423 West 118 St
Multifamily Housing in New York City, NY · 10027
At a glance
423 West 118 St is a 47,069-square-foot multifamily housing building in New York City, New York, built in 1925. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 64.0 kBtu/ft² and 188 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 64.0 kBtu/ft² |
| Source EUI | 83.9 kBtu/ft² |
| GHG emissions | 188 tCO₂e |
| GHG intensity | 4.0 kgCO₂e/ft² |
| Electricity | 131,932 kWh |
| Natural gas | 25,612 therms |
| Water use | 1,313 kgal |
| Gross floor area | 47,069 sq ft |
| Source record | nyc:8169119:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 64.0 kBtu/ft² | 188 tCO₂e | |
| 2023 | — | 17.6 kBtu/ft² | 45 tCO₂e | |
| 2022 | — | 64.5 kBtu/ft² | 162 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
- 423 West 118 St
- City
- New York City
- State
- New York
- ZIP
- 10027
- Coordinates
- 40.80764, -73.95892
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 423 West 118 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 64.0 kBtu/ft² is about 15% 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 4.0 kgCO₂e/ft² is about 23% below the group average of 5.2 kgCO₂e/ft².
At 47,069 sq ft, it is about half of the average floor area of 100,951 sq ft for those buildings. It was built in 1925, 27 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 423 West 118 St's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 423 West 118 St, covering report years 2022–2024. Site EUI moved from 64.5 kBtu/ft² (2022) to 64.0 kBtu/ft² (2024), a 1% decrease. Reported emissions went from 162 tCO₂e to 188 tCO₂e over the same span (up 16%).
What does a site EUI of 64.0 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. 423 West 118 St's 64.0 kBtu/ft² across 47,069 sq ft works out to about 3 billion Btu (883 MWh-equivalent) in 2024. Its source EUI of 83.9 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 131,932 kWh of electricity, 25,612 therms of natural gas and 1,313 thousand gallons of water for the year.
Which law requires 423 West 118 St to report its energy use?
423 West 118 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:8169119:2024). 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
- 302 West 87th Street - Bazini· 47,067 sq ft · score 84 (B)
- 302 W 87th Street· 47,067 sq ft · score 83 (B)
- 1070 Anderson Avenue· 47,064 sq ft · score 73 (B)
- 135 West 183 Street· 47,064 sq ft
- 15 & 30 WESTMINSTER ROAD CO LLC 30· 47,060 sq ft · score 18 (D)
- Chestnut - 2-6 East 167th Street· 47,058 sq ft · score 40 (D)
- 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 423 West 118 St's energy grade?
423 West 118 St did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 64.0 kBtu/ft².
How much energy does 423 West 118 St use?
Its 2024 site energy-use intensity was 64.0 kBtu/ft² (83.9 kBtu/ft² source) across 47,069 sq ft, including 131,932 kWh of electricity and 25,612 therms of natural gas.
What are 423 West 118 St's carbon emissions?
423 West 118 St reported 188 tCO₂e of greenhouse-gas emissions (4.0 kgCO₂e/ft²) for 2024.
Where is 423 West 118 St?
423 West 118 St is in New York City, New York 10027. Its coordinates are 40.80764, -73.95892 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 423 West 118 St and when was it built?
423 West 118 St has 47,069 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1925 as its year built. It is classed as multifamily housing.
Is 423 West 118 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, “423 West 118 St, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/423-west-118-st-a63f8e0c (data as of October 2, 2026).