For the 2026-27 school year, there are 6 public charter schools serving 1,737 students in 78239, TX.
The top-ranked public charter schools in 78239, TX are Heritage Academy, Idea Walzem College Preparatory and Heritage Academy Of Windcrest. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public charter schools in zipcode 78239 have an average math proficiency score of 33% (versus the Texas public charter school average of 38%), and reading proficiency score of 46% (versus the 49% statewide average). Charter schools in 78239, TX have an average ranking of 5/10, which is in the bottom 50% of Texas public charter schools.
Minority enrollment is 94% of the student body (majority Hispanic), which is more than the Texas public charter school average of 88% (majority Hispanic).
Best 78239, TX Public Charter Schools (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Heritage Academy
Alternative School
Charter School
Charter School
(Math: 40-59% | Reading: 60-79%)
Rank:
Rank:
8/
Top 30%10
8750 Fourwinds Dr
San Antonio, TX 78239
(210) 354-7753
San Antonio, TX 78239
(210) 354-7753
Gr: 7-8 | 33 students Student-teacher ratio: 8:1 Minority enrollment: 88%
Rank: #22.
Idea Walzem College Preparatory
Charter School
(Math: 41% | Reading: 58%)
Rank:
Rank:
6/
Top 50%10
6445 Walzem Rd
San Antonio, TX 78239
(210) 239-4600
San Antonio, TX 78239
(210) 239-4600
Gr: 6-12 | 724 students Student-teacher ratio: 17:1 Minority enrollment: 96%
Rank: #33.
Heritage Academy Of Windcrest
Alternative School
Charter School
Charter School
(Math: 40-49% | Reading: 50-59%)
Rank:
Rank:
6/
Top 50%10
8750 Fourwinds Dr
San Antonio, TX 78239
(210) 354-7753
San Antonio, TX 78239
(210) 354-7753
Gr: PK-5 | 98 students Student-teacher ratio: 10:1 Minority enrollment: 91%
Rank: #44.
Heritage Academy Of San Antonio
Alternative School
Charter School
Charter School
(Math: 40-59% | Reading: 21-39%)
Rank:
Rank:
4/
Bottom 50%10
8750 Fourwinds Dr
San Antonio, TX 78239
(210) 510-4640
San Antonio, TX 78239
(210) 510-4640
Gr: 6 | 13 students Student-teacher ratio: 7:1 Minority enrollment: 92%
Rank: #55.
Harmony School Of Innovation - San Antonio
Charter School
(Math: 27% | Reading: 36%)
Rank:
Rank:
2/
Bottom 50%10
8125 Glen Mont Dr
San Antonio, TX 78239
(210) 265-1575
San Antonio, TX 78239
(210) 265-1575
Gr: PK-9 | 367 students Student-teacher ratio: 14:1 Minority enrollment: 96%
Rank: #66.
Compass Rose Journey
Charter School
(Math: 18% | Reading: 20-24%)
Rank:
Rank:
1/
Bottom 50%10
100 Crestwind Dr
San Antonio, TX 78239
(210) 540-9265
San Antonio, TX 78239
(210) 540-9265
Gr: PK-8 | 502 students Student-teacher ratio: 20:1 Minority enrollment: 90%
78239, Texas Public Schools (Closed)
School
Location
Quick Facts
Eagle Charter School - San Ant (Closed 2004)
Alternative School
Charter School
Charter School
6663 Walzem
San Antonio, TX 78239
(210) 654-9220
San Antonio, TX 78239
(210) 654-9220
Gr: K-12 | 119 students Minority enrollment: 83%
Shekinah Walzem Elementary School (Closed 2023)
Alternative School
6663 Walzem Rd
San Antonio, TX 78239
(210) 967-6933
San Antonio, TX 78239
(210) 967-6933
Gr: PK-5 | 175 students Student-teacher ratio: 18:1
Frequently Asked Questions
What are the top-ranked public charter schools in 78239, TX?
The top-ranked public charter schools in 78239, TX include Heritage Academy, Idea Walzem College Preparatory and Heritage Academy Of Windcrest.
How many public charter schools are located in 78239?
6 public charter schools are located in 78239.
What is the racial composition of students in 78239?
78239 public charter schools minority enrollment is 94% of the student body (majority Hispanic), which is more than the Texas public charter schools average of 88% (majority Hispanic).
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