Carlyle: 150 E 39th
Multifamily Housing in New York City, NY · 150 E 39th St · 10016
At a glance
Carlyle: 150 E 39th is a 97,232-square-foot multifamily housing building at 150 E 39th St in New York City, New York, built in 1928. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 66 out of 100 (grade C), a site energy-use intensity of 75.1 kBtu/ft² and 554 tCO₂e of greenhouse-gas emissions. That score is higher than 46% 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 | 66 (band C) |
| Site EUI | 75.1 kBtu/ft² |
| Source EUI | 113.9 kBtu/ft² |
| GHG emissions | 554 tCO₂e |
| GHG intensity | 5.7 kgCO₂e/ft² |
| Electricity | 423,911 kWh |
| Natural gas | 1,361 therms |
| Gross floor area | 97,232 sq ft |
| Source record | nyc:6787428:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 66 | -8 | 75.1 kBtu/ft² | 554 tCO₂e |
| 2023 | 74 | -4 | 68.5 kBtu/ft² | 501 tCO₂e |
| 2022 | 78 | 69.7 kBtu/ft² | 476 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
- 150 E 39th St
- City
- New York City
- State
- New York
- ZIP
- 10016
- Coordinates
- 40.74931, -73.97690
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Carlyle: 150 E 39th 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. Carlyle: 150 E 39th's ENERGY STAR score of 66 compares with an average of 63 across the 22,829 that report a score; it scores higher than 46% of them and lower than 52%. Its site EUI of 75.1 kBtu/ft² is roughly in line with the average of 74.9 kBtu/ft². Its emissions intensity of 5.7 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².
At 97,232 sq ft, it is roughly in line with 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 Carlyle: 150 E 39th's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Carlyle: 150 E 39th, covering report years 2022–2024. Its ENERGY STAR score went from 78 in 2022 to 66 in 2024 (-12 points); its best year on file was 2022, at 78. Site EUI moved from 69.7 kBtu/ft² (2022) to 75.1 kBtu/ft² (2024), an 8% increase. Reported emissions went from 476 tCO₂e to 554 tCO₂e over the same span (up 16%).
What does an ENERGY STAR score of 66 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 66 means the building performs better than about 66% of its national peers. BuildingCensus bands the score into report-card grades; 66 falls in band C — below median (55–69). It sits 9 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. Carlyle: 150 E 39th's 75.1 kBtu/ft² across 97,232 sq ft works out to about 7.3 billion Btu (2,140 MWh-equivalent) in 2024. Its source EUI of 113.9 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 423,911 kWh of electricity and 1,361 therms of natural gas for the year.
Which law requires Carlyle: 150 E 39th to report its energy use?
Carlyle: 150 E 39th 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:6787428:2024). 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 Carlyle: 150 E 39th's energy grade?
Carlyle: 150 E 39th scores 66 out of 100 on ENERGY STAR — band C, below median (55–69) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Carlyle: 150 E 39th use?
Its 2024 site energy-use intensity was 75.1 kBtu/ft² (113.9 kBtu/ft² source) across 97,232 sq ft, including 423,911 kWh of electricity and 1,361 therms of natural gas.
What are Carlyle: 150 E 39th's carbon emissions?
Carlyle: 150 E 39th reported 554 tCO₂e of greenhouse-gas emissions (5.7 kgCO₂e/ft²) for 2024.
Where is Carlyle: 150 E 39th?
Carlyle: 150 E 39th is at 150 E 39th St, in New York City, New York 10016. Its coordinates are 40.74931, -73.97690 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Carlyle: 150 E 39th and when was it built?
Carlyle: 150 E 39th has 97,232 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 Carlyle: 150 E 39th 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, “Carlyle: 150 E 39th, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/carlyle-150-e-39th-f66acac8 (data as of October 2, 2026).