1090 Sansome
Commercial in San Francisco, CA · 1090 SANSOME ST · 94111
SF Environment Code Chapter 20 · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 90 (band A) |
| Site EUI | 28.3 kBtu/ft² |
| Source EUI | 76.9 kBtu/ft² |
| GHG emissions | 102 tCO₂e |
| GHG intensity | 1.6 kgCO₂e/ft² |
| Electricity | 499,293 kWh |
| Natural gas | 904 therms |
| Gross floor area | 63,288 sq ft |
| Source record | sf:0135/009:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 90 | -2 | 28.3 kBtu/ft² | 102 tCO₂e |
| 2024 | 92 | +11 | 28.0 kBtu/ft² | 116 tCO₂e |
| 2023 | 81 | -2 | 30.6 kBtu/ft² | 127 tCO₂e |
| 2022 | 83 | 29.5 kBtu/ft² | 118 tCO₂e | |
| 2021 | — | 20.5 kBtu/ft² | 82 tCO₂e | |
| 2020 | — | 22.0 kBtu/ft² | 85 tCO₂e | |
| 2019 | — | — | — | |
| 2018 | — | — | — | |
| 2017 | — | — | — | |
| 2016 | — | — | — | |
| 2015 | — | — | — | |
| 2014 | — | — | — | |
| 2013 | — | 20.5 kBtu/ft² | 105 tCO₂e | |
| 2012 | — | 22.4 kBtu/ft² | 121 tCO₂e | |
| 2011 | — | 21.5 kBtu/ft² | 115 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.
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Location
- Address
- 1090 SANSOME ST
- City
- San Francisco
- State
- California
- ZIP
- 94111
- Coordinates
- 37.80012, -122.40220
Within ~1 km
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See also: most efficient in San Francisco · biggest emitters
Frequently asked questions
What is 1090 Sansome's energy grade?
1090 Sansome scores 90 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 1090 Sansome use?
Its 2025 site energy-use intensity was 28.3 kBtu/ft² (76.9 kBtu/ft² source) across 63,288 sq ft, including 499,293 kWh of electricity and 904 therms of natural gas.
What are 1090 Sansome's carbon emissions?
1090 Sansome reported 102 tCO₂e of greenhouse-gas emissions (1.6 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:0135/009:2025.