Wesley House
Ambulatory Surgical Center in New York City, NY · 501 6 Street · 11215
At a glance
Wesley House is a 89,214-square-foot ambulatory surgical center at 501 6 Street in New York City, New York, built in 1967. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 47.1 kBtu/ft² and 483 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 47.1 kBtu/ft² |
| Source EUI | 131.8 kBtu/ft² |
| GHG emissions | 483 tCO₂e |
| GHG intensity | 5.4 kgCO₂e/ft² |
| Electricity | 1,230,436 kWh |
| Natural gas | 0 therms |
| Water use | 5,877 kgal |
| Gross floor area | 89,214 sq ft |
| Source record | nyc:13750433:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 47.1 kBtu/ft² | 483 tCO₂e | |
| 2023 | — | 46.7 kBtu/ft² | 452 tCO₂e | |
| 2022 | — | 51.3 kBtu/ft² | 384 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
- 501 6 Street
- City
- New York City
- State
- New York
- ZIP
- 11215
- Coordinates
- 40.66821, -73.97903
Within ~1 km
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- BMH Properscore —
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- CCHscore —
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See also: most efficient in New York City · biggest emitters
How does Wesley House compare with other ambulatory surgical center buildings in New York City?
The latest disclosures cover 16 ambulatory surgical center buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 47.1 kBtu/ft² is about 62% below the average of 123.8 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 5.4 kgCO₂e/ft² is about half of the group average of 11.3 kgCO₂e/ft².
At 89,214 sq ft, it is about half of the average floor area of 194,611 sq ft for those buildings. Its 1967 construction date is close to the group's average year built (1967).
How has Wesley House's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Wesley House, covering report years 2022–2024. Site EUI moved from 51.3 kBtu/ft² (2022) to 47.1 kBtu/ft² (2024), a 8% decrease. Reported emissions went from 384 tCO₂e to 483 tCO₂e over the same span (up 26%).
What does a site EUI of 47.1 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. Wesley House's 47.1 kBtu/ft² across 89,214 sq ft works out to about 4.2 billion Btu (1,231 MWh-equivalent) in 2024. Its source EUI of 131.8 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,230,436 kWh of electricity, 0 therms of natural gas and 5,877 thousand gallons of water for the year.
Which law requires Wesley House to report its energy use?
Wesley House 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:13750433:2024). 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 ambulatory surgical center buildings in New York City
- 4487 3rd Avenue· 67,815 sq ft · EUI 96.7 kBtu/ft²
- NYU Langone Ambulatory Care Bay Ridge· 58,381 sq ft · EUI 146.0 kBtu/ft²
- MSHS. MSBI Medical Practice Brooklyn· 54,218 sq ft · EUI 73.1 kBtu/ft²
- 90-01 Beach Channel Drive· 35,977 sq ft · EUI 6.3 kBtu/ft²
- Bishop Orris G. Walker, Jr. Health Care Center· 30,105 sq ft · EUI 122.2 kBtu/ft²
- 620 Foster Avenue· 29,712 sq ft · EUI 71.3 kBtu/ft²
- 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 Wesley House's energy grade?
Wesley House did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 47.1 kBtu/ft².
How much energy does Wesley House use?
Its 2024 site energy-use intensity was 47.1 kBtu/ft² (131.8 kBtu/ft² source) across 89,214 sq ft, including 1,230,436 kWh of electricity and 0 therms of natural gas.
What are Wesley House's carbon emissions?
Wesley House reported 483 tCO₂e of greenhouse-gas emissions (5.4 kgCO₂e/ft²) for 2024.
Where is Wesley House?
Wesley House is at 501 6 Street, in New York City, New York 11215. Its coordinates are 40.66821, -73.97903 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Wesley House and when was it built?
Wesley House has 89,214 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1967 as its year built. It is classed as ambulatory surgical center.
Is Wesley House 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, “Wesley House, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/wesley-house-f1baa474 (data as of October 2, 2026).