2420 Prospect Ave
Multifamily Housing in New York City, NY · 10458
At a glance
2420 Prospect Ave is a 32,850-square-foot multifamily housing building in New York City, New York, built in 1931.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | — |
| Source EUI | — |
| GHG emissions | — |
| GHG intensity | — |
| Electricity | 168,167 kWh |
| Natural gas | 2,681 therms |
| Water use | 7,860 kgal |
| Gross floor area | 32,850 sq ft |
| Source record | nyc:6288731:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | — | — | |
| 2023 | 21 | +7 | 124.8 kBtu/ft² | 317 tCO₂e |
| 2022 | 14 | 142.7 kBtu/ft² | 348 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.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 2420 Prospect Ave
- City
- New York City
- State
- New York
- ZIP
- 10458
- Coordinates
- 40.85441, -73.88232
Within ~1 km
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- One Fordham Plaza LLCscore 88
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See also: most efficient in New York City · biggest emitters
How does 2420 Prospect 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.
At 32,850 sq ft, it is about 67% below the average floor area of 100,951 sq ft for those buildings. It was built in 1931, 21 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 2420 Prospect Ave's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 2420 Prospect Ave, covering report years 2022–2024. Its ENERGY STAR score went from 14 in 2022 to 21 in 2023 (+7 points). Site EUI moved from 142.7 kBtu/ft² (2022) to 124.8 kBtu/ft² (2023), a 13% decrease. Reported emissions went from 348 tCO₂e to 317 tCO₂e over the same span (down 9%).
Which law requires 2420 Prospect Ave to report its energy use?
2420 Prospect 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:6288731:2024). 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
- Lawrence Bernstein & CO: 1012 Avenue K· 32,849 sq ft · score 73 (B)
- MP Management - 609 w 189 st· 32,840 sq ft · score 1 (D)
- Inwood Housing & Development· 32,832 sq ft · score 27 (D)
- AD: 9 East 16th Street· 32,828 sq ft · EUI 41.1 kBtu/ft²
- JM REALTY : 12 WEST 18 STREET· 32,822 sq ft · EUI 63.3 kBtu/ft²
- Narrows Management: 143 Avenue O· 32,820 sq ft · EUI 20.0 kBtu/ft²
- 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 2420 Prospect Ave's energy grade?
2420 Prospect Ave did not report an ENERGY STAR score in its 2024 disclosure.
How much energy does 2420 Prospect Ave use?
No energy-use intensity was reported for 2024.
What are 2420 Prospect Ave's carbon emissions?
No greenhouse-gas emissions figure was reported for 2024.
Where is 2420 Prospect Ave?
2420 Prospect Ave is in New York City, New York 10458. Its coordinates are 40.85441, -73.88232 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 2420 Prospect Ave and when was it built?
2420 Prospect Ave has 32,850 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1931 as its year built. It is classed as multifamily housing.
Is 2420 Prospect 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, “2420 Prospect Ave, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/2420-prospect-ave-1ed360c1 (data as of October 2, 2026).