Rudd: 420 West 23 Street
Multifamily Housing in New York City, NY · 420 west 23 street · 10011
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 6 (band D) |
| Site EUI | 93.0 kBtu/ft² |
| Source EUI | 167.2 kBtu/ft² |
| GHG emissions | 328 tCO₂e |
| GHG intensity | 7.4 kgCO₂e/ft² |
| Electricity | 516,205 kWh |
| Natural gas | 23,545 therms |
| Water use | 1,180 kgal |
| Gross floor area | 44,272 sq ft |
| Source record | nyc:12771985:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 6 | ±0 | 93.0 kBtu/ft² | 328 tCO₂e |
| 2023 | 6 | -1 | 89.7 kBtu/ft² | 313 tCO₂e |
| 2022 | 7 | 97.3 kBtu/ft² | 286 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
- 420 west 23 street
- City
- New York City
- State
- New York
- ZIP
- 10011
- Coordinates
- 40.74684, -74.00216
Within ~1 km
Nearby benchmarked buildings
- Hudson Yards Cogen Campusscore —
Other · 7,739,076 sq ft
- Manhattan Westscore —
Other · 4,153,954 sq ft
- 20-30 Hudson Yardsscore —
Office · 3,810,623 sq ft
- Penn Southscore 95
Multifamily Housing · 3,391,963 sq ft
- 50 Hudson Yardsscore 76
Office · 2,944,455 sq ft
- The Spiral - 66 Hudson Boulevardscore 82
Office · 2,830,000 sq ft
See also: most efficient in New York City · biggest emitters
Frequently asked questions
What is Rudd: 420 West 23 Street's energy grade?
Rudd: 420 West 23 Street scores 6 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 Rudd: 420 West 23 Street use?
Its 2024 site energy-use intensity was 93.0 kBtu/ft² (167.2 kBtu/ft² source) across 44,272 sq ft, including 516,205 kWh of electricity and 23,545 therms of natural gas.
What are Rudd: 420 West 23 Street's carbon emissions?
Rudd: 420 West 23 Street reported 328 tCO₂e of greenhouse-gas emissions (7.4 kgCO₂e/ft²) for 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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Dataset updated . Source: Energy and Water Data Disclosure disclosure, record nyc:12771985:2024.