Hampton House Condominium (404 East 79th Street)
Multifamily Housing in New York City, NY · 404 East 79th Street · 10075
At a glance
Hampton House Condominium (404 East 79th Street) is a 205,750-square-foot multifamily housing building in New York City, New York, built in 1986. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 71 out of 100 (grade B), a site energy-use intensity of 75.9 kBtu/ft² and 1,149 tCO₂e of greenhouse-gas emissions. That score is higher than 52% 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 | 71 (band B) |
| Site EUI | 75.9 kBtu/ft² |
| Source EUI | 106.4 kBtu/ft² |
| GHG emissions | 1,149 tCO₂e |
| GHG intensity | 5.6 kgCO₂e/ft² |
| Electricity | 958,515 kWh |
| Natural gas | 68,222 therms |
| Water use | 8,214 kgal |
| Gross floor area | 205,750 sq ft |
| Source record | nyc:33260575:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 71 | -14 | 75.9 kBtu/ft² | 1,149 tCO₂e |
| 2023 | 85 | 68.0 kBtu/ft² | 1,093 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
- 404 East 79th Street
- City
- New York City
- State
- New York
- ZIP
- 10075
- Coordinates
- 40.77217, -73.95229
Within ~1 km
Nearby benchmarked buildings
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Multifamily Housing · 1,047,938 sq ft
See also: most efficient in New York City · biggest emitters
How does Hampton House Condominium (404 East 79th 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. Hampton House Condominium (404 East 79th Street)'s ENERGY STAR score of 71 compares with an average of 63 across the 22,829 that report a score; it scores higher than 52% of them and lower than 47%. Its site EUI of 75.9 kBtu/ft² is roughly in line with the average of 74.9 kBtu/ft². Its emissions intensity of 5.6 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².
At 205,750 sq ft, it is about twice the average floor area of 100,951 sq ft for those buildings. It was built in 1986, 34 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 Hampton House Condominium (404 East 79th Street)'s energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for Hampton House Condominium (404 East 79th Street), covering report years 2023–2024. Its ENERGY STAR score went from 85 in 2023 to 71 in 2024 (-14 points); its best year on file was 2023, at 85. Site EUI moved from 68.0 kBtu/ft² (2023) to 75.9 kBtu/ft² (2024), an 12% increase. Reported emissions went from 1,093 tCO₂e to 1,149 tCO₂e over the same span (up 5%).
What does an ENERGY STAR score of 71 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 71 means the building performs better than about 71% of its national peers. BuildingCensus bands the score into report-card grades; 71 falls in band B — above median (70–84). It sits 4 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. Hampton House Condominium (404 East 79th Street)'s 75.9 kBtu/ft² across 205,750 sq ft works out to about 15.6 billion Btu (4,577 MWh-equivalent) in 2024. Its source EUI of 106.4 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 958,515 kWh of electricity, 68,222 therms of natural gas and 8,214 thousand gallons of water for the year.
Which law requires Hampton House Condominium (404 East 79th Street) to report its energy use?
Hampton House Condominium (404 East 79th 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:33260575:2024). 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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- Multifamily Housing buildings in New York City· 33,022 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
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Frequently asked questions
What is Hampton House Condominium (404 East 79th Street)'s energy grade?
Hampton House Condominium (404 East 79th Street) scores 71 out of 100 on ENERGY STAR — band B, above median (70–84) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Hampton House Condominium (404 East 79th Street) use?
Its 2024 site energy-use intensity was 75.9 kBtu/ft² (106.4 kBtu/ft² source) across 205,750 sq ft, including 958,515 kWh of electricity and 68,222 therms of natural gas.
What are Hampton House Condominium (404 East 79th Street)'s carbon emissions?
Hampton House Condominium (404 East 79th Street) reported 1,149 tCO₂e of greenhouse-gas emissions (5.6 kgCO₂e/ft²) for 2024.
Where is Hampton House Condominium (404 East 79th Street)?
Hampton House Condominium (404 East 79th Street) is in New York City, New York 10075. Its coordinates are 40.77217, -73.95229 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Hampton House Condominium (404 East 79th Street) and when was it built?
Hampton House Condominium (404 East 79th Street) has 205,750 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1986 as its year built. It is classed as multifamily housing.
Is Hampton House Condominium (404 East 79th 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, “Hampton House Condominium (404 East 79th Street), New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/hampton-house-condominium-404-east-79th-street-2aad8ab5 (data as of October 2, 2026).