Very Good
#2377 of 8,547 schools in TX
Top 28% in state
Cast Tech H S
High School · SAN ANTONIO ISD
637 N MAIN, San Antonio, TX 78205
Enrollment
506
Student-Teacher
16.9:1
Score
7.3
Grades
9th – 12th
Enrollment
506
Student-Teacher
16.9:1
Score
7.3
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In San Antonio
#58 of 516
public schools
Texas high schools
#539 of 1,699
In district
#5 of 94
SAN ANTONIO ISD
About Cast Tech H S
CAST TECH H S is a charter high school located in the heart of San Antonio, Texas. Serving students from ninth to twelfth grade, this institution has an enrollment of 506 students and maintains a student-teacher ratio of 16.9:1 with 30 full-time equivalent teachers on staff. CAST TECH H S focuses on providing a solid educational foundation, though its current academic performance reflects room for improvement, as indicated by a MySchoolScout rating of 5.0 out of 10 and a state ranking of #5129 out of 8598 schools in Texas (40th percentile).
Students demonstrate proficiency rates of 54% in ELA/Reading and 30% in Math, showing areas where further academic development is needed. Located in the bustling city center, CAST TECH H S benefits from being part of a vibrant community that offers numerous cultural and educational opportunities. The school's setting provides students with access to various resources and experiences beyond the classroom, fostering a well-rounded education environment.
What Parents Should Know
Cast Tech H S is a charter school — a publicly funded school that operates with more autonomy than traditional district schools. Charter schools often have distinct educational models or specialties. Parents should understand the school's specific mission, enrollment process, and how its approach differs from nearby district options.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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Cast Tech H S — Students at Cast Tech H S score 37% proficient, which is below what's typical for similar communities (expected: 38%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
64%
Students qualifying for federal meal assistance
Test Scores TX EDFACTS (2020-21)
Based on 4 test records from TX state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 6.4/10.
How Cast Tech H S Compares
See how Cast Tech H S performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 32% (2019) to 27% (2021). Reading/ELA proficiency has declined from 62% (2019) to 47% (2021).
Location
637 N MAIN, San Antonio, TX 78205
Nearby Alternatives
Families considering Cast Tech H S may also want to explore other high schools in the area. HENRY FORD ACADEMY ALAMEDA SCHOOL FOR ART + DESIGN (rated 7.0/10, 0.8 miles away), with a very similar rating. Another option is POSITIVE SOLUTIONS CHARTER (rated 6.7/10, 0.7 miles away), with a comparable rating. Additionally, PROVIDENCE CATHOLIC SCHOOL (rated 6.1/10, 0.6 miles away), a more accessible option. For more schools in San Antonio, see our San Antonio schools guide .
Nearby Schools
20 within 1.4 mi| School | Distance | Rating |
|---|---|---|
| FOX TECHNICAL H S San Antonio | 0.0 mi | 5.7 |
| SAISD - PK 4 SA San Antonio | 0.2 mi | 4.9 |
| ADVANCED LEARNING ACADEMY San Antonio | 0.4 mi | 5.0 |
| CHRISTUS SANTA ROSA San Antonio | 0.4 mi | — |
| PROVIDENCE CATHOLIC SCHOOL San Antonio | 0.6 mi | 6.1 |
| CENTRAL CATHOLIC HIGH SCHOOL -SAN ANTONIO San Antonio | 0.6 mi | 5.3 |
| POSITIVE SOLUTIONS CHARTER San Antonio | 0.7 mi | 6.7 |
| HENRY FORD ACADEMY ALAMEDA SCHOOL FOR ART + DESIGN San Antonio | 0.8 mi | 7.0 |
| IMELDA DAVIS EARLY COLLEGE H S San Antonio | 1.0 mi | — |
| COOPER ACADEMY AT NAVARRO San Antonio | 1.0 mi | 4.7 |
| HEALY-MURPHY San Antonio | 0.9 mi | 6.1 |
| HEALY MURPHY PK San Antonio | 0.9 mi | 5.0 |
| HEALY-MURPHY CENTER San Antonio | 0.9 mi | 6.1 |
| TRAVIS EARLY COLLEGE H S San Antonio | 1.1 mi | 6.1 |
| GREAT HEARTS MONTE VISTA San Antonio | 1.2 mi | 6.9 |
| HAWTHORNE PK-8 ACADEMY San Antonio | 1.2 mi | 5.0 |
| BONHAM ACADEMY San Antonio | 1.3 mi | 4.8 |
| MARGIL EL San Antonio | 1.2 mi | 4.0 |
| TAFOLLA MIDDLE San Antonio | 1.2 mi | 4.4 |
| KEYSTONE SCHOOL San Antonio | 1.4 mi | 8.3 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 78205 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$34,631
Median Home Value
$470,200
Median Rent
$1,265/mo
Population
1,653
College Educated
43.7%
Homeownership
9%
Poverty Rate
21.2%
Median Age
51.6
Community Profile
The community surrounding Cast Tech H S has a median household income of $34,631. It is a well-educated community where 44% of adults hold a bachelor's degree or higher. The median home value in the area is $470,200, with a median rent of $1,265/month. The area has a poverty rate of 21.2%, indicating some economic challenges in the community. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| ALBA-GOLDEN H S Alba, TX | 7.3 |
| BELLS H S Bells, TX | 7.3 |
| FRANKLIN H S Franklin, TX | 7.3 |
| IDEA CARVER COLLEGE PREPARATORY San Antonio, TX | 7.3 |
| JIMMY CARTER EARLY COLLEGE H S La Joya, TX | 7.3 |
| JONES FUTURES ACADEMY Houston, TX | 7.3 |
Frequently Asked Questions
Common questions about Cast Tech H S
What grades does Cast Tech H S serve?
Cast Tech H S serves students in grades 9th through 12th.
How many students attend Cast Tech H S?
Cast Tech H S has an enrollment of approximately 506 students.
What is the student-teacher ratio at Cast Tech H S?
The student-teacher ratio at Cast Tech H S is 16.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Cast Tech H S rank in TX?
Cast Tech H S is ranked #2377 out of 8,547 schools in TX.
What is Cast Tech H S's MySchoolScout rating?
Cast Tech H S has a composite rating of 7.3 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Cast Tech H S?
Based on the most recent state assessment data, Cast Tech H S has 29.5% math proficiency and 54.5% reading/ELA proficiency.
Is Cast Tech H S a charter school?
Yes, Cast Tech H S is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.
Is Cast Tech H S a Title I school?
No, Cast Tech H S is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Cast Tech H S?
64.0% of students at Cast Tech H S qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Explore More Schools
Neighborhood Context
- Walk Score
- 84 Very Walkable
- Transit Score
- 79 Excellent Transit
- Bike Score
- 57 Bikeable
- City Safety
- High (5,229/100K)
Powered by 
FBI UCR 2024. City-level (San Antonio). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 506
- Student-Teacher Ratio
- 16.9:1
- Teachers (FTE)
- 30
- Free/Reduced Lunch
- 64.0%
- Type
- regular
- Setting
- Large City
- County
- Bexar County
- Phone
- (210) 554-2700
- Data Year
- 2023–2024
Resources & Links
District
SAN ANTONIO ISD- District Enrollment
- 44,670
- Schools in District
- 98
- Per-Pupil Spending
- $13,971
- District Rank
- #5 of 94
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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