Top Rankings
Windsor Unified School District ranks among the top 20% of public school district in California for:
Category
Attribute
Graduation Rate
Highest graduation rate (Top 5%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there is 1 public charter school serving 1,099 students in Windsor Unified School District. This district's average charter testing ranking is 5/10, which is in the bottom 50% of public charter schools in California.
Public Charter School in Windsor Unified School District have an average math proficiency score of 27% (versus the California public charter school average of 32%), and reading proficiency score of 37% (versus the 48% statewide average).
Minority enrollment is 80% of the student body (majority Hispanic), which is more than the California public charter school average of 75% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
8 Schools
1,300 Schools
# Students
4,549 Students
711,386 Students
# Teachers
237 Teachers
31,394 Teachers
Student-Teacher Ratio
19:1
19:1
Student By Grade
District Rank
Windsor Unified School District, which is ranked #1083 of all 1,910 school districts in California (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 95% has increased from 88% over five school years.
Overall District Rank
#1062 out of 1932 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
26%
34%
Reading/Language Arts Test Scores (% Proficient)
39%
47%
Science Test Scores (% Proficient)
26%
29%
Graduation Rate
95%
87%
Students by Ethnicity:
Diversity Score
0.56
0.65
% American Indian
1%
1%
% Asian
2%
7%
% Hispanic
57%
53%
% Black
n/a
7%
% White
35%
25%
% Hawaiian
n/a
n/a
% Two or more races
5%
7%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $17,017 in this school district is less than the state median of $19,974. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $17,133 is less than the state median of $18,396. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$77 MM
$116,387 MM
Spending
$78 MM
$107,188 MM
Revenue / Student
$17,017
$19,974
Spending / Student
$17,133
$18,396
Best Windsor Unified School District Public Charter Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Cali Calmecac Language Academy
Charter School
(Math: 27% | Reading: 37%)
Rank:
Rank:
5/
Bottom 50%10
9491 Starr Rd.
Windsor, CA 95492
(707) 837-7747
Windsor, CA 95492
(707) 837-7747
Gr: K-8 | 1,099 student Student-Teacher Ratio: 22:1 Minority enrollment: 80%
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