ARE San Francisco No. 43
Commercial in San Francisco, CA · 409 ILLINOIS ST · 94158
At a glance
ARE San Francisco No. 43 is a 367,565-square-foot commercial building at 409 ILLINOIS ST in San Francisco, California, built in 2008. 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, with a site EUI of 228.7 kBtu/ft².
No energy data reported for 2025
ARE San Francisco No. 43 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: 367,565 sq ft · Built 2008
Source record sf:3940/003:2025
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | — | — | |
| 2024 | — | 228.7 kBtu/ft² | 3,494 tCO₂e | |
| 2023 | — | 246.0 kBtu/ft² | 3,887 tCO₂e | |
| 2022 | — | 247.8 kBtu/ft² | 3,860 tCO₂e | |
| 2021 | — | 257.1 kBtu/ft² | 3,762 tCO₂e | |
| 2020 | — | 250.2 kBtu/ft² | 3,858 tCO₂e | |
| 2019 | — | 251.0 kBtu/ft² | 3,880 tCO₂e | |
| 2018 | — | 256.6 kBtu/ft² | 3,799 tCO₂e | |
| 2017 | — | 270.0 kBtu/ft² | 4,149 tCO₂e | |
| 2016 | — | 273.3 kBtu/ft² | 4,515 tCO₂e | |
| 2015 | — | 268.1 kBtu/ft² | 4,281 tCO₂e | |
| 2014 | — | 269.6 kBtu/ft² | 4,287 tCO₂e | |
| 2013 | — | 279.2 kBtu/ft² | 4,557 tCO₂e | |
| 2012 | — | 265.6 kBtu/ft² | 4,424 tCO₂e | |
| 2011 | — | 272.6 kBtu/ft² | 4,527 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
- 409 ILLINOIS ST
- City
- San Francisco
- State
- California
- ZIP
- 94158
- Coordinates
- 37.76625, -122.38736
Within ~1 km
Nearby benchmarked buildings
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- Mission Bayscore —
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- The Exchangescore 95
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- Mb Rock Hall & North Campusscore —
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See also: most efficient in San Francisco · biggest emitters
How has ARE San Francisco No. 43's energy performance changed over time?
BuildingCensus holds 15 San Francisco disclosures for ARE San Francisco No. 43, covering report years 2011–2025. Site EUI moved from 272.6 kBtu/ft² (2011) to 228.7 kBtu/ft² (2024), a 16% decrease. Reported emissions went from 4,527 tCO₂e to 3,494 tCO₂e over the same span (down 23%).
Which law requires ARE San Francisco No. 43 to report its energy use?
ARE San Francisco No. 43 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:3940/003:2025). 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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Frequently asked questions
What is ARE San Francisco No. 43's energy grade?
ARE San Francisco No. 43 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 ARE San Francisco No. 43?
ARE San Francisco No. 43 is at 409 ILLINOIS ST, in San Francisco, California 94158. Its coordinates are 37.76625, -122.38736 (latitude, longitude), as published in the Existing Buildings Energy Performance Ordinance file.
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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, “ARE San Francisco No. 43, San Francisco, California — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/san-francisco/are-san-francisco-no-43-3f0c8a70 (data as of October 2, 2026).