Native Sons Building
Commercial in San Francisco, CA · 414 MASON ST · 94102
SF Environment Code Chapter 20 · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 30.5 kBtu/ft² |
| Source EUI | 66.2 kBtu/ft² |
| GHG emissions | 117 tCO₂e |
| GHG intensity | 1.7 kgCO₂e/ft² |
| Electricity | 387,088 kWh |
| Natural gas | 6,360 therms |
| Gross floor area | 68,132 sq ft |
| Source record | sf:0307/008:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 30.5 kBtu/ft² | 117 tCO₂e | |
| 2024 | — | 33.6 kBtu/ft² | 141 tCO₂e | |
| 2023 | — | 34.1 kBtu/ft² | 149 tCO₂e | |
| 2022 | — | 29.7 kBtu/ft² | 128 tCO₂e | |
| 2021 | — | 20.2 kBtu/ft² | 80 tCO₂e | |
| 2020 | — | 20.7 kBtu/ft² | 86 tCO₂e | |
| 2019 | — | 40.5 kBtu/ft² | 173 tCO₂e | |
| 2018 | — | 41.7 kBtu/ft² | 181 tCO₂e | |
| 2017 | — | 40.4 kBtu/ft² | 187 tCO₂e | |
| 2016 | — | 56.1 kBtu/ft² | 288 tCO₂e | |
| 2015 | — | 56.4 kBtu/ft² | 281 tCO₂e | |
| 2014 | — | 62.4 kBtu/ft² | 311 tCO₂e | |
| 2013 | — | 65.3 kBtu/ft² | 366 tCO₂e | |
| 2012 | — | 76.3 kBtu/ft² | 375 tCO₂e | |
| 2011 | — | 77.6 kBtu/ft² | 381 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.
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Location
- Address
- 414 MASON ST
- City
- San Francisco
- State
- California
- ZIP
- 94102
- Coordinates
- 37.78757, -122.40959
Within ~1 km
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Frequently asked questions
What is Native Sons Building's energy grade?
Native Sons Building did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 30.5 kBtu/ft².
How much energy does Native Sons Building use?
Its 2025 site energy-use intensity was 30.5 kBtu/ft² (66.2 kBtu/ft² source) across 68,132 sq ft, including 387,088 kWh of electricity and 6,360 therms of natural gas.
What are Native Sons Building's carbon emissions?
Native Sons Building reported 117 tCO₂e of greenhouse-gas emissions (1.7 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:0307/008:2025.