Cornerstone: 450 W 31st St
Office in New York City, NY · 450 W 31st St · 10001
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 92 (band A) |
| Site EUI | 39.8 kBtu/ft² |
| Source EUI | 86.0 kBtu/ft² |
| GHG emissions | 442 tCO₂e |
| GHG intensity | 3.7 kgCO₂e/ft² |
| Electricity | 889,762 kWh |
| Natural gas | 17,382 therms |
| Gross floor area | 119,996 sq ft |
| Source record | nyc:14909934:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 92 | ±0 | 39.8 kBtu/ft² | 442 tCO₂e |
| 2023 | 92 | ±0 | 35.0 kBtu/ft² | 405 tCO₂e |
| 2022 | 92 | 42.8 kBtu/ft² | 365 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 owner listed in the disclosure.
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Location
- Address
- 450 W 31st St
- City
- New York City
- State
- New York
- ZIP
- 10001
- Coordinates
- 40.75236, -73.99979
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 Cornerstone: 450 W 31st St's energy grade?
Cornerstone: 450 W 31st St scores 92 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 Cornerstone: 450 W 31st St use?
Its 2024 site energy-use intensity was 39.8 kBtu/ft² (86.0 kBtu/ft² source) across 119,996 sq ft, including 889,762 kWh of electricity and 17,382 therms of natural gas.
What are Cornerstone: 450 W 31st St's carbon emissions?
Cornerstone: 450 W 31st St reported 442 tCO₂e of greenhouse-gas emissions (3.7 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:14909934:2024.