166 East 35th Street
Multifamily Housing in New York City, NY · 10016
At a glance
166 East 35th Street is a 74,798-square-foot multifamily housing building in New York City, New York, built in 1957. In its 2023 New York City benchmarking disclosure it reported a site energy-use intensity of 98.4 kBtu/ft² and 505 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 98.4 kBtu/ft² |
| Source EUI | 151.5 kBtu/ft² |
| GHG emissions | 505 tCO₂e |
| GHG intensity | 6.8 kgCO₂e/ft² |
| Electricity | 602,675 kWh |
| Natural gas | 53,057 therms |
| Gross floor area | 74,798 sq ft |
| Source record | nyc:11691601:2023 |
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
- 166 East 35th Street
- City
- New York City
- State
- New York
- ZIP
- 10016
- Coordinates
- 40.74672, -73.97844
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 166 East 35th Street 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. Its site EUI of 98.4 kBtu/ft² is about 31% 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 6.8 kgCO₂e/ft² is about 31% above the group average of 5.2 kgCO₂e/ft².
At 74,798 sq ft, it is about 26% below 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.
What does a site EUI of 98.4 kBtu/ft² mean?
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. 166 East 35th Street's 98.4 kBtu/ft² across 74,798 sq ft works out to about 7.4 billion Btu (2,157 MWh-equivalent) in 2023. Its source EUI of 151.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 602,675 kWh of electricity and 53,057 therms of natural gas for the year.
Which law requires 166 East 35th Street to report its energy use?
166 East 35th Street 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:11691601:2023). 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
- 135 W 238th St· 74,796 sq ft · score 54 (D)
- TKR - 176 Johnson Street· 74,779 sq ft · score 78 (B)
- Daisy - 176 Johnson st· 74,779 sq ft · score 71 (B)
- REM Residential - 176 Johnson st· 74,779 sq ft · score 33 (D)
- 176 Johnson Street· 74,779 sq ft · score 83 (B)
- A02300-The Executive House Condominium· 74,760 sq ft · score 88 (A)
- 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 166 East 35th Street's energy grade?
166 East 35th Street did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 98.4 kBtu/ft².
How much energy does 166 East 35th Street use?
Its 2023 site energy-use intensity was 98.4 kBtu/ft² (151.5 kBtu/ft² source) across 74,798 sq ft, including 602,675 kWh of electricity and 53,057 therms of natural gas.
What are 166 East 35th Street's carbon emissions?
166 East 35th Street reported 505 tCO₂e of greenhouse-gas emissions (6.8 kgCO₂e/ft²) for 2023.
Where is 166 East 35th Street?
166 East 35th Street is in New York City, New York 10016. Its coordinates are 40.74672, -73.97844 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 166 East 35th Street and when was it built?
166 East 35th Street has 74,798 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1957 as its year built. It is classed as multifamily housing.
Is 166 East 35th Street 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, “166 East 35th Street, New York City, New York — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/166-east-35th-street-ead24a90 (data as of October 2, 2026).