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Public School Review - Established 2003

Best Sebastopol Public Charter Schools (2026)

For the 2026 school year, there are 5 public charter schools serving 1,734 students in Sebastopol, CA.
The top-ranked public charter schools in Sebastopol, CA are Gravenstein Elementary School, Twin Hills Charter Middle School and Hillcrest Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Sebastopol, CA public charter schools have an average math proficiency score of 53% (versus the California public charter school average of 32%), and reading proficiency score of 68% (versus the 48% statewide average). Charter schools in Sebastopol have an average ranking of 9/10, which is in the top 20% of California public charter schools.
Minority enrollment is 35% of the student body (majority Hispanic), which is less than the California public charter school average of 75% (majority Hispanic).

Best Public Charter Schools in Sebastopol, CA (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Gravenstein Elementary School
Charter School
(Math: 66% | Reading: 68%)
Rank:
9/
10
Top 20%
3840 Twig Ave.
Sebastopol, CA 95472
(707) 823-5361
Gr: K-5 | 464 students Student-teacher ratio: 20:1 Minority enrollment: 42%
Rank: #22.
Twin Hills Charter Middle School
Charter School
(Math: 55-59% | Reading: 70%)
Rank:
9/
10
Top 20%
1685 Watertrough Rd.
Sebastopol, CA 95472
(707) 823-7446
Gr: 6-8 | 207 students Student-teacher ratio: 17:1 Minority enrollment: 42%
Rank: #33.
Hillcrest Middle School
Charter School
(Math: 53% | Reading: 69%)
Rank:
9/
10
Top 20%
725 Bloomfield Rd.
Sebastopol, CA 95472
(707) 823-7653
Gr: 6-8 | 297 students Student-teacher ratio: 17:1 Minority enrollment: 39%
Rank: #4 - 54. - 5.
Sebastopol Independent Charter
Charter School
(Math: 45-49% | Reading: 65-69%)
Rank:
9/
10
Top 20%
1111 Gravenstein Hwy. N
Sebastopol, CA 95472
(707) 824-9700
Gr: K-8 | 286 students Student-teacher ratio: 20:1 Minority enrollment: 26%
Rank: #4 - 54. - 5.
Sunridge Charter
Charter School
(Math: 45-49% | Reading: 65-69%)
Rank:
9/
10
Top 20%
7285 Hayden Ave.
Sebastopol, CA 95472
(707) 824-2844
Gr: K-8 | 256 students Student-teacher ratio: 26:1 Minority enrollment: 24%

Frequently Asked Questions

What are the top-ranked public charter schools in Sebastopol, CA?
The top-ranked public charter schools in Sebastopol, CA include Gravenstein Elementary School, Twin Hills Charter Middle School and Hillcrest Middle School.
How many public charter schools are located in Sebastopol?
6 public charter schools are located in Sebastopol.
What is the racial composition of students in Sebastopol?
Sebastopol public charter schools minority enrollment is 35% of the student body (majority Hispanic), which is less than the California public charter schools average of 75% (majority Hispanic).
Which public charter schools in Sebastopol are often viewed compared to one another?

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