2505 Mariposa St
Commercial in San Francisco, CA · 2505 MARIPOSA ST · 94110
At a glance
2505 Mariposa St is a 13,399-square-foot commercial building at 2505 MARIPOSA ST in San Francisco, California, built in 1923. In its 2025 San Francisco benchmarking disclosure it reported a site energy-use intensity of 3.6 kBtu/ft² and 3 tCO₂e of greenhouse-gas emissions.
SF Environment Code Chapter 20 · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 3.6 kBtu/ft² |
| Source EUI | 10.1 kBtu/ft² |
| GHG emissions | 3 tCO₂e |
| GHG intensity | 0.2 kgCO₂e/ft² |
| Electricity | 14,175 kWh |
| Natural gas | 0 therms |
| Gross floor area | 13,399 sq ft |
| Source record | sf:4015/006:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 3.6 kBtu/ft² | 3 tCO₂e | |
| 2024 | — | 9.5 kBtu/ft² | 8 tCO₂e | |
| 2023 | — | 8.3 kBtu/ft² | 8 tCO₂e | |
| 2022 | — | 11.3 kBtu/ft² | 10 tCO₂e | |
| 2021 | — | — | — | |
| 2020 | — | — | — | |
| 2019 | — | — | — | |
| 2018 | — | — | — | |
| 2017 | — | — | — | |
| 2016 | — | — | — | |
| 2015 | — | — | — | |
| 2014 | — | — | — | |
| 2013 | 85 | 38.2 kBtu/ft² | 43 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.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 2505 MARIPOSA ST
- City
- San Francisco
- State
- California
- ZIP
- 94110
- Coordinates
- 37.76289, -122.40869
Within ~1 km
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See also: most efficient in San Francisco · biggest emitters
How does 2505 Mariposa St compare with other commercial buildings in San Francisco?
The latest disclosures cover 1,683 commercial buildings in San Francisco, out of 2,509 buildings citywide. Its site EUI of 3.6 kBtu/ft² is about 93% below the average of 49.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 0.2 kgCO₂e/ft² is about 92% below the group average of 2.7 kgCO₂e/ft².
At 13,399 sq ft, it is about 88% below the average floor area of 107,408 sq ft for those buildings. It was built in 1923, 18 years earlier than the group's average year built (1941). Across all 24 jurisdictions BuildingCensus covers, the 2,307 commercial buildings average an ENERGY STAR score of 76 and a site EUI of 51.3 kBtu/ft².
How has 2505 Mariposa St's energy performance changed over time?
BuildingCensus holds 15 San Francisco disclosures for 2505 Mariposa St, covering report years 2011–2025. Site EUI moved from 38.2 kBtu/ft² (2013) to 3.6 kBtu/ft² (2025), a 91% decrease. Reported emissions went from 43 tCO₂e to 3 tCO₂e over the same span (down 94%).
What does a site EUI of 3.6 kBtu/ft² mean?
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. 2505 Mariposa St's 3.6 kBtu/ft² across 13,399 sq ft works out to about 0 billion Btu (14 MWh-equivalent) in 2025. Its source EUI of 10.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 14,175 kWh of electricity and 0 therms of natural gas for the year.
Which law requires 2505 Mariposa St to report its energy use?
2505 Mariposa St 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:4015/006:2025). 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 2505 Mariposa St's energy grade?
2505 Mariposa St did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 3.6 kBtu/ft².
How much energy does 2505 Mariposa St use?
Its 2025 site energy-use intensity was 3.6 kBtu/ft² (10.1 kBtu/ft² source) across 13,399 sq ft, including 14,175 kWh of electricity and 0 therms of natural gas.
What are 2505 Mariposa St's carbon emissions?
2505 Mariposa St reported 3 tCO₂e of greenhouse-gas emissions (0.2 kgCO₂e/ft²) for 2025.
Where is 2505 Mariposa St?
2505 Mariposa St is at 2505 MARIPOSA ST, in San Francisco, California 94110. Its coordinates are 37.76289, -122.40869 (latitude, longitude), as published in the Existing Buildings Energy Performance Ordinance file.
How big is 2505 Mariposa St and when was it built?
2505 Mariposa St has 13,399 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1923 as its year built. It is classed as commercial.
Is 2505 Mariposa St covered by SF Environment Code Chapter 20?
Yes — it appears in the 2025 Existing Buildings Energy Performance Ordinance disclosure, which lists the buildings reporting under SF Environment Code Chapter 20.
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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, “2505 Mariposa St, San Francisco, California — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/san-francisco/2505-mariposa-st-e8c14990 (data as of October 2, 2026).