For the 2025-26 school year, there are 3 public high schools serving 509 students in Colusa Unified School District. This district's average high testing ranking is 6/10, which is in the top 50% of public high schools in California.
ºÚÁÏÍø¹ÙÍø High Schools in Colusa Unified School District have an average math proficiency score of 20% (versus the California public high school average of 28%), and reading proficiency score of 52% (versus the 51% statewide average).
ºÚÁÏÍø¹ÙÍø High School in Colusa Unified School District have a Graduation Rate of 84%, which is less than the California average of 86%.
The school with highest graduation rate is Colusa 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 81% of the student body (majority Hispanic), which is more than the California public high school average of 79% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
5 Schools
2,814 Schools
# Students
1,464 Students
2,138,919 Students
# Teachers
72 Teachers
100,723 Teachers
Student-Teacher Ratio
20:1
20:1
Student By Grade
District Rank
Colusa Unified School District, which is ranked #992 of all 1,908 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 85-89% has decreased from 90-94% over five school years.
Overall District Rank
#962 out of 1932 school districts
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
30%
34%
Reading/Language Arts Test Scores (% Proficient)
39%
47%
Science Test Scores (% Proficient)
20%
29%
Graduation Rate
(21-22)85-89%
87%
Students by Ethnicity:
Diversity Score
0.43
0.63
% American Indian
3%
1%
% Asian
1%
11%
% Hispanic
73%
56%
% Black
1%
5%
% White
19%
22%
% Hawaiian
n/a
n/a
% Two or more races
3%
5%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $14,858 in this school district is less than the state median of $19,978. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $13,890 is less than the state median of $18,399. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$22 MM
$116,387 MM
Spending
$20 MM
$107,188 MM
Revenue / Student
$14,858
$19,978
Spending / Student
$13,890
$18,399
Best Colusa Unified School District ºÚÁÏÍø¹ÙÍø High Schools (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Colusa Alternative High (Continuation School)
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
901 Colus Ave.
Colusa, CA 95932
(530) 458-2156
Colusa, CA 95932
(530) 458-2156
Gr: 9-12 | 25 students Student-teacher ratio: 25:1 Minority enrollment: 84%
Rank: #22.
Colusa Alternative Home
Alternative School
(Math: ≤20% | Reading: <50%)
Rank:
Rank:
5/
Bottom 50%10
745 10th St.
Colusa, CA 95932
(530) 458-2156
Colusa, CA 95932
(530) 458-2156
Gr: K-12 | 25 students Student-teacher ratio: 25:1 Minority enrollment: 75%
Rank: #33.
Colusa High School
(Math: 15-19% | Reading: 50-54%)
Rank:
Rank:
5/
Bottom 50%10
901 Colus Ave.
Colusa, CA 95932
(530) 458-2156
Colusa, CA 95932
(530) 458-2156
Gr: 9-12 | 459 students Student-teacher ratio: 23:1 Minority enrollment: 81%
Recent Articles

Texas Schools Enrollment Trends & Policy in 2025
Latest data and policy changes on Texas public school enrollment growth, funding, and virtual education in 2025.

Financial Aid & Hidden Costs in ºÚÁÏÍø¹ÙÍø Schools
Learn about financial aid and hidden costs in public schools. Discover what parents should budget for beyond tuition-free education.

NYC Schools Still Most Segregated in 2025
Despite reforms, New York City schools remain the most segregated in the U.S. in 2025. Here’s what parents and educators need to know.