645 Madison Ave
Office in New York City, NY · 10022
Local Law 84 (LL84) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 80 (band B) |
| Site EUI | 49.1 kBtu/ft² |
| Source EUI | 119.1 kBtu/ft² |
| GHG emissions | 835 tCO₂e |
| GHG intensity | 4.9 kgCO₂e/ft² |
| Electricity | 1,894,533 kWh |
| Gross floor area | 172,098 sq ft |
| Source record | nyc:33927677:2023 |
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 Madison Ave
- City
- New York City
- State
- New York
- ZIP
- 10022
- Coordinates
- 40.76399, -73.97111
Within ~1 km
Nearby benchmarked buildings
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- 345 Park Ave LPscore 47
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See also: most efficient in New York City · biggest emitters
Frequently asked questions
What is 645 Madison Ave's energy grade?
645 Madison Ave scores 80 out of 100 on ENERGY STAR — band B (Above median (70–84)) — in its 2023 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 645 Madison Ave use?
Its 2023 site energy-use intensity was 49.1 kBtu/ft² (119.1 kBtu/ft² source) across 172,098 sq ft, including 1,894,533 kWh of electricity.
What are 645 Madison Ave's carbon emissions?
645 Madison Ave reported 835 tCO₂e of greenhouse-gas emissions (4.9 kgCO₂e/ft²) for 2023. 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:33927677:2023.