138 W 25th St - Tamkat Building Corp.
Office in New York City, NY · 138 WEST 25TH STREET · 10001
At a glance
138 W 25th St - Tamkat Building Corp. is a 86,797-square-foot office building at 138 WEST 25TH STREET in New York City, New York, built in 1911. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 55.1 kBtu/ft² and 364 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 55.1 kBtu/ft² |
| Source EUI | 93.5 kBtu/ft² |
| GHG emissions | 364 tCO₂e |
| GHG intensity | 4.2 kgCO₂e/ft² |
| Electricity | 517,854 kWh |
| Natural gas | 30,165 therms |
| Water use | 1,651 kgal |
| Gross floor area | 86,797 sq ft |
| Source record | nyc:2651619:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 55.1 kBtu/ft² | 364 tCO₂e | |
| 2023 | 98 | ±0 | 29.9 kBtu/ft² | 255 tCO₂e |
| 2022 | 98 | 30.6 kBtu/ft² | 219 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
- 138 WEST 25TH STREET
- City
- New York City
- State
- New York
- ZIP
- 10001
- Coordinates
- 40.74468, -73.99307
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 138 W 25th St - Tamkat Building Corp. compare with other office buildings in New York City?
The latest disclosures cover 3,384 office buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 55.1 kBtu/ft² is about 15% below the average of 64.5 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 28% below the group average of 5.8 kgCO₂e/ft².
At 86,797 sq ft, it is about 58% below the average floor area of 205,440 sq ft for those buildings. It was built in 1911, 29 years earlier than the group's average year built (1940). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has 138 W 25th St - Tamkat Building Corp.'s energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 138 W 25th St - Tamkat Building Corp., covering report years 2022–2024. Its ENERGY STAR score was 98 in both 2022 and 2023. Site EUI moved from 30.6 kBtu/ft² (2022) to 55.1 kBtu/ft² (2024), an 80% increase. Reported emissions went from 219 tCO₂e to 364 tCO₂e over the same span (up 66%).
What does a site EUI of 55.1 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. 138 W 25th St - Tamkat Building Corp.'s 55.1 kBtu/ft² across 86,797 sq ft works out to about 4.8 billion Btu (1,402 MWh-equivalent) in 2024. Its source EUI of 93.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 517,854 kWh of electricity, 30,165 therms of natural gas and 1,651 thousand gallons of water for the year.
Which law requires 138 W 25th St - Tamkat Building Corp. to report its energy use?
138 W 25th St - Tamkat Building Corp. 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:2651619:2024). 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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- Office buildings in New York City· 3,384 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 138 W 25th St - Tamkat Building Corp.'s energy grade?
138 W 25th St - Tamkat Building Corp. did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 55.1 kBtu/ft².
How much energy does 138 W 25th St - Tamkat Building Corp. use?
Its 2024 site energy-use intensity was 55.1 kBtu/ft² (93.5 kBtu/ft² source) across 86,797 sq ft, including 517,854 kWh of electricity and 30,165 therms of natural gas.
What are 138 W 25th St - Tamkat Building Corp.'s carbon emissions?
138 W 25th St - Tamkat Building Corp. reported 364 tCO₂e of greenhouse-gas emissions (4.2 kgCO₂e/ft²) for 2024.
Where is 138 W 25th St - Tamkat Building Corp.?
138 W 25th St - Tamkat Building Corp. is at 138 WEST 25TH STREET, in New York City, New York 10001. Its coordinates are 40.74468, -73.99307 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 138 W 25th St - Tamkat Building Corp. and when was it built?
138 W 25th St - Tamkat Building Corp. has 86,797 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1911 as its year built. It is classed as office.
Is 138 W 25th St - Tamkat Building Corp. 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, “138 W 25th St - Tamkat Building Corp., New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/138-w-25th-st-tamkat-building-corp-2e83bc75 (data as of October 2, 2026).