PIERREPONT HOUSE APTS
Multifamily Housing in New York City, NY · 55 Pierrepont Street · 11201
At a glance
PIERREPONT HOUSE APTS is a 135,255-square-foot multifamily housing building at 55 Pierrepont Street in New York City, New York, built in 1928. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 31 out of 100 (grade D), a site energy-use intensity of 115.3 kBtu/ft² and 982 tCO₂e of greenhouse-gas emissions. That score is higher than 18% 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 | 31 (band D) |
| Site EUI | 115.3 kBtu/ft² |
| Source EUI | 153.1 kBtu/ft² |
| GHG emissions | 982 tCO₂e |
| GHG intensity | 7.3 kgCO₂e/ft² |
| Electricity | 725,746 kWh |
| Natural gas | 131,207 therms |
| Gross floor area | 135,255 sq ft |
| Source record | nyc:30609424:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 31 | +1 | 115.3 kBtu/ft² | 982 tCO₂e |
| 2023 | 30 | 106.2 kBtu/ft² | 897 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
- 55 Pierrepont Street
- City
- New York City
- State
- New York
- ZIP
- 11201
- Coordinates
- 40.69578, -73.99512
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does PIERREPONT HOUSE APTS 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. PIERREPONT HOUSE APTS's ENERGY STAR score of 31 compares with an average of 63 across the 22,829 that report a score; it scores higher than 18% of them and lower than 82%. Its site EUI of 115.3 kBtu/ft² is about 54% 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 7.3 kgCO₂e/ft² is about 40% above the group average of 5.2 kgCO₂e/ft².
At 135,255 sq ft, it is about 34% above the average floor area of 100,951 sq ft for those buildings. It was built in 1928, 24 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 PIERREPONT HOUSE APTS's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for PIERREPONT HOUSE APTS, covering report years 2023–2024. Its ENERGY STAR score went from 30 in 2023 to 31 in 2024 (+1 points). Site EUI moved from 106.2 kBtu/ft² (2023) to 115.3 kBtu/ft² (2024), an 9% increase. Reported emissions went from 897 tCO₂e to 982 tCO₂e over the same span (up 9%).
What does an ENERGY STAR score of 31 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 31 means the building performs better than about 31% of its national peers. BuildingCensus bands the score into report-card grades; 31 falls in band D — lowest band (1–54). It sits 44 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. PIERREPONT HOUSE APTS's 115.3 kBtu/ft² across 135,255 sq ft works out to about 15.6 billion Btu (4,570 MWh-equivalent) in 2024. Its source EUI of 153.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 725,746 kWh of electricity and 131,207 therms of natural gas for the year.
Which law requires PIERREPONT HOUSE APTS to report its energy use?
PIERREPONT HOUSE APTS 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:30609424:2024). 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
- 42-55 Rear Colden Street· 135,250 sq ft
- 3121-3125 Middletown Road· 135,250 sq ft · score 37 (D)
- 42-55 Colden Street· 135,249 sq ft
- 215 East 164th Street· 135,202 sq ft
- JK: 755 Ocean Ave· 135,186 sq ft · score 45 (D)
- FARRAGUT - Bldg 6· 135,180 sq ft · EUI 31.0 kBtu/ft²
- 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 PIERREPONT HOUSE APTS's energy grade?
PIERREPONT HOUSE APTS scores 31 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 PIERREPONT HOUSE APTS use?
Its 2024 site energy-use intensity was 115.3 kBtu/ft² (153.1 kBtu/ft² source) across 135,255 sq ft, including 725,746 kWh of electricity and 131,207 therms of natural gas.
What are PIERREPONT HOUSE APTS's carbon emissions?
PIERREPONT HOUSE APTS reported 982 tCO₂e of greenhouse-gas emissions (7.3 kgCO₂e/ft²) for 2024.
Where is PIERREPONT HOUSE APTS?
PIERREPONT HOUSE APTS is at 55 Pierrepont Street, in New York City, New York 11201. Its coordinates are 40.69578, -73.99512 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is PIERREPONT HOUSE APTS and when was it built?
PIERREPONT HOUSE APTS has 135,255 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1928 as its year built. It is classed as multifamily housing.
Is PIERREPONT HOUSE APTS 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, “PIERREPONT HOUSE APTS, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/pierrepont-house-apts-0a3be1d6 (data as of October 2, 2026).