For the 2025-26 school year, there are 5 public charter schools serving 4,871 students in 93257, CA.
The top ranked public charter schools in 93257, CA are Harmony Magnet Academy, Monarch River Academy and Summit Charter Academy. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public charter schools in zipcode 93257 have an average math proficiency score of 29% (versus the California public charter school average of 32%), and reading proficiency score of 47% (versus the 48% statewide average). Charter schools in 93257, CA have an average ranking of 5/10, which is in the bottom 50% of California public charter schools.
Minority enrollment is 78% of the student body (majority Hispanic), which is more than the California public charter school average of 75% (majority Hispanic).
Best 93257, CA Public Charter Schools (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Harmony Magnet Academy
Magnet School
Charter School
Charter School
(Math: 50-54% | Reading: 85-89%)
Rank:
Rank:
10/
Top 10%10
19429 Road 228
Porterville, CA 93257
(559) 568-0347
Porterville, CA 93257
(559) 568-0347
Gr: 9-12 | 512 students Student-teacher ratio: 24:1 Minority enrollment: 80%
Rank: #2 - 32. - 3.
Monarch River Academy
Charter School
(Math: 31% | Reading: 47%)
Rank:
Rank:
6/
Top 50%10
2293 East Crabtree Ave.
Porterville, CA 93257
(559) 754-1442
Porterville, CA 93257
(559) 754-1442
Gr: K-12 | 1,167 student Student-teacher ratio: 29:1 Minority enrollment: 51%
Rank: #2 - 32. - 3.
Summit Charter Academy
Charter School
(Math: 31% | Reading: 47%)
Rank:
Rank:
6/
Top 50%10
175 South Mathew St.
Porterville, CA 93257
(559) 782-5902
Porterville, CA 93257
(559) 782-5902
Gr: K-12 | 2,426 students Student-teacher ratio: 23:1 Minority enrollment: 88%
Rank: #44.
Porterville Military Academy
Charter School
(Math: 15-19% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
900 West Pioneer Ave.
Porterville, CA 93257
(559) 782-7300
Porterville, CA 93257
(559) 782-7300
Gr: 7-12 | 296 students Student-teacher ratio: 20:1 Minority enrollment: 83%
Rank: #55.
Butterfield Charter
Charter School
(Math: ≤5% | Reading: 15-19%)
Rank:
Rank:
1/
Bottom 50%10
900 West Pioneer Ave.
Porterville, CA 93257
(559) 782-7057
Porterville, CA 93257
(559) 782-7057
Gr: K-12 | 470 students Student-teacher ratio: 25:1 Minority enrollment: 83%
93257, California 51±¬ÁÏs (Closed)
School
Location
Quick Facts
Alta Vista Community Day (Closed 2009)
Alternative School
2293 East Crabtree Ave.
Porterville, CA 93257
(559) 782-5700
Porterville, CA 93257
(559) 782-5700
Gr: K-8 | 3 students Student-teacher ratio: 3:1 Minority enrollment: 67%
1414 W. Olive Ave.
Porterville, CA 93257
(559) 782-4748
Porterville, CA 93257
(559) 782-4748
Gr: K-12 | 98 students Student-teacher ratio: 33:1 Minority enrollment: 69%
31374 Success Valley Dr.
Porterville, CA 93257
(559) 784-6333
Porterville, CA 93257
(559) 784-6333
252 N. Westwood
Porterville, CA 93257
(559) 781-1658
Porterville, CA 93257
(559) 781-1658
Gr: 5-6 | 528 students Student-teacher ratio: 24:1 Minority enrollment: 53%
Horizon Community Day (Closed 2010)
Alternative School
1051 South Plano St.
Porterville, CA 93257
(559) 782-3929
Porterville, CA 93257
(559) 782-3929
Gr: K-6 | 5 students Minority enrollment: 60%
Pleasant View Primary Community Day School (Closed 2017)
Alternative School
14004 Rd. 184
Porterville, CA 93257
(559) 784-6769
Porterville, CA 93257
(559) 784-6769
Gr: K-3
Prospect Education Center (Closed 2020)
Alternative School
645 N. Prospect St.
Porterville, CA 93257
(559) 782-7095
Porterville, CA 93257
(559) 782-7095
Gr: K-12 | 65 students Student-teacher ratio: 8:1 Minority enrollment: 83%
600 W. Grand Ave.
Porterville, CA 93257
(559) 793-2406
Porterville, CA 93257
(559) 793-2406
Gr: 10-12
Frequently Asked Questions
What are the top ranked public charter schools in 93257, CA?
The top ranked public charter schools in 93257, CA include Harmony Magnet Academy, Monarch River Academy and Summit Charter Academy.
How many public charter schools are located in 93257?
5 public charter schools are located in 93257.
What is the racial composition of students in 93257?
93257 public charter schools minority enrollment is 78% of the student body (majority Hispanic), which is more than the California public charter schools average of 75% (majority Hispanic).
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