100 William
Office in New York City, NY · 100 William Street · 10038
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 70 (band B) |
| Site EUI | 79.7 kBtu/ft² |
| Source EUI | 148.1 kBtu/ft² |
| GHG emissions | 2,596 tCO₂e |
| GHG intensity | 6.9 kgCO₂e/ft² |
| Electricity | 3,611,827 kWh |
| Gross floor area | 377,120 sq ft |
| Source record | nyc:53556395:2024 |
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
- 100 William Street
- City
- New York City
- State
- New York
- ZIP
- 10038
- Coordinates
- 40.70850, -74.00748
Within ~1 km
Nearby benchmarked buildings
- 55 Waterscore 78
Office · 3,486,407 sq ft
Office · 2,542,563 sq ft
- One Liberty Plaza (149 BROADWAY)score 75
Office · 2,346,193 sq ft
- 28 Libertyscore 59
Financial Office · 2,200,000 sq ft
- 200 West Streetscore 83
Financial Office · 2,030,382 sq ft
- 120 Broadway Holdings, LLCscore 78
Office · 1,910,503 sq ft
See also: most efficient in New York City · biggest emitters
Frequently asked questions
What is 100 William's energy grade?
100 William scores 70 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 100 William use?
Its 2024 site energy-use intensity was 79.7 kBtu/ft² (148.1 kBtu/ft² source) across 377,120 sq ft, including 3,611,827 kWh of electricity.
What are 100 William's carbon emissions?
100 William reported 2,596 tCO₂e of greenhouse-gas emissions (6.9 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:53556395:2024.