WEST TREMONT AVENUE-SEDGWICK AVENUE AREA
Multifamily Housing in New York City, NY · 228 WEST TREMONT AVENUE · 10453
At a glance
WEST TREMONT AVENUE-SEDGWICK AVENUE AREA is a 110,000-square-foot multifamily housing building at 228 WEST TREMONT AVENUE in New York City, New York, built in 1973. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 48 out of 100 (grade D), a site energy-use intensity of 84.4 kBtu/ft² and 646 tCO₂e of greenhouse-gas emissions. That score is higher than 30% 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 | 48 (band D) |
| Site EUI | 84.4 kBtu/ft² |
| Source EUI | 127.7 kBtu/ft² |
| GHG emissions | 646 tCO₂e |
| GHG intensity | 5.9 kgCO₂e/ft² |
| Electricity | 720,526 kWh |
| Natural gas | 68,264 therms |
| Gross floor area | 110,000 sq ft |
| Source record | nyc:2831259:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 48 | +2 | 84.4 kBtu/ft² | 646 tCO₂e |
| 2023 | 46 | +6 | 84.6 kBtu/ft² | 625 tCO₂e |
| 2022 | 40 | 89.9 kBtu/ft² | 614 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
- 228 WEST TREMONT AVENUE
- City
- New York City
- State
- New York
- ZIP
- 10453
- Coordinates
- 40.85294, -73.91817
Within ~1 km
Nearby benchmarked buildings
- Benchmarking Group - 15score —
College/University · 1,330,078 sq ft
- SEDGWICKscore 3
Multifamily Housing · 747,700 sq ft
- 1600 Sedgwick Avenuescore 19
Multifamily Housing · 416,844 sq ft
Multifamily Housing · 416,144 sq ft
- 1750 Sedgwick Avenuescore 51
Multifamily Housing · 299,607 sq ft
- UNIVERSITY AVENUE REHABscore 60
Multifamily Housing · 275,700 sq ft
See also: most efficient in New York City · biggest emitters
How does WEST TREMONT AVENUE-SEDGWICK AVENUE AREA 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. WEST TREMONT AVENUE-SEDGWICK AVENUE AREA's ENERGY STAR score of 48 compares with an average of 63 across the 22,829 that report a score; it scores higher than 30% of them and lower than 69%. Its site EUI of 84.4 kBtu/ft² is about 13% above the average of 74.9 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 5.9 kgCO₂e/ft² is about 13% above the group average of 5.2 kgCO₂e/ft².
At 110,000 sq ft, it is roughly in line with the average floor area of 100,951 sq ft for those buildings. It was built in 1973, 21 years later 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 WEST TREMONT AVENUE-SEDGWICK AVENUE AREA's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for WEST TREMONT AVENUE-SEDGWICK AVENUE AREA, covering report years 2022–2024. Its ENERGY STAR score went from 40 in 2022 to 48 in 2024 (+8 points). Site EUI moved from 89.9 kBtu/ft² (2022) to 84.4 kBtu/ft² (2024), a 6% decrease. Reported emissions went from 614 tCO₂e to 646 tCO₂e over the same span (up 5%).
What does an ENERGY STAR score of 48 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 48 means the building performs better than about 48% of its national peers. BuildingCensus bands the score into report-card grades; 48 falls in band D — lowest band (1–54). It sits 27 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. WEST TREMONT AVENUE-SEDGWICK AVENUE AREA's 84.4 kBtu/ft² across 110,000 sq ft works out to about 9.3 billion Btu (2,721 MWh-equivalent) in 2024. Its source EUI of 127.7 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 720,526 kWh of electricity and 68,264 therms of natural gas for the year.
Which law requires WEST TREMONT AVENUE-SEDGWICK AVENUE AREA to report its energy use?
WEST TREMONT AVENUE-SEDGWICK AVENUE AREA 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:2831259:2024). 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
- AKAM - 320 East 57th Street· 109,990 sq ft · score 98 (A)
- Yorkville Gardens HDFC· 109,913 sq ft · score 95 (A)
- 99 GOLD ASSOCIATES· 109,875 sq ft · score 84 (B)
- 135 Prospect Park West· 109,872 sq ft · score 100 (A)
- Maxwell: 123 East 75th St· 109,870 sq ft · score 12 (D)
- 30 Ocean Parkway Tenants Corp.· 109,847 sq ft · score 84 (B)
- 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 WEST TREMONT AVENUE-SEDGWICK AVENUE AREA's energy grade?
WEST TREMONT AVENUE-SEDGWICK AVENUE AREA scores 48 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does WEST TREMONT AVENUE-SEDGWICK AVENUE AREA use?
Its 2024 site energy-use intensity was 84.4 kBtu/ft² (127.7 kBtu/ft² source) across 110,000 sq ft, including 720,526 kWh of electricity and 68,264 therms of natural gas.
What are WEST TREMONT AVENUE-SEDGWICK AVENUE AREA's carbon emissions?
WEST TREMONT AVENUE-SEDGWICK AVENUE AREA reported 646 tCO₂e of greenhouse-gas emissions (5.9 kgCO₂e/ft²) for 2024.
Where is WEST TREMONT AVENUE-SEDGWICK AVENUE AREA?
WEST TREMONT AVENUE-SEDGWICK AVENUE AREA is at 228 WEST TREMONT AVENUE, in New York City, New York 10453. Its coordinates are 40.85294, -73.91817 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is WEST TREMONT AVENUE-SEDGWICK AVENUE AREA and when was it built?
WEST TREMONT AVENUE-SEDGWICK AVENUE AREA has 110,000 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1973 as its year built. It is classed as multifamily housing.
Is WEST TREMONT AVENUE-SEDGWICK AVENUE AREA 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, “WEST TREMONT AVENUE-SEDGWICK AVENUE AREA, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/west-tremont-avenue-sedgwick-avenue-area-ec290897 (data as of October 2, 2026).