Wallack - 200 West 86th st
Multifamily Housing in New York City, NY · 200 WEST 86 STREET · 10024
At a glance
Wallack - 200 West 86th st is a 374,739-square-foot multifamily housing building at 200 WEST 86 STREET in New York City, New York, built in 1931. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 55.2 kBtu/ft² and 1,420 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 55.2 kBtu/ft² |
| Source EUI | 82.2 kBtu/ft² |
| GHG emissions | 1,420 tCO₂e |
| GHG intensity | 3.8 kgCO₂e/ft² |
| Electricity | 1,523,725 kWh |
| Natural gas | 154,704 therms |
| Water use | 10,928 kgal |
| Gross floor area | 374,739 sq ft |
| Source record | nyc:2659890:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 55.2 kBtu/ft² | 1,420 tCO₂e | |
| 2023 | — | 57.1 kBtu/ft² | 1,425 tCO₂e | |
| 2022 | 86 | 56.8 kBtu/ft² | 1,333 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
- 200 WEST 86 STREET
- City
- New York City
- State
- New York
- ZIP
- 10024
- Coordinates
- 40.78777, -73.97523
Within ~1 km
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How does Wallack - 200 West 86th st 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. Its site EUI of 55.2 kBtu/ft² is about 26% below the average of 74.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 3.8 kgCO₂e/ft² is about 27% below the group average of 5.2 kgCO₂e/ft².
At 374,739 sq ft, it is about 271% above the average floor area of 100,951 sq ft for those buildings. It was built in 1931, 21 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 Wallack - 200 West 86th st's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Wallack - 200 West 86th st, covering report years 2022–2024. Site EUI moved from 56.8 kBtu/ft² (2022) to 55.2 kBtu/ft² (2024), a 3% decrease. Reported emissions went from 1,333 tCO₂e to 1,420 tCO₂e over the same span (up 7%).
What does a site EUI of 55.2 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. Wallack - 200 West 86th st's 55.2 kBtu/ft² across 374,739 sq ft works out to about 20.7 billion Btu (6,062 MWh-equivalent) in 2024. Its source EUI of 82.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,523,725 kWh of electricity, 154,704 therms of natural gas and 10,928 thousand gallons of water for the year.
Which law requires Wallack - 200 West 86th st to report its energy use?
Wallack - 200 West 86th st 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:2659890:2024). 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.
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- Multifamily Housing buildings in New York City· 33,022 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
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Frequently asked questions
What is Wallack - 200 West 86th st's energy grade?
Wallack - 200 West 86th st did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 55.2 kBtu/ft².
How much energy does Wallack - 200 West 86th st use?
Its 2024 site energy-use intensity was 55.2 kBtu/ft² (82.2 kBtu/ft² source) across 374,739 sq ft, including 1,523,725 kWh of electricity and 154,704 therms of natural gas.
What are Wallack - 200 West 86th st's carbon emissions?
Wallack - 200 West 86th st reported 1,420 tCO₂e of greenhouse-gas emissions (3.8 kgCO₂e/ft²) for 2024.
Where is Wallack - 200 West 86th st?
Wallack - 200 West 86th st is at 200 WEST 86 STREET, in New York City, New York 10024. Its coordinates are 40.78777, -73.97523 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Wallack - 200 West 86th st and when was it built?
Wallack - 200 West 86th st has 374,739 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1931 as its year built. It is classed as multifamily housing.
Is Wallack - 200 West 86th st 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, “Wallack - 200 West 86th st, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/wallack-200-west-86th-st-24112836 (data as of October 2, 2026).