123 West 43 Street
Performing Arts in New York City, NY · 10036
At a glance
123 West 43 Street is a 88,375-square-foot performing arts building in New York City, New York, built in 1919. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 51.1 kBtu/ft² and 368 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 51.1 kBtu/ft² |
| Source EUI | 87.8 kBtu/ft² |
| GHG emissions | 368 tCO₂e |
| GHG intensity | 4.2 kgCO₂e/ft² |
| Electricity | 436,949 kWh |
| Natural gas | 3,806 therms |
| Water use | 750 kgal |
| Gross floor area | 88,375 sq ft |
| Source record | nyc:19466816:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 51.1 kBtu/ft² | 368 tCO₂e | |
| 2023 | — | 67.5 kBtu/ft² | 360 tCO₂e | |
| 2022 | — | 77.6 kBtu/ft² | 368 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
- 123 West 43 Street
- City
- New York City
- State
- New York
- ZIP
- 10036
- Coordinates
- 40.75584, -73.98438
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 123 West 43 Street compare with other performing arts buildings in New York City?
The latest disclosures cover 107 performing arts buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 51.1 kBtu/ft² is about 41% below the average of 86.5 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 4.2 kgCO₂e/ft² is about 45% below the group average of 7.5 kgCO₂e/ft².
At 88,375 sq ft, it is about 20% below the average floor area of 110,748 sq ft for those buildings. It was built in 1919, 16 years earlier than the group's average year built (1935).
How has 123 West 43 Street's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 123 West 43 Street, covering report years 2022–2024. Site EUI moved from 77.6 kBtu/ft² (2022) to 51.1 kBtu/ft² (2024), a 34% decrease. Reported emissions went from 368 tCO₂e to 368 tCO₂e over the same span (up 0%).
What does a site EUI of 51.1 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. 123 West 43 Street's 51.1 kBtu/ft² across 88,375 sq ft works out to about 4.5 billion Btu (1,323 MWh-equivalent) in 2024. Its source EUI of 87.8 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 436,949 kWh of electricity, 3,806 therms of natural gas and 750 thousand gallons of water for the year.
Which law requires 123 West 43 Street to report its energy use?
123 West 43 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 2024 disclosure (source record nyc:19466816:2024). 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 performing arts buildings in New York City
- Lyric Theatre LLC Foxwoods Theatre· 85,092 sq ft · EUI 89.2 kBtu/ft²
- Park Avenue Armory - 643 Park Ave· 84,337 sq ft · EUI 193.3 kBtu/ft²
- 27th Street Property LLC· 82,000 sq ft · EUI 61.9 kBtu/ft²
- Silvercup Studios - 42-22 22nd Street· 80,000 sq ft · EUI 96.6 kBtu/ft²
- 30-15 48th Avenue· 67,690 sq ft · EUI 38.0 kBtu/ft²
- Restoration: 247 Herkimer Street· 64,460 sq ft · EUI 124.5 kBtu/ft²
- Performing Arts buildings in New York City· 107 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 123 West 43 Street's energy grade?
123 West 43 Street did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 51.1 kBtu/ft².
How much energy does 123 West 43 Street use?
Its 2024 site energy-use intensity was 51.1 kBtu/ft² (87.8 kBtu/ft² source) across 88,375 sq ft, including 436,949 kWh of electricity and 3,806 therms of natural gas.
What are 123 West 43 Street's carbon emissions?
123 West 43 Street reported 368 tCO₂e of greenhouse-gas emissions (4.2 kgCO₂e/ft²) for 2024.
Where is 123 West 43 Street?
123 West 43 Street is in New York City, New York 10036. Its coordinates are 40.75584, -73.98438 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 123 West 43 Street and when was it built?
123 West 43 Street has 88,375 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1919 as its year built. It is classed as performing arts.
Is 123 West 43 Street 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, “123 West 43 Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/123-west-43-street-b84a1e16 (data as of October 2, 2026).