For the 2026 school year, there are 2 public charter schools serving 407 students in 94509, CA.
The top-ranked public charter schools in 94509, CA are Antioch Charter Academy Ii and Antioch Charter Academy. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public charter schools in zipcode 94509 have an average math proficiency score of 32% (versus the California public charter school average of 32%), and reading proficiency score of 47% (versus the 48% statewide average). Charter schools in 94509, CA have an average ranking of 6/10, which is in the top 50% of California public charter schools.
Minority enrollment is 73% of the student body (majority Hispanic), which is less than the California public charter school average of 75% (majority Hispanic).
Best 94509, CA Public Charter Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Antioch Charter Academy Ii
Charter School
(Math: 35-39% | Reading: 45-49%)
Rank:
Rank:
7/
Top 50%10
1201 West Tenth St.
Antioch, CA 94509
(925) 755-1252
Antioch, CA 94509
(925) 755-1252
Gr: K-8 | 200 students Student-teacher ratio: 20:1 Minority enrollment: 73%
Rank: #22.
Antioch Charter Academy
Charter School
(Math: 25-29% | Reading: 45-49%)
Rank:
Rank:
6/
Top 50%10
3325 Hacienda Way
Antioch, CA 94509
(925) 755-7311
Antioch, CA 94509
(925) 755-7311
Gr: K-8 | 207 students Student-teacher ratio: 19:1 Minority enrollment: 72%
94509, California Public Schools (Closed)
School
Location
Quick Facts
800 Gary Ave.
Antioch, CA 94509
(925) 706-4116
Antioch, CA 94509
(925) 706-4116
Gr: K-6 | 647 students Student-teacher ratio: 18:1 Minority enrollment: 54%
Bridges High School (Closed 2020)
Alternative School
501 W. 17th St.
Antioch, CA 94509
(925) 779-7440
Antioch, CA 94509
(925) 779-7440
Gr: 7-12 | 6 students Student-teacher ratio: 6:1 Minority enrollment: 84%
Delta Academy For The Performing Arts (Closed 2011)
Alternative School
800 Gary Ave B
Antioch, CA 94509
(925) 776-5590
Antioch, CA 94509
(925) 776-5590
Gr: 9-12
Po Box 488
Antioch, CA 94509
(925) 757-5437
Antioch, CA 94509
(925) 757-5437
Gr: K-8 | 900 students Student-teacher ratio: 21:1 Minority enrollment: 17%
Prospects High Alternative School (Closed 2023)
Alternative School
820 W. 2nd St.
Antioch, CA 94509
(925) 706-5310
Antioch, CA 94509
(925) 706-5310
Gr: K-12 | 527 students Student-teacher ratio: 23:1 Minority enrollment: 52%
Frequently Asked Questions
What are the top-ranked public charter schools in 94509, CA?
The top-ranked public charter schools in 94509, CA include Antioch Charter Academy Ii and Antioch Charter Academy.
How many public charter schools are located in 94509?
2 public charter schools are located in 94509.
What is the racial composition of students in 94509?
94509 public charter schools minority enrollment is 73% of the student body (majority Hispanic), which is less than the California public charter schools average of 75% (majority Hispanic).
Recent Articles
Multilingual Learner Growth Models & Accountability
Learn how multilingual learner growth models are reshaping school accountability systems and what it means for public schools in 2026.
School-Based Health Clinics: Funding, Billing, and Student Access
Learn how school-based health clinics are funded, how billing works, and how students access care in public schools.
Outdoor Learning in Urban Schools: Forest School Programs
Explore how urban districts adopt outdoor learning and forest school programs to boost student engagement, well-being, and academic success.