142 East 49th Street Owners Corp
Multifamily Housing in New York City, NY · 142 East 49th Street · 10017
At a glance
142 East 49th Street Owners Corp is a 34,900-square-foot multifamily housing building in New York City, New York, built in 1924. In its 2023 New York City benchmarking disclosure it reported an ENERGY STAR score of 39 out of 100 (grade D), a site energy-use intensity of 81.2 kBtu/ft² and 227 tCO₂e of greenhouse-gas emissions. That score is higher than 23% of the 22,829 scored multifamily housing buildings in New York City.
Local Law 84 (LL84) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 39 (band D) |
| Site EUI | 81.2 kBtu/ft² |
| Source EUI | 108.8 kBtu/ft² |
| GHG emissions | 227 tCO₂e |
| GHG intensity | 6.5 kgCO₂e/ft² |
| Electricity | 152,674 kWh |
| Natural gas | 858 therms |
| Water use | 3,439 kgal |
| Gross floor area | 34,900 sq ft |
| Source record | nyc:6411776:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 39 | +3 | 81.2 kBtu/ft² | 227 tCO₂e |
| 2022 | 36 | 90.5 kBtu/ft² | 238 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
- 142 East 49th Street
- City
- New York City
- State
- New York
- ZIP
- 10017
- Coordinates
- 40.75570, -73.97244
Within ~1 km
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How does 142 East 49th Street Owners Corp 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. 142 East 49th Street Owners Corp's ENERGY STAR score of 39 compares with an average of 63 across the 22,829 that report a score; it scores higher than 23% of them and lower than 76%. Its site EUI of 81.2 kBtu/ft² is roughly in line with the average of 74.9 kBtu/ft². Its emissions intensity of 6.5 kgCO₂e/ft² is about 25% above the group average of 5.2 kgCO₂e/ft².
At 34,900 sq ft, it is about 65% below the average floor area of 100,951 sq ft for those buildings. It was built in 1924, 28 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 142 East 49th Street Owners Corp's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for 142 East 49th Street Owners Corp, covering report years 2022–2023. Its ENERGY STAR score went from 36 in 2022 to 39 in 2023 (+3 points). Site EUI moved from 90.5 kBtu/ft² (2022) to 81.2 kBtu/ft² (2023), a 10% decrease. Reported emissions went from 238 tCO₂e to 227 tCO₂e over the same span (down 5%).
What does an ENERGY STAR score of 39 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 39 means the building performs better than about 39% of its national peers. BuildingCensus bands the score into report-card grades; 39 falls in band D — lowest band (1–54). It sits 36 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. 142 East 49th Street Owners Corp's 81.2 kBtu/ft² across 34,900 sq ft works out to about 2.8 billion Btu (831 MWh-equivalent) in 2023. Its source EUI of 108.8 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 152,674 kWh of electricity, 858 therms of natural gas and 3,439 thousand gallons of water for the year.
Which law requires 142 East 49th Street Owners Corp to report its energy use?
142 East 49th Street Owners Corp 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:6411776:2023). 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.
More multifamily housing buildings in New York City
- 407 East 12th Street· 34,898 sq ft · score 66 (C)
- Jerulee: 145 East 22nd Street· 34,893 sq ft · score 87 (A)
- 1380 White Plains Road· 34,885 sq ft · score 100 (A)
- 121 West 115th Street· 34,884 sq ft · score 9 (D)
- Cornerstone: 62-66 White St· 34,884 sq ft · EUI 36.9 kBtu/ft²
- 121 W 115th St· 34,884 sq ft · score 24 (D)
- 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 142 East 49th Street Owners Corp's energy grade?
142 East 49th Street Owners Corp scores 39 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2023 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 142 East 49th Street Owners Corp use?
Its 2023 site energy-use intensity was 81.2 kBtu/ft² (108.8 kBtu/ft² source) across 34,900 sq ft, including 152,674 kWh of electricity and 858 therms of natural gas.
What are 142 East 49th Street Owners Corp's carbon emissions?
142 East 49th Street Owners Corp reported 227 tCO₂e of greenhouse-gas emissions (6.5 kgCO₂e/ft²) for 2023.
Where is 142 East 49th Street Owners Corp?
142 East 49th Street Owners Corp is in New York City, New York 10017. Its coordinates are 40.75570, -73.97244 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 142 East 49th Street Owners Corp and when was it built?
142 East 49th Street Owners Corp has 34,900 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1924 as its year built. It is classed as multifamily housing.
Is 142 East 49th Street Owners Corp 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, “142 East 49th Street Owners Corp, New York City, New York — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/142-east-49th-street-owners-corp-39568b92 (data as of October 2, 2026).