SW - 80 Seaman Ave
Multifamily Housing in New York City, NY · 80 Seaman Avenue · 10034
At a glance
SW - 80 Seaman Ave is a 55,080-square-foot multifamily housing building at 80 Seaman Avenue in New York City, New York, built in 1930. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 25 out of 100 (grade D), a site energy-use intensity of 107.1 kBtu/ft² and 358 tCO₂e of greenhouse-gas emissions. That score is higher than 15% 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 | 25 (band D) |
| Site EUI | 107.1 kBtu/ft² |
| Source EUI | 135.5 kBtu/ft² |
| GHG emissions | 358 tCO₂e |
| GHG intensity | 6.5 kgCO₂e/ft² |
| Electricity | 212,141 kWh |
| Natural gas | 51,769 therms |
| Gross floor area | 55,080 sq ft |
| Source record | nyc:2669418:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 25 | +7 | 107.1 kBtu/ft² | 358 tCO₂e |
| 2023 | 18 | -59 | 113.9 kBtu/ft² | 370 tCO₂e |
| 2022 | 77 | 72.3 kBtu/ft² | 233 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
- 80 Seaman Avenue
- City
- New York City
- State
- New York
- ZIP
- 10034
- Coordinates
- 40.86808, -73.92511
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does SW - 80 Seaman Ave 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. SW - 80 Seaman Ave's ENERGY STAR score of 25 compares with an average of 63 across the 22,829 that report a score; it scores higher than 15% of them and lower than 85%. Its site EUI of 107.1 kBtu/ft² is about 43% 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 6.5 kgCO₂e/ft² is about 25% above the group average of 5.2 kgCO₂e/ft².
At 55,080 sq ft, it is about half of the average floor area of 100,951 sq ft for those buildings. It was built in 1930, 22 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 SW - 80 Seaman Ave's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for SW - 80 Seaman Ave, covering report years 2022–2024. Its ENERGY STAR score went from 77 in 2022 to 25 in 2024 (-52 points); its best year on file was 2022, at 77. Site EUI moved from 72.3 kBtu/ft² (2022) to 107.1 kBtu/ft² (2024), an 48% increase. Reported emissions went from 233 tCO₂e to 358 tCO₂e over the same span (up 54%).
What does an ENERGY STAR score of 25 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 25 means the building performs better than about 25% of its national peers. BuildingCensus bands the score into report-card grades; 25 falls in band D — lowest band (1–54). It sits 50 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. SW - 80 Seaman Ave's 107.1 kBtu/ft² across 55,080 sq ft works out to about 5.9 billion Btu (1,729 MWh-equivalent) in 2024. Its source EUI of 135.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 212,141 kWh of electricity and 51,769 therms of natural gas for the year.
Which law requires SW - 80 Seaman Ave to report its energy use?
SW - 80 Seaman Ave 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:2669418:2024). 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
- 282 Cabrini Boulevard· 55,068 sq ft
- 200 Claremont Avenue· 55,062 sq ft · score 98 (A)
- 445 Riverside Drive· 55,056 sq ft · score 100 (A)
- 42 Maspeth Avenue· 55,053 sq ft · score 71 (B)
- 42 MASPETH AVENUE· 55,053 sq ft · score 65 (C)
- Sibling: 402 Ocean Parkway· 55,051 sq ft · score 67 (C)
- 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 SW - 80 Seaman Ave's energy grade?
SW - 80 Seaman Ave scores 25 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 SW - 80 Seaman Ave use?
Its 2024 site energy-use intensity was 107.1 kBtu/ft² (135.5 kBtu/ft² source) across 55,080 sq ft, including 212,141 kWh of electricity and 51,769 therms of natural gas.
What are SW - 80 Seaman Ave's carbon emissions?
SW - 80 Seaman Ave reported 358 tCO₂e of greenhouse-gas emissions (6.5 kgCO₂e/ft²) for 2024.
Where is SW - 80 Seaman Ave?
SW - 80 Seaman Ave is at 80 Seaman Avenue, in New York City, New York 10034. Its coordinates are 40.86808, -73.92511 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is SW - 80 Seaman Ave and when was it built?
SW - 80 Seaman Ave has 55,080 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1930 as its year built. It is classed as multifamily housing.
Is SW - 80 Seaman Ave 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, “SW - 80 Seaman Ave, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/sw-80-seaman-ave-f4b6fa86 (data as of October 2, 2026).