For the 2026 school year, there are 13 public charter schools serving 4,356 students in Pinal County, AZ.
The top-ranked public charter schools in Pinal County, AZ are Asu Preparatory Academy - Casa Grande High School, Legacy Traditional School - Casa Grande and A+ Charter Schools. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Pinal County, AZ public charter schools have an average math proficiency score of 27% (versus the Arizona public charter school average of 38%), and reading proficiency score of 39% (versus the 47% statewide average). Charter schools in Pinal County have an average ranking of 2/10, which is in the bottom 50% of Arizona public charter schools.
Minority enrollment is 69% of the student body (majority Hispanic), which is more than the Arizona public charter school average of 64% (majority Hispanic).
Best Public Charter Schools in Pinal County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Asu Preparatory Academy - Casa Grande High School
Charter School
(Math: 40-44% | Reading: 50-59%)
Rank:
Rank:
8/
Top 30%10
2612 W Gila Bend Hwy
Casa Grande, AZ 85193
(520) 374-4200
Casa Grande, AZ 85193
(520) 374-4200
Gr: 7-12 | 284 students Student-teacher ratio: 22:1 Minority enrollment: 71%
Rank: #22.
Legacy Traditional School - Casa Grande
Charter School
(Math: 40% | Reading: 53%)
Rank:
Rank:
8/
Top 30%10
1274 E. Oneil Dr
Maricopa, AZ 85138
(520) 421-2323
Maricopa, AZ 85138
(520) 421-2323
Gr: K-8 | 1,486 student Student-teacher ratio: 24:1 Minority enrollment: 74%
Rank: #33.
A+ Charter Schools
Charter School
(Math: 20-24% | Reading: 35-39%)
Rank:
Rank:
5/
Bottom 50%10
41735 W. Alan Stephens Pkwy
Maricopa, AZ 85138
(520) 265-5589
Maricopa, AZ 85138
(520) 265-5589
Gr: 6-12 | 370 students Student-teacher ratio: 17:1 Minority enrollment: 63%
Rank: #44.
Imagine Superstition Middle School
Charter School
(Math: 25-29% | Reading: 30-34%)
Rank:
Rank:
5/
Bottom 50%10
1843 W 16th Ave
Apache Junction, AZ 85120
(480) 355-0530
Apache Junction, AZ 85120
(480) 355-0530
Gr: 6-8 | 158 students Student-teacher ratio: 14:1 Minority enrollment: 46%
Rank: #55.
The Grande Innovation
Charter School
(Math: 22% | Reading: 36%)
Rank:
Rank:
5/
Bottom 50%10
950 N Peart Rd
Casa Grande, AZ 85122
(520) 381-2360
Casa Grande, AZ 85122
(520) 381-2360
Gr: K-8 | 833 students Student-teacher ratio: 21:1 Minority enrollment: 78%
Rank: #66.
Imagine Prep Superstition
Charter School
(Math: 20-24% | Reading: 25-29%)
Rank:
Rank:
4/
Bottom 50%10
1843 W 16th Ave
Apache Junction, AZ 85120
(480) 355-0530
Apache Junction, AZ 85120
(480) 355-0530
Gr: 9-12 | 294 students Student-teacher ratio: 21:1 Minority enrollment: 52%
Rank: #77.
Avalon Elementary School
Charter School
(Math: 10-14% | Reading: 30-34%)
Rank:
Rank:
4/
Bottom 50%10
1045 S San Marcos Dr
Apache Junction, AZ 85120
(480) 671-4585
Apache Junction, AZ 85120
(480) 671-4585
Gr: K-8 | 313 students Student-teacher ratio: 15:1 Minority enrollment: 50%
Rank: #88.
Akimel O'otham Pee Posh (3-5)
Charter School
(Math: 30-34% | Reading: 20-24% )
Rank:
Rank:
3/
Bottom 50%10
3652 E Blackwater School Rd
Coolidge, AZ 85128
(520) 215-5859
Coolidge, AZ 85128
(520) 215-5859
Gr: 3-5 | 10 students Student-teacher ratio: 1:1
Rank: #99.
Apache Trail High School
Alternative School
Charter School
Charter School
(Math: ≤10% | Reading: 20-29%)
Rank:
Rank:
2/
Bottom 50%10
945 W Apache Trl
Apache Junction, AZ 85120
(480) 288-0337
Apache Junction, AZ 85120
(480) 288-0337
Gr: 9-12 | 184 students Student-teacher ratio: 18:1 Minority enrollment: 49%
Rank: #1010.
Imagine Prep Coolidge
Charter School
(Math: 10% | Reading: 16%)
Rank:
Rank:
1/
Bottom 50%10
1290b W Vah Ki Inn Rd
Coolidge, AZ 85128
(520) 424-2790
Coolidge, AZ 85128
(520) 424-2790
Gr: 6-12 | 472 students Student-teacher ratio: 25:1 Minority enrollment: 88%
Rank: n/an/a
Akimel O'otham Pee Posh (K-2)
Charter School
3652 E Blackwater School Rd
Coolidge, AZ 85128
(520) 215-5859
Coolidge, AZ 85128
(520) 215-5859
Gr: K-2 | 46 students Student-teacher ratio: 3:1
Rank: n/an/a
Path To Potential
Charter School
950 N Peart Rd
Casa Grande, AZ 85122
(520) 381-2360
Casa Grande, AZ 85122
(520) 381-2360
Gr: 4-8 | 1 student
Rank: n/an/a
Student Choice High School - Maricopa
Alternative School
Charter School
Charter School
208000 N. John Wayne Parkway S
Maricopa, AZ 85139
(520) 413-0261
Maricopa, AZ 85139
(520) 413-0261
Gr: 9-12 | 162 students Student-teacher ratio: 54:1 Minority enrollment: 77%
Frequently Asked Questions
What are the top-ranked public charter schools in Pinal County, AZ?
The top-ranked public charter schools in Pinal County, AZ include Asu Preparatory Academy - Casa Grande High School, Legacy Traditional School - Casa Grande and A+ Charter Schools.
How many public charter schools are located in Pinal County?
13 public charter schools are located in Pinal County.
What is the racial composition of students in Pinal County?
Pinal County public charter schools minority enrollment is 69% of the student body (majority Hispanic), which is more than the Arizona public charter schools average of 64% (majority Hispanic).
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