Betances IV 455 E146th Street
Multifamily Housing in New York City, NY · 455 E. 146Th Street · 10455
At a glance
Betances IV 455 E146th Street is a 41,506-square-foot multifamily housing building at 455 E. 146Th Street in New York City, New York, built in 1974. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 1 out of 100 (grade D), a site energy-use intensity of 138.5 kBtu/ft² and 407 tCO₂e of greenhouse-gas emissions. That score is higher than 0% 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 | 1 (band D) |
| Site EUI | 138.5 kBtu/ft² |
| Source EUI | 214.6 kBtu/ft² |
| GHG emissions | 407 tCO₂e |
| GHG intensity | 9.8 kgCO₂e/ft² |
| Electricity | 481,181 kWh |
| Natural gas | 41,065 therms |
| Gross floor area | 41,506 sq ft |
| Source record | nyc:15934945:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 1 | ±0 | 138.5 kBtu/ft² | 407 tCO₂e |
| 2023 | 1 | ±0 | 140.7 kBtu/ft² | 394 tCO₂e |
| 2022 | 1 | 288.2 kBtu/ft² | 713 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
- 455 E. 146Th Street
- City
- New York City
- State
- New York
- ZIP
- 10455
- Coordinates
- 40.81343, -73.91745
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Betances IV 455 E146th 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. Betances IV 455 E146th Street's ENERGY STAR score of 1 compares with an average of 63 across the 22,829 that report a score; it scores higher than 0% of them and lower than 97%. Its site EUI of 138.5 kBtu/ft² is about 85% 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 9.8 kgCO₂e/ft² is about 89% above the group average of 5.2 kgCO₂e/ft².
At 41,506 sq ft, it is about 59% below the average floor area of 100,951 sq ft for those buildings. It was built in 1974, 22 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 Betances IV 455 E146th Street's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Betances IV 455 E146th Street, covering report years 2022–2024. Its ENERGY STAR score was 1 in both 2022 and 2024. Site EUI moved from 288.2 kBtu/ft² (2022) to 138.5 kBtu/ft² (2024), a 52% decrease. Reported emissions went from 713 tCO₂e to 407 tCO₂e over the same span (down 43%).
What does an ENERGY STAR score of 1 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: 1 is the bottom of the scale. BuildingCensus bands the score into report-card grades; 1 falls in band D — lowest band (1–54). It sits 74 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. Betances IV 455 E146th Street's 138.5 kBtu/ft² across 41,506 sq ft works out to about 5.7 billion Btu (1,685 MWh-equivalent) in 2024. Its source EUI of 214.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 481,181 kWh of electricity and 41,065 therms of natural gas for the year.
Which law requires Betances IV 455 E146th Street to report its energy use?
Betances IV 455 E146th 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:15934945:2024). 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
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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
- Least efficient large buildings in New York City
- Biggest emitters in New York City
Frequently asked questions
What is Betances IV 455 E146th Street's energy grade?
Betances IV 455 E146th Street scores 1 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 Betances IV 455 E146th Street use?
Its 2024 site energy-use intensity was 138.5 kBtu/ft² (214.6 kBtu/ft² source) across 41,506 sq ft, including 481,181 kWh of electricity and 41,065 therms of natural gas.
What are Betances IV 455 E146th Street's carbon emissions?
Betances IV 455 E146th Street reported 407 tCO₂e of greenhouse-gas emissions (9.8 kgCO₂e/ft²) for 2024.
Where is Betances IV 455 E146th Street?
Betances IV 455 E146th Street is at 455 E. 146Th Street, in New York City, New York 10455. Its coordinates are 40.81343, -73.91745 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Betances IV 455 E146th Street and when was it built?
Betances IV 455 E146th Street has 41,506 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1974 as its year built. It is classed as multifamily housing.
Is Betances IV 455 E146th 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, “Betances IV 455 E146th Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/betances-iv-455-e146th-street-b880a40c (data as of October 2, 2026).