₂e |
| 2023 | 97 | 54.1 kBtu/ft² | 2,838 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
- 500-518 E. 63rd Street
- City
- New York City
- State
- New York
- ZIP
- 10065
- Coordinates
- 40.76093, -73.95775
Within ~1 km
Nearby benchmarked buildings
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- Weill Cornell Medical Centerscore —
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See also: most efficient in New York City · biggest emitters
How does Rockefeller University Residential - York Avenue 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. Rockefeller University Residential - York Avenue's ENERGY STAR score of 17 compares with an average of 63 across the 22,829 that report a score; it scores higher than 10% of them and lower than 89%. Its site EUI of 99.1 kBtu/ft² is about 32% 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 6.4 kgCO₂e/ft² is about 24% above the group average of 5.2 kgCO₂e/ft².
At 790,410 sq ft, it is about 683% above the average floor area of 100,951 sq ft for those buildings. It was built in 1970, 18 years later 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 Rockefeller University Residential - York Avenue's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for Rockefeller University Residential - York Avenue, covering report years 2023–2024. Its ENERGY STAR score went from 97 in 2023 to 17 in 2024 (-80 points); its best year on file was 2023, at 97. Site EUI moved from 54.1 kBtu/ft² (2023) to 99.1 kBtu/ft² (2024), an 83% increase. Reported emissions went from 2,838 tCO₂e to 5,092 tCO₂e over the same span (up 79%).
What does an ENERGY STAR score of 17 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 17 means the building performs better than about 17% of its national peers. BuildingCensus bands the score into report-card grades; 17 falls in band D — lowest band (1–54). It sits 58 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. Rockefeller University Residential - York Avenue's 99.1 kBtu/ft² across 790,410 sq ft works out to about 78.3 billion Btu (22,956 MWh-equivalent) in 2024. Its source EUI of 136.7 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 4,336,423 kWh of electricity and 627,619 therms of natural gas for the year.
Which law requires Rockefeller University Residential - York Avenue to report its energy use?
Rockefeller University Residential - York Avenue 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:10836487:2024). 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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- 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 Rockefeller University Residential - York Avenue's energy grade?
Rockefeller University Residential - York Avenue scores 17 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 Rockefeller University Residential - York Avenue use?
Its 2024 site energy-use intensity was 99.1 kBtu/ft² (136.7 kBtu/ft² source) across 790,410 sq ft, including 4,336,423 kWh of electricity and 627,619 therms of natural gas.
What are Rockefeller University Residential - York Avenue's carbon emissions?
Rockefeller University Residential - York Avenue reported 5,092 tCO₂e of greenhouse-gas emissions (6.4 kgCO₂e/ft²) for 2024.
Where is Rockefeller University Residential - York Avenue?
Rockefeller University Residential - York Avenue is at 500-518 E. 63rd Street, in New York City, New York 10065. Its coordinates are 40.76093, -73.95775 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Rockefeller University Residential - York Avenue and when was it built?
Rockefeller University Residential - York Avenue has 790,410 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1970 as its year built. It is classed as multifamily housing.
Is Rockefeller University Residential - York Avenue 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, “Rockefeller University Residential - York Avenue, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/rockefeller-university-residential-york-avenue-54b1ccff (data as of October 2, 2026).