Century Development: 134-21 35th Ave
Multifamily Housing in New York City, NY · 134-21 35th Ave · 11354
At a glance
Century Development: 134-21 35th Ave is a 375,719-square-foot multifamily housing building in New York City, New York, built in 1950. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 40.7 kBtu/ft² and 1,481 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 40.7 kBtu/ft² |
| Source EUI | 93.0 kBtu/ft² |
| GHG emissions | 1,481 tCO₂e |
| GHG intensity | 3.9 kgCO₂e/ft² |
| Electricity | 3,161,400 kWh |
| Natural gas | 45,185 therms |
| Water use | 10,698 kgal |
| Gross floor area | 375,719 sq ft |
| Source record | nyc:16754529:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 40.7 kBtu/ft² | 1,481 tCO₂e | |
| 2023 | — | 40.2 kBtu/ft² | 1,391 tCO₂e | |
| 2022 | — | 42.7 kBtu/ft² | 1,240 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
- 134-21 35th Ave
- City
- New York City
- State
- New York
- ZIP
- 11354
- Coordinates
- 40.76420, -73.83289
Within ~1 km
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- BLANDscore 9
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See also: most efficient in New York City · biggest emitters
How does Century Development: 134-21 35th Ave 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 40.7 kBtu/ft² is about half of the average of 74.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 3.9 kgCO₂e/ft² is about 24% below the group average of 5.2 kgCO₂e/ft².
At 375,719 sq ft, it is about 272% above the average floor area of 100,951 sq ft for those buildings. Its 1950 construction date is close to 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 Century Development: 134-21 35th Ave's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Century Development: 134-21 35th Ave, covering report years 2022–2024. Site EUI moved from 42.7 kBtu/ft² (2022) to 40.7 kBtu/ft² (2024), a 5% decrease. Reported emissions went from 1,240 tCO₂e to 1,481 tCO₂e over the same span (up 20%).
What does a site EUI of 40.7 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. Century Development: 134-21 35th Ave's 40.7 kBtu/ft² across 375,719 sq ft works out to about 15.3 billion Btu (4,482 MWh-equivalent) in 2024. Its source EUI of 93.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 3,161,400 kWh of electricity, 45,185 therms of natural gas and 10,698 thousand gallons of water for the year.
Which law requires Century Development: 134-21 35th Ave to report its energy use?
Century Development: 134-21 35th Ave 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:16754529:2024). 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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- 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 Century Development: 134-21 35th Ave's energy grade?
Century Development: 134-21 35th Ave did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 40.7 kBtu/ft².
How much energy does Century Development: 134-21 35th Ave use?
Its 2024 site energy-use intensity was 40.7 kBtu/ft² (93.0 kBtu/ft² source) across 375,719 sq ft, including 3,161,400 kWh of electricity and 45,185 therms of natural gas.
What are Century Development: 134-21 35th Ave's carbon emissions?
Century Development: 134-21 35th Ave reported 1,481 tCO₂e of greenhouse-gas emissions (3.9 kgCO₂e/ft²) for 2024.
Where is Century Development: 134-21 35th Ave?
Century Development: 134-21 35th Ave is in New York City, New York 11354. Its coordinates are 40.76420, -73.83289 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Century Development: 134-21 35th Ave and when was it built?
Century Development: 134-21 35th Ave has 375,719 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1950 as its year built. It is classed as multifamily housing.
Is Century Development: 134-21 35th Ave 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, “Century Development: 134-21 35th Ave, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/century-development-134-21-35th-ave-c59027e4 (data as of October 2, 2026).