003- 172 East 91st Street
Multifamily Housing in New York City, NY · 172 East 91st Street · 10128
At a glance
003- 172 East 91st Street is a 35,200-square-foot multifamily housing building in New York City, New York, built in 1900. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 22 out of 100 (grade D), a site energy-use intensity of 114.2 kBtu/ft² and 306 tCO₂e of greenhouse-gas emissions. That score is higher than 13% 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 | 22 (band D) |
| Site EUI | 114.2 kBtu/ft² |
| Source EUI | 194.1 kBtu/ft² |
| GHG emissions | 306 tCO₂e |
| GHG intensity | 8.7 kgCO₂e/ft² |
| Electricity | 437,275 kWh |
| Natural gas | 25,293 therms |
| Water use | 2,099 kgal |
| Gross floor area | 35,200 sq ft |
| Source record | nyc:21294050:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 22 | +1 | 114.2 kBtu/ft² | 306 tCO₂e |
| 2023 | 21 | 112.3 kBtu/ft² | 295 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
- 172 East 91st Street
- City
- New York City
- State
- New York
- ZIP
- 10128
- Coordinates
- 40.78221, -73.95215
Within ~1 km
Nearby benchmarked buildings
- WASHINGTON Bldgs 1-4, 15score —
Multifamily Housing · 3,094,106 sq ft
- WASHINGTONscore 30
Multifamily Housing · 1,404,388 sq ft
- WASHINGTON Bldgs 5-10score —
Multifamily Housing · 1,404,388 sq ft
Multifamily Housing · 1,384,883 sq ft
- CARVER Bldgs 1-6score 12
Multifamily Housing · 1,164,050 sq ft
- Annenbergscore —
Laboratory · 1,119,997 sq ft
See also: most efficient in New York City · biggest emitters
How does 003- 172 East 91st Street 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. 003- 172 East 91st Street's ENERGY STAR score of 22 compares with an average of 63 across the 22,829 that report a score; it scores higher than 13% of them and lower than 87%. Its site EUI of 114.2 kBtu/ft² is about 52% 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 8.7 kgCO₂e/ft² is about 67% above the group average of 5.2 kgCO₂e/ft².
At 35,200 sq ft, it is about 65% below the average floor area of 100,951 sq ft for those buildings. It was built in 1900, 52 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 003- 172 East 91st Street's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for 003- 172 East 91st Street, covering report years 2023–2024. Its ENERGY STAR score went from 21 in 2023 to 22 in 2024 (+1 points). Site EUI moved from 112.3 kBtu/ft² (2023) to 114.2 kBtu/ft² (2024), an 2% increase. Reported emissions went from 295 tCO₂e to 306 tCO₂e over the same span (up 4%).
What does an ENERGY STAR score of 22 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 22 means the building performs better than about 22% of its national peers. BuildingCensus bands the score into report-card grades; 22 falls in band D — lowest band (1–54). It sits 53 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. 003- 172 East 91st Street's 114.2 kBtu/ft² across 35,200 sq ft works out to about 4 billion Btu (1,178 MWh-equivalent) in 2024. Its source EUI of 194.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 437,275 kWh of electricity, 25,293 therms of natural gas and 2,099 thousand gallons of water for the year.
Which law requires 003- 172 East 91st Street to report its energy use?
003- 172 East 91st 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:21294050:2024). 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
- 99-39 66 Avenue· 35,194 sq ft · score 80 (B)
- 2085 Lexington Avenue· 35,179 sq ft · score 91 (A)
- Tristar - 2085 Lexington Avenue· 35,179 sq ft · score 75 (B)
- 142 East 126 St· 35,179 sq ft · score 81 (B)
- 620 West 190 St - 329 Wadsworth Ave· 35,177 sq ft · score 58 (C)
- Majestic: 247 West 98th· 35,169 sq ft · score 21 (D)
- 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 003- 172 East 91st Street's energy grade?
003- 172 East 91st Street scores 22 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 003- 172 East 91st Street use?
Its 2024 site energy-use intensity was 114.2 kBtu/ft² (194.1 kBtu/ft² source) across 35,200 sq ft, including 437,275 kWh of electricity and 25,293 therms of natural gas.
What are 003- 172 East 91st Street's carbon emissions?
003- 172 East 91st Street reported 306 tCO₂e of greenhouse-gas emissions (8.7 kgCO₂e/ft²) for 2024.
Where is 003- 172 East 91st Street?
003- 172 East 91st Street is in New York City, New York 10128. Its coordinates are 40.78221, -73.95215 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 003- 172 East 91st Street and when was it built?
003- 172 East 91st Street has 35,200 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1900 as its year built. It is classed as multifamily housing.
Is 003- 172 East 91st 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, “003- 172 East 91st Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/003-172-east-91st-street-bfee1cf0 (data as of October 2, 2026).