Sonoma State University
College/University in California, CA · 1801 East Cotati Avenue, Rohnert Park · 94928
At a glance
Sonoma State University is a 2,166,552-square-foot college/university building at 1801 East Cotati Avenue, Rohnert Park in Rohnert Park, California, built in 1960. In its 2024 California benchmarking disclosure it reported a site energy-use intensity of 57.8 kBtu/ft² and 7,942 tCO₂e of greenhouse-gas emissions.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 57.8 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 7,942 tCO₂e |
| GHG intensity | 3.7 kgCO₂e/ft² |
| Electricity | 15,572,476 kWh |
| Natural gas | 831,334 therms |
| Gross floor area | 2,166,552 sq ft |
| Source record | california:17806285:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 57.8 kBtu/ft² | 7,942 tCO₂e | |
| 2023 | — | 65.0 kBtu/ft² | 8,689 tCO₂e | |
| 2022 | — | 59.9 kBtu/ft² | 7,861 tCO₂e | |
| 2021 | — | 50.8 kBtu/ft² | 6,796 tCO₂e |
Compliance context
AB 802 (Public Resources Code §25402.10)
AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 1801 East Cotati Avenue, Rohnert Park
- City
- California
- State
- California
- ZIP
- 94928
- Coordinates
- 38.34093, -122.67382
Within ~1 km
Nearby benchmarked buildings
No other benchmarked buildings within ~1 km.
See also: most efficient in California · biggest emitters
How does Sonoma State University compare with other college/university buildings in California?
The latest disclosures cover 497 college/university buildings in California, out of 40,029 buildings citywide. Its site EUI of 57.8 kBtu/ft² is about 27% below the average of 79.7 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 3.7 kgCO₂e/ft² is about 24% below the group average of 4.8 kgCO₂e/ft².
At 2,166,552 sq ft, it is about 280% above the average floor area of 569,516 sq ft for those buildings. It was built in 1960, 8 years earlier than the group's average year built (1969). Across all 24 jurisdictions BuildingCensus covers, the 2,113 college/university buildings average an ENERGY STAR score of 68 and a site EUI of 98.7 kBtu/ft².
How has Sonoma State University's energy performance changed over time?
BuildingCensus holds 4 California disclosures for Sonoma State University, covering report years 2021–2024. Site EUI moved from 50.8 kBtu/ft² (2021) to 57.8 kBtu/ft² (2024), an 14% increase. Reported emissions went from 6,796 tCO₂e to 7,942 tCO₂e over the same span (up 17%).
What does a site EUI of 57.8 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. Sonoma State University's 57.8 kBtu/ft² across 2,166,552 sq ft works out to about 125.2 billion Btu (36,700 MWh-equivalent) in 2024. The disclosure also reports 15,572,476 kWh of electricity and 831,334 therms of natural gas for the year.
Which law requires Sonoma State University to report its energy use?
Sonoma State University reports under AB 802 (Public Resources Code §25402.10), the legal basis of California's Building Energy Benchmarking Program (statewide), which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record california:17806285:2024). AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
More college/university buildings in California
- California State University, East Bay· 2,031,292 sq ft · EUI 49.7 kBtu/ft²
- Humboldt State University· 2,020,351 sq ft · EUI 72.9 kBtu/ft²
- Mt San Antonio College· 1,986,507 sq ft · EUI 62.8 kBtu/ft²
- California State University, San Marcos· 1,586,697 sq ft · EUI 68.4 kBtu/ft²
- California State University, Monterey Bay· 1,564,346 sq ft · EUI 51.5 kBtu/ft²
- College Of San Mateo· 1,517,397 sq ft · EUI 49.4 kBtu/ft²
- College/University buildings in California· 497 benchmarked
- All California benchmarked buildings· AB 802 (Public Resources Code §25402.10)
- Most efficient large buildings in California
- Least efficient large buildings in California
- Biggest emitters in California
Frequently asked questions
What is Sonoma State University's energy grade?
Sonoma State University did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 57.8 kBtu/ft².
How much energy does Sonoma State University use?
Its 2024 site energy-use intensity was 57.8 kBtu/ft² across 2,166,552 sq ft, including 15,572,476 kWh of electricity and 831,334 therms of natural gas.
What are Sonoma State University's carbon emissions?
Sonoma State University reported 7,942 tCO₂e of greenhouse-gas emissions (3.7 kgCO₂e/ft²) for 2024.
Where is Sonoma State University?
Sonoma State University is at 1801 East Cotati Avenue, Rohnert Park, in Rohnert Park, California 94928. Its coordinates are 38.34093, -122.67382 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is Sonoma State University and when was it built?
Sonoma State University has 2,166,552 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1960 as its year built. It is classed as college/university.
Is Sonoma State University covered by AB 802 (Public Resources Code §25402.10)?
Yes — it appears in the 2024 Building Energy Benchmarking Program (statewide) disclosure, which lists the buildings reporting under AB 802 (Public Resources Code §25402.10).
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About this data
Source: Building Energy Benchmarking Program (statewide) (AB 802 (Public Resources Code §25402.10)), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Sonoma State University, Rohnert Park, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/sonoma-state-university-9fcbccf9 (data as of July 9, 2026).