One Leroy Street Condominium
Multifamily Housing in New York City, NY · 1 Leroy Street · 10014
At a glance
One Leroy Street Condominium is a 25,160-square-foot multifamily housing building at 1 Leroy Street in New York City, New York, built in 1999. In its 2023 New York City benchmarking disclosure it reported a site energy-use intensity of 84.8 kBtu/ft² and 211 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 84.8 kBtu/ft² |
| Source EUI | 211.4 kBtu/ft² |
| GHG emissions | 211 tCO₂e |
| GHG intensity | 8.4 kgCO₂e/ft² |
| Electricity | 515,445 kWh |
| Natural gas | 3,752 therms |
| Water use | 1,055 kgal |
| Gross floor area | 25,160 sq ft |
| Source record | nyc:7463954:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | — | 84.8 kBtu/ft² | 211 tCO₂e | |
| 2022 | — | 81.9 kBtu/ft² | 159 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
- 1 Leroy Street
- City
- New York City
- State
- New York
- ZIP
- 10014
- Coordinates
- 40.73085, -74.00305
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does One Leroy Street Condominium 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. Its site EUI of 84.8 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 8.4 kgCO₂e/ft² is about 62% above the group average of 5.2 kgCO₂e/ft².
At 25,160 sq ft, it is about 75% below the average floor area of 100,951 sq ft for those buildings. It was built in 1999, 47 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 One Leroy Street Condominium's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for One Leroy Street Condominium, covering report years 2022–2023. Site EUI moved from 81.9 kBtu/ft² (2022) to 84.8 kBtu/ft² (2023), an 4% increase. Reported emissions went from 159 tCO₂e to 211 tCO₂e over the same span (up 33%).
What does a site EUI of 84.8 kBtu/ft² mean?
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. One Leroy Street Condominium's 84.8 kBtu/ft² across 25,160 sq ft works out to about 2.1 billion Btu (625 MWh-equivalent) in 2023. Its source EUI of 211.4 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 515,445 kWh of electricity, 3,752 therms of natural gas and 1,055 thousand gallons of water for the year.
Which law requires One Leroy Street Condominium to report its energy use?
One Leroy Street Condominium 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 2023 disclosure (source record nyc:7463954:2023). 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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Frequently asked questions
What is One Leroy Street Condominium's energy grade?
One Leroy Street Condominium did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 84.8 kBtu/ft².
How much energy does One Leroy Street Condominium use?
Its 2023 site energy-use intensity was 84.8 kBtu/ft² (211.4 kBtu/ft² source) across 25,160 sq ft, including 515,445 kWh of electricity and 3,752 therms of natural gas.
What are One Leroy Street Condominium's carbon emissions?
One Leroy Street Condominium reported 211 tCO₂e of greenhouse-gas emissions (8.4 kgCO₂e/ft²) for 2023.
Where is One Leroy Street Condominium?
One Leroy Street Condominium is at 1 Leroy Street, in New York City, New York 10014. Its coordinates are 40.73085, -74.00305 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is One Leroy Street Condominium and when was it built?
One Leroy Street Condominium has 25,160 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1999 as its year built. It is classed as multifamily housing.
Is One Leroy Street Condominium covered by Local Law 84 (LL84)?
Yes — it appears in the 2023 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, “One Leroy Street Condominium, New York City, New York — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/one-leroy-street-condominium-902cd88e (data as of October 2, 2026).