1750 Connecticut LLC
Commercial in San Francisco, CA · 1350 17th St · 94107
At a glance
1750 Connecticut LLC is a 19,550-square-foot commercial building at 1350 17th St in San Francisco, California, built in 1979. In its 2025 San Francisco benchmarking disclosure it reported a site energy-use intensity of 38.4 kBtu/ft² and 40 tCO₂e of greenhouse-gas emissions.
SF Environment Code Chapter 20 · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 38.4 kBtu/ft² |
| Source EUI | 70.0 kBtu/ft² |
| GHG emissions | 40 tCO₂e |
| GHG intensity | 2.1 kgCO₂e/ft² |
| Electricity | 93,307 kWh |
| Natural gas | 4,035 therms |
| Gross floor area | 19,550 sq ft |
| Source record | sf:3951/006:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 38.4 kBtu/ft² | 40 tCO₂e | |
| 2024 | — | 58.4 kBtu/ft² | 66 tCO₂e | |
| 2023 | — | 39.7 kBtu/ft² | 45 tCO₂e | |
| 2022 | — | 69.4 kBtu/ft² | 73 tCO₂e | |
| 2021 | — | 46.3 kBtu/ft² | 47 tCO₂e | |
| 2020 | — | 36.3 kBtu/ft² | 40 tCO₂e | |
| 2019 | — | — | — | |
| 2018 | 81 | 45.3 kBtu/ft² | 53 tCO₂e | |
| 2017 | — | — | — | |
| 2016 | — | — | — | |
| 2015 | — | — | — | |
| 2014 | — | — | — | |
| 2013 | — | — | — | |
| 2012 | — | — | — |
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
- 1350 17th St
- City
- San Francisco
- State
- California
- ZIP
- 94107
- Coordinates
- 37.76545, -122.39746
Within ~1 km
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See also: most efficient in San Francisco · biggest emitters
How does 1750 Connecticut LLC 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 38.4 kBtu/ft² is about 22% 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 2.1 kgCO₂e/ft² is about 22% below the group average of 2.7 kgCO₂e/ft².
At 19,550 sq ft, it is about 82% below the average floor area of 107,408 sq ft for those buildings. It was built in 1979, 38 years later 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 1750 Connecticut LLC's energy performance changed over time?
BuildingCensus holds 14 San Francisco disclosures for 1750 Connecticut LLC, covering report years 2012–2025. Site EUI moved from 45.3 kBtu/ft² (2018) to 38.4 kBtu/ft² (2025), a 15% decrease. Reported emissions went from 53 tCO₂e to 40 tCO₂e over the same span (down 25%).
What does a site EUI of 38.4 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. 1750 Connecticut LLC's 38.4 kBtu/ft² across 19,550 sq ft works out to about 0.8 billion Btu (220 MWh-equivalent) in 2025. Its source EUI of 70.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 93,307 kWh of electricity and 4,035 therms of natural gas for the year.
Which law requires 1750 Connecticut LLC to report its energy use?
1750 Connecticut LLC 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:3951/006:2025). San Francisco's ordinance requires annual benchmarking for commercial buildings over 10,000 sq ft, with administrative penalties for buildings that fail to report.
More commercial buildings in San Francisco
- 414 Brannan Street· 19,548 sq ft · score 27 (D)
- 230 8TH ST· 19,520 sq ft · EUI 4.0 kBtu/ft²
- 303 Sacramento Street· 19,516 sq ft · EUI 325.4 kBtu/ft²
- YMCA Richmond· 19,500 sq ft · EUI 26.4 kBtu/ft²
- 425 BRANNAN ST· 19,500 sq ft · EUI 15.0 kBtu/ft²
- 1700 Post (Japan Center)· 19,500 sq ft · EUI 88.0 kBtu/ft²
- Commercial buildings in San Francisco· 1,683 benchmarked
- All San Francisco benchmarked buildings· SF Environment Code Chapter 20
- Most efficient large buildings in San Francisco
- Least efficient large buildings in San Francisco
- Biggest emitters in San Francisco
Frequently asked questions
What is 1750 Connecticut LLC's energy grade?
1750 Connecticut LLC did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 38.4 kBtu/ft².
How much energy does 1750 Connecticut LLC use?
Its 2025 site energy-use intensity was 38.4 kBtu/ft² (70.0 kBtu/ft² source) across 19,550 sq ft, including 93,307 kWh of electricity and 4,035 therms of natural gas.
What are 1750 Connecticut LLC's carbon emissions?
1750 Connecticut LLC reported 40 tCO₂e of greenhouse-gas emissions (2.1 kgCO₂e/ft²) for 2025.
Where is 1750 Connecticut LLC?
1750 Connecticut LLC is at 1350 17th St, in San Francisco, California 94107. Its coordinates are 37.76545, -122.39746 (latitude, longitude), as published in the Existing Buildings Energy Performance Ordinance file.
How big is 1750 Connecticut LLC and when was it built?
1750 Connecticut LLC has 19,550 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1979 as its year built. It is classed as commercial.
Is 1750 Connecticut LLC 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, “1750 Connecticut LLC, San Francisco, California — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/san-francisco/1750-connecticut-llc-f7ac29ad (data as of October 2, 2026).