For the 2026 school year, there are 7 public charter schools serving 5,228 students in 78245, TX.
The top-ranked public charter schools in 78245, TX are Idea Mays Academy, Idea Mays College Preparatory and Idea Burke Academy. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public charter schools in zipcode 78245 have an average math proficiency score of 44% (versus the Texas public charter school average of 38%), and reading proficiency score of 63% (versus the 49% statewide average). Charter schools in 78245, TX have an average ranking of 9/10, which is in the top 20% of Texas public charter schools.
Minority enrollment is 90% of the student body (majority Hispanic), which is more than the Texas public charter school average of 88% (majority Hispanic).
Best 78245, TX Public Charter Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Idea Mays Academy
Charter School
(Math: 60% | Reading: 69%)
Rank:
Rank:
9/
Top 20%10
1210 Horal Rd
San Antonio, TX 78245
(210) 529-3200
San Antonio, TX 78245
(210) 529-3200
Gr: K-5 | 663 students Student-teacher ratio: 20:1 Minority enrollment: 95%
Rank: #22.
Idea Mays College Preparatory
Charter School
(Math: 50% | Reading: 70%)
Rank:
Rank:
8/
Top 30%10
1210 Horal Rd
San Antonio, TX 78245
(210) 529-3200
San Antonio, TX 78245
(210) 529-3200
Gr: 6-12 | 748 students Student-teacher ratio: 17:1 Minority enrollment: 93%
Rank: #33.
Idea Burke Academy
Charter School
(Math: 42% | Reading: 75-79%)
Rank:
Rank:
8/
Top 30%10
10434 Marbach Rd
San Antonio, TX 78245
(210) 239-4650
San Antonio, TX 78245
(210) 239-4650
Gr: K-5 | 730 students Student-teacher ratio: 24:1 Minority enrollment: 90%
Rank: #44.
Idea Burke College Preparatory
Charter School
(Math: 40% | Reading: 64%)
Rank:
Rank:
7/
Top 50%10
10434 Marbach Rd
San Antonio, TX 78245
(210) 239-4650
San Antonio, TX 78245
(210) 239-4650
Gr: 6-11 | 620 students Student-teacher ratio: 17:1 Minority enrollment: 90%
Rank: #55.
Great Hearts Western Hills
Charter School
(Math: 39% | Reading: 62%)
Rank:
Rank:
7/
Top 50%10
8702 Ingram Rd
San Antonio, TX 78245
(210) 888-9488
San Antonio, TX 78245
(210) 888-9488
Gr: K-11 | 1,326 students Student-teacher ratio: 19:1 Minority enrollment: 83%
Rank: #66.
Harmony Science Academy (San Antonio)
Charter School
(Math: 37% | Reading: 50%)
Rank:
Rank:
5/
Bottom 50%10
8505 Lakeside Pkwy
San Antonio, TX 78245
(210) 674-7788
San Antonio, TX 78245
(210) 674-7788
Gr: K-12 | 718 students Student-teacher ratio: 15:1 Minority enrollment: 90%
Rank: n/an/a
Idea Ambrose And Freda Robinson Academy
Charter School
10170 Kriewald Rd
San Antonio, TX 78245
(210) 239-4970
San Antonio, TX 78245
(210) 239-4970
Gr: K-5 | 423 students Student-teacher ratio: 21:1 Minority enrollment: 94%
Frequently Asked Questions
What are the top-ranked public charter schools in 78245, TX?
The top-ranked public charter schools in 78245, TX include Idea Mays Academy, Idea Mays College Preparatory and Idea Burke Academy.
How many public charter schools are located in 78245?
7 public charter schools are located in 78245.
What is the racial composition of students in 78245?
78245 public charter schools minority enrollment is 90% of the student body (majority Hispanic), which is more than the Texas public charter schools average of 88% (majority Hispanic).
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