Idea Walzem College Preparatory

6445 Walzem Rd, San Antonio, TX 78239

BSchola Grade
Grades
6–12
High
Students
724
Enrolled 2024–25
Students per teacher
16.8 : 1
Full-time teachers
District
Idea Public Schools
Bexar County

Schola Grade B · Above average

Letter grade (A–F) · compared with 1,433 Texas high schools · How we grade
Test scores50% proficient in math & reading
65thpercentile
Equity48% of low-income students proficient
77thpercentile
Attendance24% chronically absent
46thpercentile
Graduation rate95% graduate in 4 years
49thpercentile
College readinessAt least 49% take AP, IB or dual-enrollment courses
87thpercentile
Class size16.8 students per teacher
20thpercentile

Percentiles compare this school with other Texas high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Idea Walzem College Preparatory

Idea Walzem College Preparatory is a charter high school in San Antonio, Texas, serving grades 6–12. It is part of Idea Public Schools. The school is located in a large suburb in Bexar County.

In the 2024–25 school year, 724 students were enrolled, with about 16.8 students for every full-time teacher. That ratio is larger than the typical Texas high school (13.7 students per teacher). As a charter school, it is publicly funded and tuition-free, but operates independently of the local district under a charter from State Board of Education. Its Schola Grade is B (above average), compared with 1,433 Texas high schools.

Grades & enrollment

Students per grade, 2024–25Grades 6–12

Location & nearby schools

6445 Walzem Rd
San Antonio, TX 78239
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School details

Type
Charter School · What this means
Level
High
Grades offered
6–12
Enrollment (2024–25)
724 students
Students per teacher
16.8 to 1
AP courses offered
15
Charter school
Yes
Charter authorizer
State Board of Education
Magnet school
No
Locale
Suburb — Large
School district
Idea Public Schools
County
Bexar County
NCES school ID
480021113148

Schools near Idea Walzem College Preparatory

All 614 schools in San Antonio →
Roosevelt H S
Magnet · Grades 9–12 · 2,431 students
D1.8 mi

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.