Public School 139 (Conversion)
Multifamily Housing in New York City, NY · 120 W. 140Th Street · 10030
At a glance
Public School 139 (Conversion) is a 111,659-square-foot multifamily housing building at 120 W. 140Th Street in New York City, New York, built in 1939. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 4 out of 100 (grade D), a site energy-use intensity of 133.2 kBtu/ft² and 923 tCO₂e of greenhouse-gas emissions. That score is higher than 4% 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 | 4 (band D) |
| Site EUI | 133.2 kBtu/ft² |
| Source EUI | 173.5 kBtu/ft² |
| GHG emissions | 923 tCO₂e |
| GHG intensity | 8.3 kgCO₂e/ft² |
| Electricity | 628,696 kWh |
| Natural gas | 127,296 therms |
| Gross floor area | 111,659 sq ft |
| Source record | nyc:9563622:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 4 | -36 | 133.2 kBtu/ft² | 923 tCO₂e |
| 2023 | 40 | -11 | 88.0 kBtu/ft² | 574 tCO₂e |
| 2022 | 51 | 89.7 kBtu/ft² | 532 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
- 120 W. 140Th Street
- City
- New York City
- State
- New York
- ZIP
- 10030
- Coordinates
- 40.81758, -73.93927
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Public School 139 (Conversion) 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. Public School 139 (Conversion)'s ENERGY STAR score of 4 compares with an average of 63 across the 22,829 that report a score; it scores higher than 4% of them and lower than 96%. Its site EUI of 133.2 kBtu/ft² is about 78% 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 8.3 kgCO₂e/ft² is about 59% above the group average of 5.2 kgCO₂e/ft².
At 111,659 sq ft, it is about 11% above the average floor area of 100,951 sq ft for those buildings. It was built in 1939, 13 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 Public School 139 (Conversion)'s energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Public School 139 (Conversion), covering report years 2022–2024. Its ENERGY STAR score went from 51 in 2022 to 4 in 2024 (-47 points); its best year on file was 2022, at 51. Site EUI moved from 89.7 kBtu/ft² (2022) to 133.2 kBtu/ft² (2024), an 48% increase. Reported emissions went from 532 tCO₂e to 923 tCO₂e over the same span (up 74%).
What does an ENERGY STAR score of 4 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 4 means the building performs better than about 4% of its national peers. BuildingCensus bands the score into report-card grades; 4 falls in band D — lowest band (1–54). It sits 71 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. Public School 139 (Conversion)'s 133.2 kBtu/ft² across 111,659 sq ft works out to about 14.9 billion Btu (4,359 MWh-equivalent) in 2024. Its source EUI of 173.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 628,696 kWh of electricity and 127,296 therms of natural gas for the year.
Which law requires Public School 139 (Conversion) to report its energy use?
Public School 139 (Conversion) 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:9563622:2024). 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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Frequently asked questions
What is Public School 139 (Conversion)'s energy grade?
Public School 139 (Conversion) scores 4 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 Public School 139 (Conversion) use?
Its 2024 site energy-use intensity was 133.2 kBtu/ft² (173.5 kBtu/ft² source) across 111,659 sq ft, including 628,696 kWh of electricity and 127,296 therms of natural gas.
What are Public School 139 (Conversion)'s carbon emissions?
Public School 139 (Conversion) reported 923 tCO₂e of greenhouse-gas emissions (8.3 kgCO₂e/ft²) for 2024.
Where is Public School 139 (Conversion)?
Public School 139 (Conversion) is at 120 W. 140Th Street, in New York City, New York 10030. Its coordinates are 40.81758, -73.93927 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Public School 139 (Conversion) and when was it built?
Public School 139 (Conversion) has 111,659 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1939 as its year built. It is classed as multifamily housing.
Is Public School 139 (Conversion) 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, “Public School 139 (Conversion), New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/public-school-139-conversion-47e8fcc9 (data as of October 2, 2026).