301 Brannan Street
Office in California, CA · 301 Brannan Street, San Francisco · 94107
At a glance
301 Brannan Street is a 82,834-square-foot office building at 301 Brannan Street, San Francisco in San Francisco, California, built in 1989. In its 2024 California benchmarking disclosure it reported a site energy-use intensity of 14.3 kBtu/ft² and 76 tCO₂e of greenhouse-gas emissions.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 14.3 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 76 tCO₂e |
| GHG intensity | 0.9 kgCO₂e/ft² |
| Electricity | 245,343 kWh |
| Natural gas | 3,767 therms |
| Gross floor area | 82,834 sq ft |
| Source record | california:3017152:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 14.3 kBtu/ft² | 76 tCO₂e | |
| 2023 | — | 18.5 kBtu/ft² | 103 tCO₂e | |
| 2022 | — | 13.2 kBtu/ft² | 72 tCO₂e | |
| 2021 | 100 | 13.0 kBtu/ft² | 64 tCO₂e | |
| 2020 | — | 17.8 kBtu/ft² | 97 tCO₂e | |
| 2019 | — | 39.5 kBtu/ft² | 224 tCO₂e | |
| 2018 | 94 | 37.5 kBtu/ft² | 222 tCO₂e |
Compliance context
AB 802 (Public Resources Code §25402.10)
AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 301 Brannan Street, San Francisco
- City
- California
- State
- California
- ZIP
- 94107
- Coordinates
- 37.78138, -122.39219
Within ~1 km
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See also: most efficient in California · biggest emitters
How does 301 Brannan Street compare with other office buildings in California?
The latest disclosures cover 6,214 office buildings in California, out of 40,029 buildings citywide. Its site EUI of 14.3 kBtu/ft² is about 75% below the average of 56.4 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 0.9 kgCO₂e/ft² is about 75% below the group average of 3.6 kgCO₂e/ft².
At 82,834 sq ft, it is about half of the average floor area of 151,937 sq ft for those buildings. It was built in 1989, 4 years later than the group's average year built (1985). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has 301 Brannan Street's energy performance changed over time?
BuildingCensus holds 7 California disclosures for 301 Brannan Street, covering report years 2018–2024. Its ENERGY STAR score went from 94 in 2018 to 100 in 2021 (+6 points). Site EUI moved from 37.5 kBtu/ft² (2018) to 14.3 kBtu/ft² (2024), a 62% decrease. Reported emissions went from 222 tCO₂e to 76 tCO₂e over the same span (down 66%).
What does a site EUI of 14.3 kBtu/ft² mean?
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. 301 Brannan Street's 14.3 kBtu/ft² across 82,834 sq ft works out to about 1.2 billion Btu (347 MWh-equivalent) in 2024. The disclosure also reports 245,343 kWh of electricity and 3,767 therms of natural gas for the year.
Which law requires 301 Brannan Street to report its energy use?
301 Brannan Street reports under AB 802 (Public Resources Code §25402.10), the legal basis of California's Building Energy Benchmarking Program (statewide), which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record california:3017152:2024). AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
More office buildings in California
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- 20360 Plummer St, Chatsworth, Ca 91311· 82,806 sq ft · score 100 (A)
- 00221 Dept. Of Child, Family &Amp; Adult Svcs (Benchmarking Ref.No. 043203)· 82,780 sq ft · score 71 (B)
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- Office buildings in California· 6,214 benchmarked
- All California benchmarked buildings· AB 802 (Public Resources Code §25402.10)
- Most efficient large buildings in California
- Least efficient large buildings in California
- Biggest emitters in California
Frequently asked questions
What is 301 Brannan Street's energy grade?
301 Brannan Street did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 14.3 kBtu/ft².
How much energy does 301 Brannan Street use?
Its 2024 site energy-use intensity was 14.3 kBtu/ft² across 82,834 sq ft, including 245,343 kWh of electricity and 3,767 therms of natural gas.
What are 301 Brannan Street's carbon emissions?
301 Brannan Street reported 76 tCO₂e of greenhouse-gas emissions (0.9 kgCO₂e/ft²) for 2024.
Where is 301 Brannan Street?
301 Brannan Street is at 301 Brannan Street, San Francisco, in San Francisco, California 94107. Its coordinates are 37.78138, -122.39219 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is 301 Brannan Street and when was it built?
301 Brannan Street has 82,834 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1989 as its year built. It is classed as office.
Is 301 Brannan Street covered by AB 802 (Public Resources Code §25402.10)?
Yes — it appears in the 2024 Building Energy Benchmarking Program (statewide) disclosure, which lists the buildings reporting under AB 802 (Public Resources Code §25402.10).
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About this data
Source: Building Energy Benchmarking Program (statewide) (AB 802 (Public Resources Code §25402.10)), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “301 Brannan Street, San Francisco, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/301-brannan-street-ee8e3e0a (data as of July 9, 2026).