45 Fremont
Commercial in San Francisco, CA · 45 FREMONT ST · 94105
SF Environment Code Chapter 20 · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 88 (band A) |
| Site EUI | 31.3 kBtu/ft² |
| Source EUI | 60.2 kBtu/ft² |
| GHG emissions | 1,194 tCO₂e |
| GHG intensity | 1.7 kgCO₂e/ft² |
| Electricity | 3,165,867 kWh |
| Natural gas | 108,511 therms |
| Gross floor area | 691,436 sq ft |
| Source record | sf:3710/019:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 88 | -4 | 31.3 kBtu/ft² | 1,194 tCO₂e |
| 2024 | 92 | +2 | 30.8 kBtu/ft² | 1,280 tCO₂e |
| 2023 | 90 | +1 | 36.4 kBtu/ft² | 1,546 tCO₂e |
| 2022 | 89 | 37.5 kBtu/ft² | 1,579 tCO₂e | |
| 2021 | — | 41.0 kBtu/ft² | 1,619 tCO₂e | |
| 2020 | — | 41.5 kBtu/ft² | 1,738 tCO₂e | |
| 2019 | 93 | +5 | 45.1 kBtu/ft² | 1,984 tCO₂e |
| 2018 | 88 | -3 | 48.1 kBtu/ft² | 2,145 tCO₂e |
| 2017 | 91 | +2 | 57.0 kBtu/ft² | 2,738 tCO₂e |
| 2016 | 89 | +2 | 61.4 kBtu/ft² | 3,303 tCO₂e |
| 2015 | 87 | -2 | 70.1 kBtu/ft² | 3,108 tCO₂e |
| 2014 | 89 | +2 | 58.2 kBtu/ft² | 2,557 tCO₂e |
| 2013 | 87 | +3 | 63.1 kBtu/ft² | 2,926 tCO₂e |
| 2012 | 84 | -3 | 66.9 kBtu/ft² | 3,174 tCO₂e |
| 2011 | 87 | 63.2 kBtu/ft² | 2,987 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
- 45 FREMONT ST
- City
- San Francisco
- State
- California
- ZIP
- 94105
- Coordinates
- 37.79124, -122.39713
Within ~1 km
Nearby benchmarked buildings
- 555 Californiascore 75
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- One Market Plazascore 80
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- 555 California Streetscore 76
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- 500 BATTERY STscore —
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See also: most efficient in San Francisco · biggest emitters
Frequently asked questions
What is 45 Fremont's energy grade?
45 Fremont scores 88 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 45 Fremont use?
Its 2025 site energy-use intensity was 31.3 kBtu/ft² (60.2 kBtu/ft² source) across 691,436 sq ft, including 3,165,867 kWh of electricity and 108,511 therms of natural gas.
What are 45 Fremont's carbon emissions?
45 Fremont reported 1,194 tCO₂e of greenhouse-gas emissions (1.7 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:3710/019:2025.