Hills Plaza I - 345 Spear Street
Commercial in San Francisco, CA · 345 SPEAR ST · 94105
SF Environment Code Chapter 20 · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 88 (band A) |
| Site EUI | 51.5 kBtu/ft² |
| Source EUI | 121.7 kBtu/ft² |
| GHG emissions | 1,187 tCO₂e |
| GHG intensity | 2.8 kgCO₂e/ft² |
| Electricity | 4,830,245 kWh |
| Natural gas | 92,798 therms |
| Gross floor area | 578,104 sq ft |
| Source record | sf:3744/002-A:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 88 | +2 | 51.5 kBtu/ft² | 1,187 tCO₂e |
| 2024 | 86 | +4 | 59.8 kBtu/ft² | 1,566 tCO₂e |
| 2023 | 82 | +5 | 62.5 kBtu/ft² | 1,709 tCO₂e |
| 2022 | 77 | +3 | 60.5 kBtu/ft² | 1,631 tCO₂e |
| 2021 | 74 | 54.0 kBtu/ft² | 1,312 tCO₂e | |
| 2020 | — | 49.6 kBtu/ft² | 1,333 tCO₂e | |
| 2019 | 60 | -7 | 78.8 kBtu/ft² | 2,206 tCO₂e |
| 2018 | 67 | -12 | 68.2 kBtu/ft² | 1,916 tCO₂e |
| 2017 | 79 | -2 | 65.2 kBtu/ft² | 1,972 tCO₂e |
| 2016 | 81 | -1 | 65.3 kBtu/ft² | 2,188 tCO₂e |
| 2015 | 82 | +5 | 63.0 kBtu/ft² | 2,023 tCO₂e |
| 2014 | 77 | +4 | 68.3 kBtu/ft² | 2,165 tCO₂e |
| 2013 | 73 | -1 | 73.2 kBtu/ft² | 2,293 tCO₂e |
| 2012 | 74 | -6 | 76.3 kBtu/ft² | 2,830 tCO₂e |
| 2011 | 80 | 72.6 kBtu/ft² | 2,615 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 owner listed in the disclosure.
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Location
- Address
- 345 SPEAR ST
- City
- San Francisco
- State
- California
- ZIP
- 94105
- Coordinates
- 37.78980, -122.38976
Within ~1 km
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See also: most efficient in San Francisco · biggest emitters
Frequently asked questions
What is Hills Plaza I - 345 Spear Street's energy grade?
Hills Plaza I - 345 Spear Street scores 88 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 Hills Plaza I - 345 Spear Street use?
Its 2025 site energy-use intensity was 51.5 kBtu/ft² (121.7 kBtu/ft² source) across 578,104 sq ft, including 4,830,245 kWh of electricity and 92,798 therms of natural gas.
What are Hills Plaza I - 345 Spear Street's carbon emissions?
Hills Plaza I - 345 Spear Street reported 1,187 tCO₂e of greenhouse-gas emissions (2.8 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:3744/002-A:2025.