Radiant Property Management - 123 West 183rd St
Multifamily Housing in New York City, NY · 123 West 183rd St · 10453
At a glance
Radiant Property Management - 123 West 183rd St is a 94,013-square-foot multifamily housing building in New York City, New York, built in 1950. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 16 out of 100 (grade D), a site energy-use intensity of 109.1 kBtu/ft² and 664 tCO₂e of greenhouse-gas emissions. That score is higher than 10% 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 | 16 (band D) |
| Site EUI | 109.1 kBtu/ft² |
| Source EUI | 148.2 kBtu/ft² |
| GHG emissions | 664 tCO₂e |
| GHG intensity | 7.1 kgCO₂e/ft² |
| Electricity | 532,582 kWh |
| Natural gas | 81,449 therms |
| Gross floor area | 94,013 sq ft |
| Source record | nyc:31291613:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 16 | -27 | 109.1 kBtu/ft² | 664 tCO₂e |
| 2023 | 43 | 85.3 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
- 123 West 183rd St
- City
- New York City
- State
- New York
- ZIP
- 10453
- Coordinates
- 40.86010, -73.91005
Within ~1 km
Nearby benchmarked buildings
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- 1950 Andrews Avenuescore 8
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- 2550 Webb Avenuescore —
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See also: most efficient in New York City · biggest emitters
How does Radiant Property Management - 123 West 183rd St 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. Radiant Property Management - 123 West 183rd St's ENERGY STAR score of 16 compares with an average of 63 across the 22,829 that report a score; it scores higher than 10% of them and lower than 90%. Its site EUI of 109.1 kBtu/ft² is about 46% 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 7.1 kgCO₂e/ft² is about 36% above the group average of 5.2 kgCO₂e/ft².
At 94,013 sq ft, it is roughly in line with 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 Radiant Property Management - 123 West 183rd St's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for Radiant Property Management - 123 West 183rd St, covering report years 2023–2024. Its ENERGY STAR score went from 43 in 2023 to 16 in 2024 (-27 points); its best year on file was 2023, at 43. Site EUI moved from 85.3 kBtu/ft² (2023) to 109.1 kBtu/ft² (2024), an 28% increase. Reported emissions went from 509 tCO₂e to 664 tCO₂e over the same span (up 30%).
What does an ENERGY STAR score of 16 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: a score of 16 means the building performs better than about 16% of its national peers. BuildingCensus bands the score into report-card grades; 16 falls in band D — lowest band (1–54). It sits 59 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. Radiant Property Management - 123 West 183rd St's 109.1 kBtu/ft² across 94,013 sq ft works out to about 10.3 billion Btu (3,006 MWh-equivalent) in 2024. Its source EUI of 148.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 532,582 kWh of electricity and 81,449 therms of natural gas for the year.
Which law requires Radiant Property Management - 123 West 183rd St to report its energy use?
Radiant Property Management - 123 West 183rd St 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:31291613:2024). 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
- Queens Tower Management Corp.· 94,008 sq ft · score 79 (B)
- 1939 Grand Concourse· 94,000 sq ft · score 5 (D)
- 764 Brady Ave· 94,000 sq ft · score 99 (A)
- Southgate Owners Corp. (4)· 93,993 sq ft · score 100 (A)
- 31-74 29th Street - 30540· 93,964 sq ft · score 78 (B)
- 31-62 29th Street - 7264· 93,964 sq ft · score 79 (B)
- Multifamily Housing buildings in New York City· 33,022 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
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- Least efficient large buildings in New York City
- Biggest emitters in New York City
Frequently asked questions
What is Radiant Property Management - 123 West 183rd St's energy grade?
Radiant Property Management - 123 West 183rd St scores 16 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 Radiant Property Management - 123 West 183rd St use?
Its 2024 site energy-use intensity was 109.1 kBtu/ft² (148.2 kBtu/ft² source) across 94,013 sq ft, including 532,582 kWh of electricity and 81,449 therms of natural gas.
What are Radiant Property Management - 123 West 183rd St's carbon emissions?
Radiant Property Management - 123 West 183rd St reported 664 tCO₂e of greenhouse-gas emissions (7.1 kgCO₂e/ft²) for 2024.
Where is Radiant Property Management - 123 West 183rd St?
Radiant Property Management - 123 West 183rd St is in New York City, New York 10453. Its coordinates are 40.86010, -73.91005 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Radiant Property Management - 123 West 183rd St and when was it built?
Radiant Property Management - 123 West 183rd St has 94,013 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 Radiant Property Management - 123 West 183rd St 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, “Radiant Property Management - 123 West 183rd St, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/radiant-property-management-123-west-183rd-st-18090b3e (data as of October 2, 2026).