227 Bay Street
Multifamily in San Francisco, CA · 227 BAY ST · 94133
SF Environment Code Chapter 20 · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 92 (band A) |
| Site EUI | 17.5 kBtu/ft² |
| Source EUI | 40.4 kBtu/ft² |
| GHG emissions | 54 tCO₂e |
| GHG intensity | 1.0 kgCO₂e/ft² |
| Electricity | 204,296 kWh |
| Natural gas | 2,676 therms |
| Gross floor area | 55,233 sq ft |
| Source record | sf:0040/018:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 92 | +2 | 17.5 kBtu/ft² | 54 tCO₂e |
| 2024 | 90 | +9 | 18.3 kBtu/ft² | 63 tCO₂e |
| 2023 | 81 | -7 | 22.5 kBtu/ft² | 74 tCO₂e |
| 2022 | 88 | 20.7 kBtu/ft² | 67 tCO₂e | |
| 2021 | — | 23.2 kBtu/ft² | 68 tCO₂e | |
| 2020 | — | 20.9 kBtu/ft² | 66 tCO₂e | |
| 2019 | 87 | ±0 | 20.6 kBtu/ft² | 64 tCO₂e |
| 2018 | 87 | 20.6 kBtu/ft² | 68 tCO₂e |
Compliance context
SF Environment Code Chapter 20
San Francisco's ordinance requires annual benchmarking for commercial buildings over 10,000 sq ft, with administrative penalties for buildings that fail to report.
Ownership
No owner listed in the disclosure.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 227 BAY ST
- City
- San Francisco
- State
- California
- ZIP
- 94133
- Coordinates
- 37.80562, -122.41130
Within ~1 km
Nearby benchmarked buildings
- 101 LOMBARD ST / 1425 SANSOME STscore 97
Mixed Residential · 470,714 sq ft
- 211 BEACH STscore 98
Commercial · 405,000 sq ft
- 260 BAY STscore 100
Mixed Residential · 398,046 sq ft
- 999 Green Streetscore 94
Multifamily Housing · 381,255 sq ft
- 999 GREEN STscore —
Mixed Residential · 381,255 sq ft
- 160 BAY STscore 100
Mixed Residential · 373,369 sq ft
See also: most efficient in San Francisco · biggest emitters
Frequently asked questions
What is 227 Bay Street's energy grade?
227 Bay Street scores 92 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2025 San Francisco disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 227 Bay Street use?
Its 2025 site energy-use intensity was 17.5 kBtu/ft² (40.4 kBtu/ft² source) across 55,233 sq ft, including 204,296 kWh of electricity and 2,676 therms of natural gas.
What are 227 Bay Street's carbon emissions?
227 Bay Street reported 54 tCO₂e of greenhouse-gas emissions (1.0 kgCO₂e/ft²) for 2025. San Francisco's ordinance requires annual benchmarking for commercial buildings over 10,000 sq ft, with administrative penalties for buildings that fail to report.
Dataset updated . Source: Existing Buildings Energy Performance Ordinance disclosure, record sf:0040/018:2025.