309 West 109th Street
Multifamily Housing in New York City, NY · 10025
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 87 (band A) |
| Site EUI | 95.7 kBtu/ft² |
| Source EUI | 123.4 kBtu/ft² |
| GHG emissions | 242 tCO₂e |
| GHG intensity | 7.7 kgCO₂e/ft² |
| Electricity | 138,304 kWh |
| Natural gas | 902 therms |
| Water use | 3,102 kgal |
| Gross floor area | 31,670 sq ft |
| Source record | nyc:24896814:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 87 | +2 | 95.7 kBtu/ft² | 242 tCO₂e |
| 2023 | 85 | +5 | 98.8 kBtu/ft² | 246 tCO₂e |
| 2022 | 80 | 108.6 kBtu/ft² | 260 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
- 309 West 109th Street
- City
- New York City
- State
- New York
- ZIP
- 10025
- Coordinates
- 40.80383, -73.96773
Within ~1 km
Nearby benchmarked buildings
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- 10178-475 Riverside Drivescore 78
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See also: most efficient in New York City · biggest emitters
Frequently asked questions
What is 309 West 109th Street's energy grade?
309 West 109th Street scores 87 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 309 West 109th Street use?
Its 2024 site energy-use intensity was 95.7 kBtu/ft² (123.4 kBtu/ft² source) across 31,670 sq ft, including 138,304 kWh of electricity and 902 therms of natural gas.
What are 309 West 109th Street's carbon emissions?
309 West 109th Street reported 242 tCO₂e of greenhouse-gas emissions (7.7 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:24896814:2024.