300 BUCHANAN ST
Mixed Residential in San Francisco, CA · 94102
At a glance
300 BUCHANAN ST is a 76,608-square-foot mixed residential building in San Francisco, California, built in 1931. It is listed in the 2025 Existing Buildings Energy Performance Ordinance disclosure without energy figures: no ENERGY STAR score, energy use or emissions were published for it that year. Its most recent reported figures are from 2024, when it scored 58 out of 100 on ENERGY STAR with a site EUI of 57.9 kBtu/ft².
No energy data reported for 2025
300 BUCHANAN ST appears in the 2025 Existing Buildings Energy Performance Ordinance disclosure, but no ENERGY STAR score, energy use or emissions were published for it — the building did not report benchmarking data for that year. Earlier reported years are in the table below.
Floor area on file: 76,608 sq ft · Built 1931
Source record sf:0851/013:2025
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | — | — | |
| 2024 | 58 | +4 | 57.9 kBtu/ft² | 206 tCO₂e |
| 2023 | 54 | -46 | 57.5 kBtu/ft² | 207 tCO₂e |
| 2022 | 100 | 25.8 kBtu/ft² | 95 tCO₂e | |
| 2021 | — | 37.3 kBtu/ft² | 132 tCO₂e | |
| 2020 | — | — | — | |
| 2019 | 85 | +3 | 42.1 kBtu/ft² | 154 tCO₂e |
| 2018 | 82 | 42.3 kBtu/ft² | 156 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.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 300 BUCHANAN ST
- City
- San Francisco
- State
- California
- ZIP
- 94102
- Coordinates
- 37.77284, -122.42697
Within ~1 km
Nearby benchmarked buildings
- One South Van Ness (Osvn)score 85
Office · 567,868 sq ft
- The Brady (br976)score 100
Multifamily · 520,191 sq ft
- The Brady (Br976)score 100
Multifamily Housing · 487,891 sq ft
- 100 VAN NESS AVEscore 92
Mixed Residential · 481,800 sq ft
- Cpmc - Dav Hospitalscore 10
Hospital (General Medical & Surgical) · 479,070 sq ft
- 49 South Van Nessscore 91
Office · 478,630 sq ft
See also: most efficient in San Francisco · biggest emitters
How has 300 BUCHANAN ST's energy performance changed over time?
BuildingCensus holds 8 San Francisco disclosures for 300 BUCHANAN ST, covering report years 2018–2025. Its ENERGY STAR score went from 82 in 2018 to 58 in 2024 (-24 points); its best year on file was 2022, at 100. Site EUI moved from 42.3 kBtu/ft² (2018) to 57.9 kBtu/ft² (2024), an 37% increase. Reported emissions went from 156 tCO₂e to 206 tCO₂e over the same span (up 32%).
Which law requires 300 BUCHANAN ST to report its energy use?
300 BUCHANAN ST reports under SF Environment Code Chapter 20, the legal basis of San Francisco's Existing Buildings Energy Performance Ordinance, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2025 disclosure (source record sf:0851/013:2025). San Francisco's ordinance requires annual benchmarking for commercial buildings over 10,000 sq ft, with administrative penalties for buildings that fail to report.
More mixed residential buildings in San Francisco
- 2133 STOCKTON ST· 76,576 sq ft · score 91 (A)
- Mariposa Gardens· 76,394 sq ft · score 100 (A)
- 18 LANSING ST· 76,374 sq ft · score 96 (A)
- 3160 21ST ST· 75,939 sq ft
- 2000 WASHINGTON ST· 75,762 sq ft · EUI 36.0 kBtu/ft²
- 4150 17TH ST· 75,576 sq ft · score 100 (A)
- Mixed Residential buildings in San Francisco· 610 benchmarked
- All San Francisco benchmarked buildings· SF Environment Code Chapter 20
- Most efficient large buildings in San Francisco
- Least efficient large buildings in San Francisco
- Biggest emitters in San Francisco
Frequently asked questions
What is 300 BUCHANAN ST's energy grade?
300 BUCHANAN ST has no grade: it did not report energy data for 2025. The 2025 Existing Buildings Energy Performance Ordinance disclosure lists the building but publishes no ENERGY STAR score, energy use or emissions for it.
Where is 300 BUCHANAN ST?
300 BUCHANAN ST is in San Francisco, California 94102. Its coordinates are 37.77284, -122.42697 (latitude, longitude), as published in the Existing Buildings Energy Performance Ordinance file.
Working with San Francisco building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
About this data
Source: Existing Buildings Energy Performance Ordinance (SF Environment Code Chapter 20), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “300 BUCHANAN ST, San Francisco, California — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/san-francisco/300-buchanan-st-908a8815 (data as of October 2, 2026).