Castro Building
Commercial in San Francisco, CA · 4109 18TH ST · 94114
SF Environment Code Chapter 20 · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 17.3 kBtu/ft² |
| Source EUI | 46.1 kBtu/ft² |
| GHG emissions | 13 tCO₂e |
| GHG intensity | 1.0 kgCO₂e/ft² |
| Electricity | 63,793 kWh |
| Natural gas | 186 therms |
| Gross floor area | 13,646 sq ft |
| Source record | sf:2695/001:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 17.3 kBtu/ft² | 13 tCO₂e | |
| 2024 | — | 58.3 kBtu/ft² | 45 tCO₂e | |
| 2023 | — | 49.4 kBtu/ft² | 40 tCO₂e | |
| 2022 | — | 73.6 kBtu/ft² | 58 tCO₂e | |
| 2021 | — | 79.5 kBtu/ft² | 65 tCO₂e | |
| 2020 | — | 64.5 kBtu/ft² | 52 tCO₂e | |
| 2019 | — | 101.8 kBtu/ft² | 83 tCO₂e | |
| 2018 | — | 121.5 kBtu/ft² | 99 tCO₂e | |
| 2017 | 12 | 125.9 kBtu/ft² | 106 tCO₂e | |
| 2016 | — | 158.1 kBtu/ft² | 140 tCO₂e | |
| 2015 | — | 132.9 kBtu/ft² | 116 tCO₂e | |
| 2014 | — | 119.0 kBtu/ft² | 106 tCO₂e | |
| 2013 | — | 166.6 kBtu/ft² | 151 tCO₂e | |
| 2012 | — | — | — | |
| 2011 | — | — | — |
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.
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Location
- Address
- 4109 18TH ST
- City
- San Francisco
- State
- California
- ZIP
- 94114
- Coordinates
- 37.76068, -122.43526
Within ~1 km
Nearby benchmarked buildings
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- 351 BUENA VISTA AVEscore 100
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- Everett Middlescore 89
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- Duboce Apartmentsscore 64
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See also: most efficient in San Francisco · biggest emitters
Frequently asked questions
What is Castro Building's energy grade?
Castro Building did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 17.3 kBtu/ft².
How much energy does Castro Building use?
Its 2025 site energy-use intensity was 17.3 kBtu/ft² (46.1 kBtu/ft² source) across 13,646 sq ft, including 63,793 kWh of electricity and 186 therms of natural gas.
What are Castro Building's carbon emissions?
Castro Building reported 13 tCO₂e of greenhouse-gas emissions (1.0 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.
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Dataset updated . Source: Existing Buildings Energy Performance Ordinance disclosure, record sf:2695/001:2025.