350 Sansome
Commercial in San Francisco, CA · 350 SANSOME ST · 94104
SF Environment Code Chapter 20 · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 17.7 kBtu/ft² |
| Source EUI | 49.6 kBtu/ft² |
| GHG emissions | 117 tCO₂e |
| GHG intensity | 1.0 kgCO₂e/ft² |
| Electricity | 602,176 kWh |
| Natural gas | 0 therms |
| Gross floor area | 116,050 sq ft |
| Source record | sf:0238/006:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 17.7 kBtu/ft² | 117 tCO₂e | |
| 2024 | — | 21.2 kBtu/ft² | 163 tCO₂e | |
| 2023 | — | 21.0 kBtu/ft² | 173 tCO₂e | |
| 2022 | — | 25.1 kBtu/ft² | 200 tCO₂e | |
| 2021 | — | 24.0 kBtu/ft² | 168 tCO₂e | |
| 2020 | — | 44.6 kBtu/ft² | 317 tCO₂e | |
| 2019 | — | 56.4 kBtu/ft² | 419 tCO₂e | |
| 2018 | — | 55.6 kBtu/ft² | 417 tCO₂e | |
| 2017 | — | 54.0 kBtu/ft² | 425 tCO₂e | |
| 2016 | — | 56.1 kBtu/ft² | 484 tCO₂e | |
| 2015 | — | 53.9 kBtu/ft² | 446 tCO₂e | |
| 2014 | — | 63.6 kBtu/ft² | 506 tCO₂e | |
| 2013 | — | 74.8 kBtu/ft² | 581 tCO₂e | |
| 2012 | 76 | -2 | 70.2 kBtu/ft² | 604 tCO₂e |
| 2011 | 78 | 64.3 kBtu/ft² | 546 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 owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 350 SANSOME ST
- City
- San Francisco
- State
- California
- ZIP
- 94104
- Coordinates
- 37.79378, -122.40100
Within ~1 km
Nearby benchmarked buildings
- 555 Californiascore 75
Commercial · 1,968,807 sq ft
- PGE-GO Complexscore —
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- One Market Plazascore 80
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- One Market Plazascore 79
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- 555 California Streetscore 76
Office · 1,810,397 sq ft
- 500 BATTERY STscore —
Mixed Residential · 1,779,579 sq ft
See also: most efficient in San Francisco · biggest emitters
Frequently asked questions
What is 350 Sansome's energy grade?
350 Sansome did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 17.7 kBtu/ft².
How much energy does 350 Sansome use?
Its 2025 site energy-use intensity was 17.7 kBtu/ft² (49.6 kBtu/ft² source) across 116,050 sq ft, including 602,176 kWh of electricity and 0 therms of natural gas.
What are 350 Sansome's carbon emissions?
350 Sansome reported 117 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.
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Dataset updated . Source: Existing Buildings Energy Performance Ordinance disclosure, record sf:0238/006:2025.