645 Prospect
Multifamily Housing in New York City, NY · 645 Prospect Ave · 10455
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 44 (band D) |
| Site EUI | 75.5 kBtu/ft² |
| Source EUI | 110.2 kBtu/ft² |
| GHG emissions | 575 tCO₂e |
| GHG intensity | 5.1 kgCO₂e/ft² |
| Electricity | 583,998 kWh |
| Natural gas | 65,012 therms |
| Water use | 9,547 kgal |
| Gross floor area | 112,536 sq ft |
| Source record | nyc:18100486:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 44 | +4 | 75.5 kBtu/ft² | 575 tCO₂e |
| 2023 | 40 | ±0 | 75.2 kBtu/ft² | 561 tCO₂e |
| 2022 | 40 | 81.7 kBtu/ft² | 554 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
- 645 Prospect Ave
- City
- New York City
- State
- New York
- ZIP
- 10455
- Coordinates
- 40.81478, -73.90359
Within ~1 km
Nearby benchmarked buildings
- 980 East 149th Streetscore —
Non-Refrigerated Warehouse · 986,360 sq ft
- SAINT MARYS PARKscore 5
Multifamily Housing · 962,460 sq ft
- ADAMSscore 6
Multifamily Housing · 906,500 sq ft
- ADAMS - Bldgs 1-4score —
Multifamily Housing · 906,500 sq ft
Multifamily Housing · 684,900 sq ft
- MOOREscore 8
Multifamily Housing · 448,280 sq ft
See also: most efficient in New York City · biggest emitters
Frequently asked questions
What is 645 Prospect's energy grade?
645 Prospect scores 44 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 645 Prospect use?
Its 2024 site energy-use intensity was 75.5 kBtu/ft² (110.2 kBtu/ft² source) across 112,536 sq ft, including 583,998 kWh of electricity and 65,012 therms of natural gas.
What are 645 Prospect's carbon emissions?
645 Prospect reported 575 tCO₂e of greenhouse-gas emissions (5.1 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:18100486:2024.