Union League Club
Social/Meeting Hall in New York City, NY · 38 East 37th Street · 10016
At a glance
Union League Club is a 98,746-square-foot social/meeting hall at 38 East 37th Street in New York City, New York, built in 1931. In its 2023 New York City benchmarking disclosure it reported a site energy-use intensity of 133.9 kBtu/ft² and 1,098 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 133.9 kBtu/ft² |
| Source EUI | 251.1 kBtu/ft² |
| GHG emissions | 1,098 tCO₂e |
| GHG intensity | 11.1 kgCO₂e/ft² |
| Electricity | 1,679,925 kWh |
| Natural gas | 17,361 therms |
| Water use | 7,166 kgal |
| Gross floor area | 98,746 sq ft |
| Source record | nyc:4412464:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | — | 133.9 kBtu/ft² | 1,098 tCO₂e | |
| 2022 | — | 127.4 kBtu/ft² | 916 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
- 38 East 37th Street
- City
- New York City
- State
- New York
- ZIP
- 10016
- Coordinates
- 40.74946, -73.98110
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Union League Club compare with other social/meeting hall buildings in New York City?
The latest disclosures cover 8 social/meeting hall buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 133.9 kBtu/ft² is about 18% above the average of 113.9 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 11.1 kgCO₂e/ft² is about 32% above the group average of 8.4 kgCO₂e/ft².
At 98,746 sq ft, it is about 59% above the average floor area of 62,049 sq ft for those buildings. It was built in 1931, 25 years earlier than the group's average year built (1956).
How has Union League Club's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for Union League Club, covering report years 2022–2023. Site EUI moved from 127.4 kBtu/ft² (2022) to 133.9 kBtu/ft² (2023), an 5% increase. Reported emissions went from 916 tCO₂e to 1,098 tCO₂e over the same span (up 20%).
What does a site EUI of 133.9 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. Union League Club's 133.9 kBtu/ft² across 98,746 sq ft works out to about 13.2 billion Btu (3,875 MWh-equivalent) in 2023. Its source EUI of 251.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,679,925 kWh of electricity, 17,361 therms of natural gas and 7,166 thousand gallons of water for the year.
Which law requires Union League Club to report its energy use?
Union League Club 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:4412464:2023). 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 social/meeting hall buildings in New York City
- 2031 5th Ave· 58,000 sq ft · EUI 28.6 kBtu/ft²
- 61 Adams St· 41,150 sq ft
- 122 East 66th Street· 40,392 sq ft · EUI 199.5 kBtu/ft²
- Korean Community Services· 36,300 sq ft · EUI 58.7 kBtu/ft²
- 3450-60 DeKalb Avenue· 23,400 sq ft · EUI 165.7 kBtu/ft²
- Benchmarking Group - 73· 10,909 sq ft · EUI 96.9 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 Union League Club's energy grade?
Union League Club did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 133.9 kBtu/ft².
How much energy does Union League Club use?
Its 2023 site energy-use intensity was 133.9 kBtu/ft² (251.1 kBtu/ft² source) across 98,746 sq ft, including 1,679,925 kWh of electricity and 17,361 therms of natural gas.
What are Union League Club's carbon emissions?
Union League Club reported 1,098 tCO₂e of greenhouse-gas emissions (11.1 kgCO₂e/ft²) for 2023.
Where is Union League Club?
Union League Club is at 38 East 37th Street, in New York City, New York 10016. Its coordinates are 40.74946, -73.98110 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Union League Club and when was it built?
Union League Club has 98,746 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1931 as its year built. It is classed as social/meeting hall.
Is Union League Club 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, “Union League Club, New York City, New York — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/union-league-club-94d6ca70 (data as of October 2, 2026).