10309 West 86th Street
Senior Living Community in New York City, NY · 333 West 86th St · 10024
At a glance
10309 West 86th Street is a 171,126-square-foot senior living community building at 333 West 86th St in New York City, New York, built in 1926. In its 2023 New York City benchmarking disclosure it reported an ENERGY STAR score of 8 out of 100 (grade D), a site energy-use intensity of 137.7 kBtu/ft² and 1,591 tCO₂e of greenhouse-gas emissions. That score is higher than 10% of the 229 scored senior living community buildings in New York City.
Local Law 84 (LL84) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 8 (band D) |
| Site EUI | 137.7 kBtu/ft² |
| Source EUI | 207.0 kBtu/ft² |
| GHG emissions | 1,591 tCO₂e |
| GHG intensity | 9.3 kgCO₂e/ft² |
| Electricity | 1,789,381 kWh |
| Natural gas | 174,505 therms |
| Water use | 11,514 kgal |
| Gross floor area | 171,126 sq ft |
| Source record | nyc:2730148:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 8 | +2 | 137.7 kBtu/ft² | 1,591 tCO₂e |
| 2022 | 6 | 143.9 kBtu/ft² | 1,527 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
- 333 West 86th St
- City
- New York City
- State
- New York
- ZIP
- 10024
- Coordinates
- 40.78957, -73.97945
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 10309 West 86th Street compare with other senior living community buildings in New York City?
The latest disclosures cover 296 senior living community buildings in New York City, out of 48,310 buildings citywide. 10309 West 86th Street's ENERGY STAR score of 8 compares with an average of 57 across the 229 that report a score; it scores higher than 10% of them and lower than 88%. Its site EUI of 137.7 kBtu/ft² is about 23% above the average of 112.0 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 9.3 kgCO₂e/ft² is roughly in line with the group average of 8.5 kgCO₂e/ft².
At 171,126 sq ft, it is about 58% above the average floor area of 108,590 sq ft for those buildings. It was built in 1926, 48 years earlier than the group's average year built (1974). Across all 24 jurisdictions BuildingCensus covers, the 1,181 senior living community buildings average an ENERGY STAR score of 71 and a site EUI of 73.6 kBtu/ft².
How has 10309 West 86th Street's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for 10309 West 86th Street, covering report years 2022–2023. Its ENERGY STAR score went from 6 in 2022 to 8 in 2023 (+2 points). Site EUI moved from 143.9 kBtu/ft² (2022) to 137.7 kBtu/ft² (2023), a 4% decrease. Reported emissions went from 1,527 tCO₂e to 1,591 tCO₂e over the same span (up 4%).
What does an ENERGY STAR score of 8 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 8 means the building performs better than about 8% of its national peers. BuildingCensus bands the score into report-card grades; 8 falls in band D — lowest band (1–54). It sits 67 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. 10309 West 86th Street's 137.7 kBtu/ft² across 171,126 sq ft works out to about 23.6 billion Btu (6,906 MWh-equivalent) in 2023. Its source EUI of 207.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,789,381 kWh of electricity, 174,505 therms of natural gas and 11,514 thousand gallons of water for the year.
Which law requires 10309 West 86th Street to report its energy use?
10309 West 86th 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 2023 disclosure (source record nyc:2730148:2023). 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 senior living community buildings in New York City
- 110-30 221ST STREET· 170,000 sq ft
- Union Plaza Care center· 167,073 sq ft · score 23 (D)
- 3155 Grace Avenue· 164,181 sq ft · score 1 (D)
- 1802 2 AVENUE· 162,682 sq ft · score 26 (D)
- 2237 Linden - LINDEN CENTER FOR NURSING AND REHABILITATION· 160,000 sq ft · score 92 (A)
- Ditmas Park· 159,984 sq ft · score 48 (D)
- Senior Living Community buildings in New York City· 296 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 10309 West 86th Street's energy grade?
10309 West 86th Street scores 8 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2023 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 10309 West 86th Street use?
Its 2023 site energy-use intensity was 137.7 kBtu/ft² (207.0 kBtu/ft² source) across 171,126 sq ft, including 1,789,381 kWh of electricity and 174,505 therms of natural gas.
What are 10309 West 86th Street's carbon emissions?
10309 West 86th Street reported 1,591 tCO₂e of greenhouse-gas emissions (9.3 kgCO₂e/ft²) for 2023.
Where is 10309 West 86th Street?
10309 West 86th Street is at 333 West 86th St, in New York City, New York 10024. Its coordinates are 40.78957, -73.97945 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 10309 West 86th Street and when was it built?
10309 West 86th Street has 171,126 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1926 as its year built. It is classed as senior living community.
Is 10309 West 86th Street covered by Local Law 84 (LL84)?
Yes — it appears in the 2023 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, “10309 West 86th Street, New York City, New York — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/10309-west-86th-street-a74c1a1a (data as of October 2, 2026).