251 Post Street
Commercial in San Francisco, CA · 251 POST ST · 94108
SF Environment Code Chapter 20 · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 99 (band A) |
| Site EUI | 11.8 kBtu/ft² |
| Source EUI | 32.9 kBtu/ft² |
| GHG emissions | 25 tCO₂e |
| GHG intensity | 0.7 kgCO₂e/ft² |
| Electricity | 127,797 kWh |
| Gross floor area | 37,088 sq ft |
| Source record | sf:0309/024:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 99 | ±0 | 11.8 kBtu/ft² | 25 tCO₂e |
| 2024 | 99 | ±0 | 12.9 kBtu/ft² | 32 tCO₂e |
| 2023 | 99 | +66 | 13.7 kBtu/ft² | 36 tCO₂e |
| 2022 | 33 | 58.0 kBtu/ft² | 147 tCO₂e | |
| 2021 | — | — | — | |
| 2020 | — | 8.7 kBtu/ft² | 27 tCO₂e | |
| 2019 | 99 | 12.7 kBtu/ft² | 42 tCO₂e | |
| 2018 | — | — | — | |
| 2017 | — | — | — | |
| 2016 | — | — | — | |
| 2015 | 99 | ±0 | 20.2 kBtu/ft² | 69 tCO₂e |
| 2014 | 99 | ±0 | 18.6 kBtu/ft² | 66 tCO₂e |
| 2013 | 99 | +20 | 17.3 kBtu/ft² | 62 tCO₂e |
| 2012 | 79 | 41.6 kBtu/ft² | 165 tCO₂e | |
| 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 owner listed in the disclosure.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 251 POST ST
- City
- San Francisco
- State
- California
- ZIP
- 94108
- Coordinates
- 37.78835, -122.40604
Within ~1 km
Nearby benchmarked buildings
- 555 Californiascore 75
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- Hilton San Francisco Union Square (Sfofh)score 89
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- Hilton San Francisco Union Square (San Franciscoofh)score —
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- 555 California Streetscore 76
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See also: most efficient in San Francisco · biggest emitters
Frequently asked questions
What is 251 Post Street's energy grade?
251 Post Street scores 99 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2025 San Francisco disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 251 Post Street use?
Its 2025 site energy-use intensity was 11.8 kBtu/ft² (32.9 kBtu/ft² source) across 37,088 sq ft, including 127,797 kWh of electricity.
What are 251 Post Street's carbon emissions?
251 Post Street reported 25 tCO₂e of greenhouse-gas emissions (0.7 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.
Dataset updated . Source: Existing Buildings Energy Performance Ordinance disclosure, record sf:0309/024:2025.