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Old Adobe Union Schools
Old Adobe Union is a public school district in California, based in Sonoma County (Petaluma). SchoolGrade grades 5 of its schools on actual versus projected test scores; every school below has its own page.
Old Adobe Union on the map
District boundary from the NCES EDGE composite school district file. Each marker is a graded school; click it for its grade and scores.
SchoolGrade summary for Old Adobe Union
5 of 5 schools in Old Adobe Union carry a SchoolGrade. Grade distribution:
A: 1B: 2C: 1F: 1
Best schools in Old Adobe Union
Statewide rankings: all 1561 high schools in California · all 1283 middle schools in California · all 5668 elementary schools in California
The ten highest SchoolGrades in the district. Grades reward actual test performance against the projection for each school's student context, so a B in a high-poverty school can outrank an A- elsewhere on impact.
- A Sonoma Mountain Elementary (Elementary school, meets expectations)
- B La Tercera Elementary (Elementary school, doesn't meet expectations)
- B Old Adobe Elementary Charter (Elementary school, doesn't meet expectations)
- C+ Loma Vista Immersion Academy (Elementary school, doesn't meet expectations)
- F Miwok Valley Elementary Charter (Elementary school, underperforms expectations)
Every school in Old Adobe Union
Elementary and primary schools (4)
- B La Tercera Elementary, Petaluma
- F Miwok Valley Elementary Charter, Petaluma
- B Old Adobe Elementary Charter, Petaluma
- A Sonoma Mountain Elementary, Petaluma
Other schools and academies (1)
- C+ Loma Vista Immersion Academy, Petaluma
Where Old Adobe Union schools are
Cities and towns served (1)
- Petaluma (5)
About this district
- State: Best schools in California
- County: Sonoma County
- Type: regular local school district
- Setting: small city (NCES locale of the district office)
- Enrollment: 1,830 students with 81 full-time-equivalent teachers and 189 total staff FTE (NCES CCD, 2023-24)
- NCES district ID: 0628320
- Grades are the 2025-26 SchoolGrade model: each school's actual proficiency against the level projected for its student context. How SchoolGrade works
Nearby school districts
- Petaluma Joint Union High (10 schools, 7 mi)
- Sonoma Valley Unified (9 schools, 7 mi)
- Petaluma City Elementary (7 schools, 7 mi)
- Novato Unified (14 schools, 7 mi)
- Miller Creek Elementary (4 schools, 12 mi)
- San Rafael City High (3 schools, 13 mi)
- Vallejo City Unified (19 schools, 14 mi)
- Cotati-Rohnert Park Unified (12 schools, 14 mi)
Questions about Old Adobe Union
How many schools are in Old Adobe Union?
SchoolGrade grades 5 public schools in Old Adobe Union, across 1 city or town. Every one of them is listed on this page with a link to its own report.
Which cities does Old Adobe Union serve?
The largest by graded schools: Petaluma.
How good are the schools in Old Adobe Union?
Across the 5 graded schools, the average SchoolGrade is C+, with 42.4% of tested students meeting the state bar against a projected 43.2%. 20% of schools meet or exceed the expectation for their student context.
How many students attend Old Adobe Union?
1,830 students were enrolled in Old Adobe Union in the 2023-24 school year, about 22.6 students per full-time teacher (NCES Common Core of Data).
Where is Old Adobe Union?
Old Adobe Union is in California, based in Sonoma County, with its district office in Petaluma. Its boundary covers about 75.5 sq mi.