405 East 51st Street
Multifamily Housing in New York City, NY · 10022
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 100 (band A) |
| Site EUI | 0.4 kBtu/ft² |
| Source EUI | 1.1 kBtu/ft² |
| GHG emissions | 2 tCO₂e |
| GHG intensity | 0.1 kgCO₂e/ft² |
| Electricity | 4,570 kWh |
| Natural gas | 0 therms |
| Gross floor area | 38,720 sq ft |
| Source record | nyc:25178284:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 100 | +1 | 0.4 kBtu/ft² | 2 tCO₂e |
| 2023 | 99 | +51 | 33.0 kBtu/ft² | 82 tCO₂e |
| 2022 | 48 | 79.3 kBtu/ft² | 182 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.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 405 East 51st Street
- City
- New York City
- State
- New York
- ZIP
- 10022
- Coordinates
- 40.75438, -73.96538
Within ~1 km
Nearby benchmarked buildings
- 345 Park Ave LPscore 47
Office · 1,783,232 sq ft
Office · 1,682,110 sq ft
- 399 Park Avenuescore 69
Office · 1,671,941 sq ft
- 919 Third Avenuescore —
Other - Technology/Science · 1,433,078 sq ft
- CHILD - 919 3 AVENUEscore —
Other - Technology/Science · 1,424,082 sq ft
Mixed Use Property · 1,402,032 sq ft
See also: most efficient in New York City · biggest emitters
Frequently asked questions
What is 405 East 51st Street's energy grade?
405 East 51st Street scores 100 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 405 East 51st Street use?
Its 2024 site energy-use intensity was 0.4 kBtu/ft² (1.1 kBtu/ft² source) across 38,720 sq ft, including 4,570 kWh of electricity and 0 therms of natural gas.
What are 405 East 51st Street's carbon emissions?
405 East 51st Street reported 2 tCO₂e of greenhouse-gas emissions (0.1 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:25178284:2024.