178 East 70th Street
Multifamily Housing in New York City, NY · 10021
At a glance
178 East 70th Street is a 36,745-square-foot multifamily housing building in New York City, New York, built in 1913. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 82.9 kBtu/ft² and 243 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 82.9 kBtu/ft² |
| Source EUI | 101.4 kBtu/ft² |
| GHG emissions | 243 tCO₂e |
| GHG intensity | 6.6 kgCO₂e/ft² |
| Electricity | 105,975 kWh |
| Natural gas | 371 therms |
| Water use | 2,450 kgal |
| Gross floor area | 36,745 sq ft |
| Source record | nyc:6113760:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 82.9 kBtu/ft² | 243 tCO₂e | |
| 2023 | — | 194.3 kBtu/ft² | 512 tCO₂e | |
| 2022 | — | 195.8 kBtu/ft² | 509 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
- 178 East 70th Street
- City
- New York City
- State
- New York
- ZIP
- 10021
- Coordinates
- 40.76869, -73.96219
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 178 East 70th 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 82.9 kBtu/ft² is about 11% 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 6.6 kgCO₂e/ft² is about 27% above the group average of 5.2 kgCO₂e/ft².
At 36,745 sq ft, it is about 64% below the average floor area of 100,951 sq ft for those buildings. It was built in 1913, 39 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 178 East 70th Street's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 178 East 70th Street, covering report years 2022–2024. Site EUI moved from 195.8 kBtu/ft² (2022) to 82.9 kBtu/ft² (2024), a 58% decrease. Reported emissions went from 509 tCO₂e to 243 tCO₂e over the same span (down 52%).
What does a site EUI of 82.9 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. 178 East 70th Street's 82.9 kBtu/ft² across 36,745 sq ft works out to about 3 billion Btu (893 MWh-equivalent) in 2024. Its source EUI of 101.4 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 105,975 kWh of electricity, 371 therms of natural gas and 2,450 thousand gallons of water for the year.
Which law requires 178 East 70th Street to report its energy use?
178 East 70th 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 2024 disclosure (source record nyc:6113760:2024). 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
- Gjonlekaj: 2566 Bainbridge Ave.· 36,743 sq ft · score 79 (B)
- Impact: 77-30 Main St· 36,732 sq ft · score 3 (D)
- 2651 BROADWAY BH LLC· 36,730 sq ft · score 40 (D)
- JM - 12 W 18th Street· 36,729 sq ft · EUI 43.2 kBtu/ft²
- 35 EAST 20th STREET - 35778· 36,729 sq ft · EUI 44.7 kBtu/ft²
- Raci: 2968 Perry Ave· 36,722 sq ft · score 1 (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 178 East 70th Street's energy grade?
178 East 70th Street did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 82.9 kBtu/ft².
How much energy does 178 East 70th Street use?
Its 2024 site energy-use intensity was 82.9 kBtu/ft² (101.4 kBtu/ft² source) across 36,745 sq ft, including 105,975 kWh of electricity and 371 therms of natural gas.
What are 178 East 70th Street's carbon emissions?
178 East 70th Street reported 243 tCO₂e of greenhouse-gas emissions (6.6 kgCO₂e/ft²) for 2024.
Where is 178 East 70th Street?
178 East 70th Street is in New York City, New York 10021. Its coordinates are 40.76869, -73.96219 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 178 East 70th Street and when was it built?
178 East 70th Street has 36,745 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1913 as its year built. It is classed as multifamily housing.
Is 178 East 70th Street 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, “178 East 70th Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/178-east-70th-street-971cc91d (data as of October 2, 2026).