340 East 74th St. Owners Corp.
Multifamily Housing in New York City, NY · 340 E 74th Street · 10021
At a glance
340 East 74th St. Owners Corp. is a 129,616-square-foot multifamily housing building at 340 E 74th Street in New York City, New York, built in 1957. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 54 out of 100 (grade D), a site energy-use intensity of 76.2 kBtu/ft² and 654 tCO₂e of greenhouse-gas emissions. That score is higher than 35% 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 | 54 (band D) |
| Site EUI | 76.2 kBtu/ft² |
| Source EUI | 108.2 kBtu/ft² |
| GHG emissions | 654 tCO₂e |
| GHG intensity | 5.0 kgCO₂e/ft² |
| Electricity | 610,725 kWh |
| Natural gas | 77,991 therms |
| Water use | 5,797 kgal |
| Gross floor area | 129,616 sq ft |
| Source record | nyc:2806534:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 54 | -10 | 76.2 kBtu/ft² | 654 tCO₂e |
| 2023 | 64 | +4 | 69.1 kBtu/ft² | 587 tCO₂e |
| 2022 | 60 | 75.2 kBtu/ft² | 589 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
- 340 E 74th Street
- City
- New York City
- State
- New York
- ZIP
- 10021
- Coordinates
- 40.76968, -73.95638
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 340 East 74th St. 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. 340 East 74th St. Owners Corp.'s ENERGY STAR score of 54 compares with an average of 63 across the 22,829 that report a score; it scores higher than 35% of them and lower than 64%. Its site EUI of 76.2 kBtu/ft² is roughly in line with the average of 74.9 kBtu/ft². Its emissions intensity of 5.0 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².
At 129,616 sq ft, it is about 28% above the average floor area of 100,951 sq ft for those buildings. It was built in 1957, 5 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 340 East 74th St. Owners Corp.'s energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 340 East 74th St. Owners Corp., covering report years 2022–2024. Its ENERGY STAR score went from 60 in 2022 to 54 in 2024 (-6 points); its best year on file was 2023, at 64. Site EUI moved from 75.2 kBtu/ft² (2022) to 76.2 kBtu/ft² (2024), an 1% increase. Reported emissions went from 589 tCO₂e to 654 tCO₂e over the same span (up 11%).
What does an ENERGY STAR score of 54 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 54 means the building performs better than about 54% of its national peers. BuildingCensus bands the score into report-card grades; 54 falls in band D — lowest band (1–54). It sits 21 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. 340 East 74th St. Owners Corp.'s 76.2 kBtu/ft² across 129,616 sq ft works out to about 9.9 billion Btu (2,895 MWh-equivalent) in 2024. Its source EUI of 108.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 610,725 kWh of electricity, 77,991 therms of natural gas and 5,797 thousand gallons of water for the year.
Which law requires 340 East 74th St. Owners Corp. to report its energy use?
340 East 74th St. 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 2024 disclosure (source record nyc:2806534:2024). 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
- AKAM - 601 Kappock Street (NEW)· 129,600 sq ft · score 90 (A)
- MILL BROOK EXTENSION (SITE 10) - 2025480042· 129,600 sq ft · EUI 25.7 kBtu/ft²
- AKAM - 601 Kappock Street· 129,600 sq ft · score 87 (A)
- 529 West 29th Street (wh34)· 129,591 sq ft · score 95 (A)
- 125 Borinquen Place· 129,573 sq ft · score 54 (D)
- 910 Grand Concourse· 129,555 sq ft · score 82 (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
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- Biggest emitters in New York City
Frequently asked questions
What is 340 East 74th St. Owners Corp.'s energy grade?
340 East 74th St. Owners Corp. scores 54 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 340 East 74th St. Owners Corp. use?
Its 2024 site energy-use intensity was 76.2 kBtu/ft² (108.2 kBtu/ft² source) across 129,616 sq ft, including 610,725 kWh of electricity and 77,991 therms of natural gas.
What are 340 East 74th St. Owners Corp.'s carbon emissions?
340 East 74th St. Owners Corp. reported 654 tCO₂e of greenhouse-gas emissions (5.0 kgCO₂e/ft²) for 2024.
Where is 340 East 74th St. Owners Corp.?
340 East 74th St. Owners Corp. is at 340 E 74th Street, in New York City, New York 10021. Its coordinates are 40.76968, -73.95638 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 340 East 74th St. Owners Corp. and when was it built?
340 East 74th St. Owners Corp. has 129,616 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1957 as its year built. It is classed as multifamily housing.
Is 340 East 74th St. Owners Corp. 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, “340 East 74th St. Owners Corp., New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/340-east-74th-st-owners-corp-4a674426 (data as of October 2, 2026).