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Petaluma Joint Union High

High school district, grades KG-12 · Sonoma County

57%of district students met the reading (ELA) standard, 2026
39%met the math standard, 2026
7schools on the map
4,704students enrolled in these schools, 2025-26
$1.06Mmedian typical home value across school ZIP codes

In spring 2026, 57% of Petaluma Joint Union High students met the reading standard and 39% met the math standard. In reading, that is 12 points above the Sonoma County average and 8 points above the California average. District reading results in 2026 were 3 points higher than in 2024. Schools in Petaluma Joint Union High are in Petaluma. District boundaries come from the California Department of Education's 2024-25 data; each school's attendance zone is set by the district.

Petaluma Accelerated Charter: 89% met reading standardDual Language Immersion Academy Charter: 31% met reading standardCasa Grande High: 64% met reading standardPetaluma High: 60% met reading standardMary Collins Charter School at Cherry Valley: 67% met reading standardPetaluma Junior High: 50% met reading standardKenilworth Junior High: 52% met reading standard
Map of Petaluma Joint Union High. Dots are schools, colored by the share of students who met the 2026 reading standard (darker is higher). Gray outlines are neighboring districts. Boundaries: California Department of Education, 2024-25.

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District test scores, 2024 to 2026

Share of Petaluma Joint Union High students who met or exceeded the standard
SubjectSpring 2024Spring 2025Spring 2026Change
Reading (ELA)54%56%57%+3 pts
Math37%40%39%+2 pts

Compared with nearby averages

Spring 2026Reading (ELA)Math
Petaluma Joint Union High57%39%
Sonoma County45%33%
California49%38%

Elementary schools

RankSchoolReading (ELA)MathTypical home value (ZIP)
1Mary Collins Charter School at Cherry Valley CharterPetaluma · Grades K-867%52%$1.06M

Middle schools

RankSchoolReading (ELA)MathTypical home value (ZIP)
1Petaluma Accelerated Charter CharterPetaluma · Grades 7-889%85%$1.06M
2Kenilworth Junior HighPetaluma · Grades 7-852%43%$829K
3Petaluma Junior HighPetaluma · Grades 7-850%34%$1.06M
4Dual Language Immersion Academy Charter CharterPetaluma · Grades 7-831%10%$829K

High schools

RankSchoolReading (ELA)MathUC admits, fall 2025Typical home value (ZIP)
1Casa Grande HighPetaluma · Grades 9-1264%27%54$829K
2Petaluma HighPetaluma · Grades 9-1260%33%60$1.06M