Skyway Development Group:21 WEST 21 STREET
Office in New York City, NY · 21 WEST 21 STREET · 10010
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 91 (band A) |
| Site EUI | 56.5 kBtu/ft² |
| Source EUI | 88.7 kBtu/ft² |
| GHG emissions | 458 tCO₂e |
| GHG intensity | 4.0 kgCO₂e/ft² |
| Electricity | 557,670 kWh |
| Natural gas | 44,960 therms |
| Gross floor area | 113,284 sq ft |
| Source record | nyc:58907493:2024 |
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 owner listed in the disclosure.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 21 WEST 21 STREET
- City
- New York City
- State
- New York
- ZIP
- 10010
- Coordinates
- 40.74067, -73.99146
Within ~1 km
Nearby benchmarked buildings
- Penn Southscore 95
Multifamily Housing · 3,391,963 sq ft
- ESRT - Empire State Buildingscore 78
Office · 2,852,257 sq ft
- 11 Madison Avenuescore 77
Office · 2,228,574 sq ft
- 51 Madisonscore 79
Office · 1,485,386 sq ft
- One Madison Avenuescore —
Office · 1,339,997 sq ft
- ConEd Irving Placescore 55
Office · 1,255,204 sq ft
See also: most efficient in New York City · biggest emitters
Frequently asked questions
What is Skyway Development Group:21 WEST 21 STREET's energy grade?
Skyway Development Group:21 WEST 21 STREET scores 91 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Skyway Development Group:21 WEST 21 STREET use?
Its 2024 site energy-use intensity was 56.5 kBtu/ft² (88.7 kBtu/ft² source) across 113,284 sq ft, including 557,670 kWh of electricity and 44,960 therms of natural gas.
What are Skyway Development Group:21 WEST 21 STREET's carbon emissions?
Skyway Development Group:21 WEST 21 STREET reported 458 tCO₂e of greenhouse-gas emissions (4.0 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.
Dataset updated . Source: Energy and Water Data Disclosure disclosure, record nyc:58907493:2024.