OUB (512 East 145th St)
Multifamily Housing in New York City, NY · 512 E. 145Th Street · 10454
At a glance
OUB (512 East 145th St) is a 194,388-square-foot multifamily housing building at 512 E. 145Th Street in New York City, New York, built in 1972. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 3 out of 100 (grade D), a site energy-use intensity of 146.4 kBtu/ft² and 1,903 tCO₂e of greenhouse-gas emissions. That score is higher than 3% 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 | 3 (band D) |
| Site EUI | 146.4 kBtu/ft² |
| Source EUI | 210.6 kBtu/ft² |
| GHG emissions | 1,903 tCO₂e |
| GHG intensity | 9.8 kgCO₂e/ft² |
| Electricity | 1,850,845 kWh |
| Natural gas | 221,516 therms |
| Gross floor area | 194,388 sq ft |
| Source record | nyc:6272407:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 3 | +1 | 146.4 kBtu/ft² | 1,903 tCO₂e |
| 2023 | 2 | -3 | 146.4 kBtu/ft² | 1,847 tCO₂e |
| 2022 | 5 | 140.5 kBtu/ft² | 1,658 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
- 512 E. 145Th Street
- City
- New York City
- State
- New York
- ZIP
- 10454
- Coordinates
- 40.81217, -73.91608
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does OUB (512 East 145th St) 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. OUB (512 East 145th St)'s ENERGY STAR score of 3 compares with an average of 63 across the 22,829 that report a score; it scores higher than 3% of them and lower than 96%. Its site EUI of 146.4 kBtu/ft² is about twice 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 9.8 kgCO₂e/ft² is about 88% above the group average of 5.2 kgCO₂e/ft².
At 194,388 sq ft, it is about twice the average floor area of 100,951 sq ft for those buildings. It was built in 1972, 20 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 OUB (512 East 145th St)'s energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for OUB (512 East 145th St), covering report years 2022–2024. Its ENERGY STAR score went from 5 in 2022 to 3 in 2024 (-2 points); its best year on file was 2022, at 5. Site EUI moved from 140.5 kBtu/ft² (2022) to 146.4 kBtu/ft² (2024), an 4% increase. Reported emissions went from 1,658 tCO₂e to 1,903 tCO₂e over the same span (up 15%).
What does an ENERGY STAR score of 3 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 3 means the building performs better than about 3% of its national peers. BuildingCensus bands the score into report-card grades; 3 falls in band D — lowest band (1–54). It sits 72 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. OUB (512 East 145th St)'s 146.4 kBtu/ft² across 194,388 sq ft works out to about 28.5 billion Btu (8,340 MWh-equivalent) in 2024. Its source EUI of 210.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,850,845 kWh of electricity and 221,516 therms of natural gas for the year.
Which law requires OUB (512 East 145th St) to report its energy use?
OUB (512 East 145th St) 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:6272407:2024). 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
- Gold River Capital LLC 839-853· 194,364 sq ft · score 25 (D)
- 276 Grand Concourse· 194,341 sq ft · score 98 (A)
- 408 East 92nd Street - River East· 194,212 sq ft · score 33 (D)
- Stonehenge - 408 East 92nd Street· 194,212 sq ft · score 46 (D)
- Union Channel - 240 3rd Ave· 194,055 sq ft · score 100 (A)
- Hudson Crossing - 19153· 194,048 sq ft · score 74 (B)
- 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 OUB (512 East 145th St)'s energy grade?
OUB (512 East 145th St) scores 3 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 OUB (512 East 145th St) use?
Its 2024 site energy-use intensity was 146.4 kBtu/ft² (210.6 kBtu/ft² source) across 194,388 sq ft, including 1,850,845 kWh of electricity and 221,516 therms of natural gas.
What are OUB (512 East 145th St)'s carbon emissions?
OUB (512 East 145th St) reported 1,903 tCO₂e of greenhouse-gas emissions (9.8 kgCO₂e/ft²) for 2024.
Where is OUB (512 East 145th St)?
OUB (512 East 145th St) is at 512 E. 145Th Street, in New York City, New York 10454. Its coordinates are 40.81217, -73.91608 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is OUB (512 East 145th St) and when was it built?
OUB (512 East 145th St) has 194,388 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1972 as its year built. It is classed as multifamily housing.
Is OUB (512 East 145th St) 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, “OUB (512 East 145th St), New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/oub-512-east-145th-st-a1a8d7e9 (data as of October 2, 2026).