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 10 public schools serving 4,902 students in Petaluma Joint Union High School District. This district's average testing ranking is 8/10, which is in the top 30% of public schools in California.
Public Schools in Petaluma Joint Union High School District have an average math proficiency score of 39% (versus the California public school average of 33%), and reading proficiency score of 58% (versus the 47% statewide average).
Minority enrollment is 48% of the student body (majority Hispanic), which is less than the California public school average of 80% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
10 Schools
10,369 Schools
# Students
4,902 Students
5,826,838 Students
# Teachers
234 Teachers
268,018 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%
12%
% Hispanic
37%
56%
% Black
1%
5%
% White
52%
20%
% Hawaiian
n/a
n/a
% Two or more races
6%
6%
All Ethnic Groups
Best Petaluma Joint Union High School District Public Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Petaluma Accelerated Charter
Charter School
(Math: ≥95% | Reading: 90-94%)
Rank:
Rank:
10/
Top 1%10
110 Ellis St.
Petaluma, CA 94952
(707) 778-4750
Petaluma, CA 94952
(707) 778-4750
Grades: 7-8
| 116 students
Rank: #2 - 32. - 3.
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: #2 - 32. - 3.
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: #44.
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: #55.
Mary Collins Charter School At Cherry Valley
Charter School
(Math: 40% | Reading: 57%)
Rank:
Rank:
8/
Top 30%10
1001 Cherry St.
Petaluma, CA 94952
(707) 778-4740
Petaluma, CA 94952
(707) 778-4740
Grades: K-8
| 482 students
Rank: #66.
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: #77.
Kenilworth Junior High School
(Math: 40% | Reading: 56%)
Rank:
Rank:
7/
Top 50%10
800 Riesling Rd.
Petaluma, CA 94954
(707) 778-4710
Petaluma, CA 94954
(707) 778-4710
Grades: 7-8
| 824 students
Rank: #88.
Petaluma Junior High School
(Math: 35% | Reading: 56%)
Rank:
Rank:
7/
Top 50%10
700 Bantam Way
Petaluma, CA 94952
(707) 778-4724
Petaluma, CA 94952
(707) 778-4724
Grades: 7-8
| 428 students
Rank: #99.
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: #1010.
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
Frequently Asked Questions
How many schools belong to Petaluma Joint Union High School District?
Petaluma Joint Union High School District manages 10 public schools serving 4,902 students.
What is the rank of Petaluma Joint Union High School District?
Petaluma Joint Union High School District is ranked #465 out of 1,925 school districts in California (top 30%) based off of combined math and reading proficiency testing data for the 2021-2022 school year. This district ranks in the top 20% of California school districts for: Largest student body (number of students) (Top 1%)
What is the racial composition of students in Petaluma Joint Union High School District?
52% of Petaluma Joint Union High School District students are White, 37% of students are Hispanic, 6% of students are Two or more races, 3% of students are Asian, 1% of students are American Indian, and 1% of students are Black.
What is the student/teacher ratio of Petaluma Joint Union High School District?
Petaluma Joint Union High School District has a student/teacher ratio of 21:1, which is lower than the California state average of 22:1.
Recent Articles
Segregation in K-12 Education: Colonial Era
Explore the origins of educational segregation during the colonial era and the differential treatment of Native American, African American, and white students. This article delves into the historical context, policies, and societal attitudes that shaped early education in colonial America, highlighting the disparities and injustices that persisted within the schooling systems of that time.
2011 Classroom Size Update: Are Classes Still Growing Larger?
Since the recession, public school classrooms have seen major budget cuts - and many increases in class sizes. How is the situation in 2011? Read this article to find out.
Will Single Sex Classrooms Save Public Schools?
Learn about the benefits of single sex classrooms and why public schools are hoping this type of classroom will save the American school system.
