621-645 Lefferts Avenue
Multifamily Housing in New York City, NY · 11203
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 71 (band B) |
| Site EUI | 77.1 kBtu/ft² |
| Source EUI | 100.3 kBtu/ft² |
| GHG emissions | 700 tCO₂e |
| GHG intensity | 4.8 kgCO₂e/ft² |
| Electricity | 473,297 kWh |
| Natural gas | 96,724 therms |
| Gross floor area | 146,400 sq ft |
| Source record | nyc:4411935:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 71 | +5 | 77.1 kBtu/ft² | 700 tCO₂e |
| 2023 | 66 | -3 | 79.0 kBtu/ft² | 702 tCO₂e |
| 2022 | 69 | 83.5 kBtu/ft² | 699 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
- 621-645 Lefferts Avenue
- City
- New York City
- State
- New York
- ZIP
- 11203
- Coordinates
- 40.66297, -73.94097
Within ~1 km
Nearby benchmarked buildings
- Benchmarking Group - 38score 93
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- Kingsbrook Jewish Medical Center Pscore 100
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- HARRY SILVER HOUSINGscore 100
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See also: most efficient in New York City · biggest emitters
Frequently asked questions
What is 621-645 Lefferts Avenue's energy grade?
621-645 Lefferts Avenue scores 71 out of 100 on ENERGY STAR — band B (Above median (70–84)) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 621-645 Lefferts Avenue use?
Its 2024 site energy-use intensity was 77.1 kBtu/ft² (100.3 kBtu/ft² source) across 146,400 sq ft, including 473,297 kWh of electricity and 96,724 therms of natural gas.
What are 621-645 Lefferts Avenue's carbon emissions?
621-645 Lefferts Avenue reported 700 tCO₂e of greenhouse-gas emissions (4.8 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:4411935:2024.