523 West 121st Street
Multifamily Housing in New York City, NY · 10027
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 86 (band A) |
| Site EUI | 63.0 kBtu/ft² |
| Source EUI | 86.6 kBtu/ft² |
| GHG emissions | 117 tCO₂e |
| GHG intensity | 4.1 kgCO₂e/ft² |
| Electricity | 98,334 kWh |
| Natural gas | 14,696 therms |
| Water use | 1,133 kgal |
| Gross floor area | 28,668 sq ft |
| Source record | nyc:33200273:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 86 | ±0 | 63.0 kBtu/ft² | 117 tCO₂e |
| 2023 | 86 | 65.0 kBtu/ft² | 115 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
- 523 West 121st Street
- City
- New York City
- State
- New York
- ZIP
- 10027
- Coordinates
- 40.81072, -73.96038
Within ~1 km
Nearby benchmarked buildings
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- Manhattanville Campusscore —
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- Morningside Campus Parentscore —
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See also: most efficient in New York City · biggest emitters
Frequently asked questions
What is 523 West 121st Street's energy grade?
523 West 121st Street scores 86 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 523 West 121st Street use?
Its 2024 site energy-use intensity was 63.0 kBtu/ft² (86.6 kBtu/ft² source) across 28,668 sq ft, including 98,334 kWh of electricity and 14,696 therms of natural gas.
What are 523 West 121st Street's carbon emissions?
523 West 121st Street reported 117 tCO₂e of greenhouse-gas emissions (4.1 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:33200273:2024.