645 LEAVENWORTH ST
Mixed Residential in San Francisco, CA · 94109
At a glance
645 LEAVENWORTH ST is a 68,575-square-foot mixed residential building in San Francisco, California, built in 1913. 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 2023, when it scored 79 out of 100 on ENERGY STAR with a site EUI of 72.2 kBtu/ft².
No energy data reported for 2025
645 LEAVENWORTH 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: 68,575 sq ft · Built 1913
Source record sf:0303/001:2025
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | — | — | |
| 2024 | — | — | — | |
| 2023 | 79 | +12 | 72.2 kBtu/ft² | 275 tCO₂e |
| 2022 | 67 | 80.8 kBtu/ft² | 305 tCO₂e | |
| 2021 | — | 71.4 kBtu/ft² | 265 tCO₂e | |
| 2020 | — | 66.8 kBtu/ft² | 252 tCO₂e | |
| 2019 | 65 | +7 | 66.4 kBtu/ft² | 254 tCO₂e |
| 2018 | 58 | 72.2 kBtu/ft² | 275 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
- 645 LEAVENWORTH ST
- City
- San Francisco
- State
- California
- ZIP
- 94109
- Coordinates
- 37.78713, -122.41529
Within ~1 km
Nearby benchmarked buildings
Commercial · 1,964,250 sq ft
Hotel · 1,964,250 sq ft
Hotel · 1,964,250 sq ft
- Westin St. Francis Hotelscore 100
Commercial · 1,315,996 sq ft
- 84Sch - Westin St. Francisscore 97
Hotel · 1,248,492 sq ft
- The Westin St. Francisscore 51
Hotel · 1,183,542 sq ft
See also: most efficient in San Francisco · biggest emitters
How has 645 LEAVENWORTH ST's energy performance changed over time?
BuildingCensus holds 8 San Francisco disclosures for 645 LEAVENWORTH ST, covering report years 2018–2025. Its ENERGY STAR score went from 58 in 2018 to 79 in 2023 (+21 points). Site EUI moved from 72.2 kBtu/ft² (2018) to 72.2 kBtu/ft² (2023), an 0% increase. Reported emissions went from 275 tCO₂e to 275 tCO₂e over the same span (up 0%).
Which law requires 645 LEAVENWORTH ST to report its energy use?
645 LEAVENWORTH 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:0303/001:2025). 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
- 1960 BROADWAY· 68,470 sq ft · EUI 40.1 kBtu/ft²
- 2000 CHESTNUT ST· 68,273 sq ft
- 600 CHESTNUT ST· 68,062 sq ft · score 96 (A)
- 1530 05TH AVE· 68,044 sq ft · score 72 (B)
- 1100 POLK ST· 67,819 sq ft
- Kennedy Towers (JFK Towers)· 67,790 sq ft · score 40 (D)
- 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 645 LEAVENWORTH ST's energy grade?
645 LEAVENWORTH 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 645 LEAVENWORTH ST?
645 LEAVENWORTH ST is in San Francisco, California 94109. Its coordinates are 37.78713, -122.41529 (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, “645 LEAVENWORTH ST, San Francisco, California — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/san-francisco/645-leavenworth-st-b9572b72 (data as of October 2, 2026).