89-101 West Tremont HDFC
Multifamily Housing in New York City, NY · 89 W. Tremont Avenue · 10453
At a glance
89-101 West Tremont HDFC is a 36,708-square-foot multifamily housing building at 89 W. Tremont Avenue in New York City, New York, built in 1910. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 56 out of 100 (grade C), a site energy-use intensity of 82.1 kBtu/ft² and 231 tCO₂e of greenhouse-gas emissions. That score is higher than 37% of the 22,829 scored multifamily housing buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 56 (band C) |
| Site EUI | 82.1 kBtu/ft² |
| Source EUI | 140.5 kBtu/ft² |
| GHG emissions | 231 tCO₂e |
| GHG intensity | 6.3 kgCO₂e/ft² |
| Electricity | 333,810 kWh |
| Natural gas | 18,751 therms |
| Water use | 4,485 kgal |
| Gross floor area | 36,708 sq ft |
| Source record | nyc:6896854:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 56 | +3 | 82.1 kBtu/ft² | 231 tCO₂e |
| 2023 | 53 | +1 | 81.9 kBtu/ft² | 224 tCO₂e |
| 2022 | 52 | 92.1 kBtu/ft² | 214 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
- 89 W. Tremont Avenue
- City
- New York City
- State
- New York
- ZIP
- 10453
- Coordinates
- 40.85050, -73.91238
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 89-101 West Tremont HDFC 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. 89-101 West Tremont HDFC's ENERGY STAR score of 56 compares with an average of 63 across the 22,829 that report a score; it scores higher than 37% of them and lower than 62%. Its site EUI of 82.1 kBtu/ft² is roughly in line with the average of 74.9 kBtu/ft². Its emissions intensity of 6.3 kgCO₂e/ft² is about 21% above the group average of 5.2 kgCO₂e/ft².
At 36,708 sq ft, it is about 64% below the average floor area of 100,951 sq ft for those buildings. It was built in 1910, 42 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 89-101 West Tremont HDFC's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 89-101 West Tremont HDFC, covering report years 2022–2024. Its ENERGY STAR score went from 52 in 2022 to 56 in 2024 (+4 points). Site EUI moved from 92.1 kBtu/ft² (2022) to 82.1 kBtu/ft² (2024), a 11% decrease. Reported emissions went from 214 tCO₂e to 231 tCO₂e over the same span (up 8%).
What does an ENERGY STAR score of 56 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 56 means the building performs better than about 56% of its national peers. BuildingCensus bands the score into report-card grades; 56 falls in band C — below median (55–69). It sits 19 points below 75, the threshold for ENERGY STAR certification. In New York City, 43% of scored buildings are at 75 or above.
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. 89-101 West Tremont HDFC's 82.1 kBtu/ft² across 36,708 sq ft works out to about 3 billion Btu (883 MWh-equivalent) in 2024. Its source EUI of 140.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 333,810 kWh of electricity, 18,751 therms of natural gas and 4,485 thousand gallons of water for the year.
Which law requires 89-101 West Tremont HDFC to report its energy use?
89-101 West Tremont HDFC 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:6896854:2024). 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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Frequently asked questions
What is 89-101 West Tremont HDFC's energy grade?
89-101 West Tremont HDFC scores 56 out of 100 on ENERGY STAR — band C, below median (55–69) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 89-101 West Tremont HDFC use?
Its 2024 site energy-use intensity was 82.1 kBtu/ft² (140.5 kBtu/ft² source) across 36,708 sq ft, including 333,810 kWh of electricity and 18,751 therms of natural gas.
What are 89-101 West Tremont HDFC's carbon emissions?
89-101 West Tremont HDFC reported 231 tCO₂e of greenhouse-gas emissions (6.3 kgCO₂e/ft²) for 2024.
Where is 89-101 West Tremont HDFC?
89-101 West Tremont HDFC is at 89 W. Tremont Avenue, in New York City, New York 10453. Its coordinates are 40.85050, -73.91238 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 89-101 West Tremont HDFC and when was it built?
89-101 West Tremont HDFC has 36,708 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1910 as its year built. It is classed as multifamily housing.
Is 89-101 West Tremont HDFC 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, “89-101 West Tremont HDFC, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/89-101-west-tremont-hdfc-3cf93a27 (data as of October 2, 2026).