For the 2026 school year, there are 12 public high schools serving 1,845 students in Colusa County, CA.
The top-ranked public high schools in Colusa County, CA are Arbuckle Alternative High (Continuation School), Colusa Alternative High (Continuation School) and Coastal Buttes Academy. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Colusa County, CA public high schools have an average math proficiency score of 13% (versus the California public high school average of 28%), and reading proficiency score of 28% (versus the 51% statewide average). High schools in Colusa County have an average ranking of 1/10, which is in the bottom 50% of California public high schools.
Colusa County, CA public high school have a Graduation Rate of 86%, which is equal to 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 86% of the student body (majority Hispanic), which is more than the California public high school average of 79% (majority Hispanic).
Best Public High Schools in Colusa County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Arbuckle Alternative High (Continuation School)
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
8/
Top 30%10
966 Wildwood Rd.
Arbuckle, CA 95912
(530) 476-2173
Arbuckle, CA 95912
(530) 476-2173
Gr: 9-12 | 10 students Student-teacher ratio: 10:1 Minority enrollment: 90%
Rank: #22.
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 | 27 students Student-teacher ratio: 27:1 Minority enrollment: 82%
Rank: #3 - 53. - 5.
Coastal Buttes Academy
Special Education School
(Math: <50% | Reading: <50% )
Rank:
Rank:
7/
Top 50%10
499 Margurite St. Ste. A
Williams, CA 95987
(530) 473-1350
Williams, CA 95987
(530) 473-1350
Gr: K-12 | 12 students Student-teacher ratio: 12:1 Minority enrollment: 92%
Rank: #3 - 53. - 5.
Mid Valley High (Continuation School)
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
7/
Top 50%10
1105 D St.
Williams, CA 95987
(530) 473-5369
Williams, CA 95987
(530) 473-5369
Gr: 10-12 | 19 students Student-teacher ratio: 19:1 Minority enrollment: 84%
Rank: #3 - 53. - 5.
S. William Abel Academy
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
7/
Top 50%10
499 Margurite St., Ste. B
Williams, CA 95987
(530) 473-1350
Williams, CA 95987
(530) 473-1350
Gr: 7-12 | 43 students Student-teacher ratio: 22:1 Minority enrollment: 86%
Rank: #66.
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 | 29 students Student-teacher ratio: 29:1 Minority enrollment: 69%
Rank: #77.
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 | 431 students Student-teacher ratio: 20:1 Minority enrollment: 82%
Rank: #88.
Maxwell Sr High School
(Math: ≤20% | Reading: 21-39%)
Rank:
Rank:
3/
Bottom 50%10
515 Oak St.
Maxwell, CA 95955
(530) 438-2291
Maxwell, CA 95955
(530) 438-2291
Gr: 9-12 | 117 students Student-teacher ratio: 11:1 Minority enrollment: 63%
Rank: #99.
Pierce High School
(Math: 15-19% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
960 Wildwood Rd.
Arbuckle, CA 95912
(530) 476-2277
Arbuckle, CA 95912
(530) 476-2277
Gr: 9-12 | 463 students Student-teacher ratio: 17:1 Minority enrollment: 86%
Rank: #1010.
Princeton High School
(Math: ≤20% | Reading: 11-19%)
Rank:
Rank:
2/
Bottom 50%10
473 State St.
Princeton, CA 95970
(530) 439-2261
Princeton, CA 95970
(530) 439-2261
Gr: 9-12 | 43 students Student-teacher ratio: 9:1 Minority enrollment: 63%
Rank: #1111.
Williams Junior/senior High School
(Math: 8% | Reading: 21%)
Rank:
Rank:
1/
Bottom 50%10
260 11th St.
Williams, CA 95987
(530) 473-5369
Williams, CA 95987
(530) 473-5369
Gr: 7-12 | 588 students Student-teacher ratio: 20:1 Minority enrollment: 97%
Rank: n/an/a
Princeton Landing High School
Alternative School
473 State St.
Princeton, CA 95970
(530) 439-2261
Princeton, CA 95970
(530) 439-2261
Gr: 10-12
Frequently Asked Questions
What are the top-ranked public high schools in Colusa County, CA?
The top-ranked public high schools in Colusa County, CA include Arbuckle Alternative High (Continuation School), Colusa Alternative High (Continuation School) and Coastal Buttes Academy.
How many public high schools are located in Colusa County?
11 public high schools are located in Colusa County.
What is the racial composition of students in Colusa County?
Colusa County public high schools minority enrollment is 86% of the student body (majority Hispanic), which is more than the California public high schools average of 79% (majority Hispanic).
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