Top Rankings
Petaluma Joint Union High School District ranks among the top 20% of public school district in California for:
Category
Attribute
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 6 public high schools serving 3,052 students in Petaluma Joint Union High School District. This district's average high testing ranking is 8/10, which is in the top 30% of public high schools in California.
Public High Schools in Petaluma Joint Union High School District have an average math proficiency score of 30% (versus the California public high school average of 28%), and reading proficiency score of 57% (versus the 51% statewide average).
Public High School in Petaluma Joint Union High School District have a Graduation Rate of 91%, which is more than the California average of 87%.
The school with highest graduation rate is Casa Grande High School, with 95% graduation rate. Read more about public school graduation rate statistics in California or national school graduation rate statistics.
Minority enrollment is 51% of the student body (majority Hispanic), which is less than the California public high school average of 79% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
10 Schools
2,817 Schools
# Students
4,902 Students
2,139,525 Students
# Teachers
234 Teachers
100,737 Teachers
Student : Teacher Ratio
21:1
21:1
Student By Grade
District Rank
Petaluma Joint Union High School District, which is ranked #465 of all 1,925 school districts in California (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 92% has increased from 89% over five school years.
Overall District Rank
#448 out of 1941 school districts
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
38%
33%
Reading/Language Arts Test Scores (% Proficient)
58%
47%
Science Test Scores (% Proficient)
37%
29%
Graduation Rate
92%
87%
Students by Ethnicity:
Diversity Score
0.60
0.63
% American Indian
1%
1%
% Asian
3%
11%
% Hispanic
37%
56%
% Black
1%
5%
% White
52%
22%
% Hawaiian
n/a
n/a
% Two or more races
6%
5%
All Ethnic Groups
Best Petaluma Joint Union High School District Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #1 - 21. - 2.
Carpe Diem High (Continuation School)
Alternative School
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
8/
Top 30%10
199 Fair St.
Petaluma, CA 94952
(707) 778-4796
Petaluma, CA 94952
(707) 778-4796
Grades: 9-12
| 24 students
Rank: #1 - 21. - 2.
Sonoma Mountain High (Continuation School)
Alternative School
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
8/
Top 30%10
299 Casa Grande Rd.
Petaluma, CA 94954
(707) 778-4738
Petaluma, CA 94954
(707) 778-4738
Grades: 9-12
| 24 students
Rank: #33.
Valley Oaks High (Alternative)
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
540 Vallejo St.
Petaluma, CA 94952
(707) 778-4794
Petaluma, CA 94952
(707) 778-4794
Grades: 7-12
| 39 students
Rank: #44.
Casa Grande High School
(Math: 32% | Reading: 64%)
Rank:
Rank:
7/
Top 50%10
333 Casa Grande Rd.
Petaluma, CA 94954
(707) 778-4677
Petaluma, CA 94954
(707) 778-4677
Grades: 9-12
| 1,631 students
Rank: #55.
Petaluma High School
(Math: 28% | Reading: 52%)
Rank:
Rank:
7/
Top 50%10
201 Fair St.
Petaluma, CA 94952
(707) 778-4651
Petaluma, CA 94952
(707) 778-4651
Grades: 9-12
| 1,253 students
Rank: #66.
San Antonio High (Continuation School)
Alternative School
(Math: ≤10% | Reading: 20-29%)
Rank:
Rank:
2/
Bottom 50%10
500 Vallejo St.
Petaluma, CA 94952
(707) 778-4758
Petaluma, CA 94952
(707) 778-4758
Grades: 9-12
| 81 students
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