Cast Technical High School
Public high school (charter) in San Antonio, Texas · San Antonio ISD · Grades 9–12
Cast Technical High School serves 451 students in grades 9–12 in San Antonio (Bexar County). It is one of 84 schools in San Antonio ISD. By enrollment it is the 966th largest of 1,920 public high schools in Texas (median 457 students). With 14.9 students per full-time teacher, it has more students per teacher than the typical Texas high school (14).
Source: NCES CCD 2024-25. Rank and medians compare all 1,920 Texas high schools with enrollment listed on this site.
Source: NCES CCD 2024-25. Students per teacher = students ÷ 30.33 full-time-equivalent teachers.
School facts
| School type | Regular School, charter |
| Level | High |
| Grades | 9–12 |
| District | San Antonio ISD |
| County | Bexar County |
| Area type | City, large |
| School meals | Free meals for every student (Community Eligibility Provision) |
| NCES school ID | 483873013665 |
Source: NCES CCD 2024-25 directory and school characteristics; area type from NCES EDGE locale codes.
Compared with the district and Texas
| This school | San Antonio ISD | Texas high schools (median) | |
|---|---|---|---|
| Students | 451 | 44,047 | 457 |
| Students per teacher | 14.9 | 15.1 | 14 |
| Free or reduced-price lunch eligible | 64.1% | 87.2% | 63.8% |
Source: NCES CCD 2024-25. District figures add up its schools. 58% of Texas high schools have fewer students per teacher than this school (share of schools with a lower ratio). State test results aren't published here yet.
Cast Technical High School in context
Size
Cast Technical High School is the 10th largest of San Antonio ISD's 19 high schools; its 451 students are 1% of district enrollment. Its 8 closest high schools sit a median 0.9 miles away with a median enrollment of 117; Cast Technical High School is larger than most of them.
As a charter school it is publicly funded and charges no tuition, but it is run under a charter rather than directly by a local school board.
Source: NCES CCD 2024-25 enrollment and school type. Share of district students = this school's students ÷ the district's students. Nearest schools by straight-line distance between NCES EDGE locations.
Grades
Its largest grade is grade 10 with 126 students, and its smallest is grade 9 with 91, against an average of 113 per grade. This year grade 12 has 30% more students than grade 9 (118 against 91). Each grade is a different group of students, so the gap is not a dropout or growth rate.
Source: NCES CCD 2024-25 membership by grade.
Students
The largest group is Hispanic students: 88.9% here and 89.8% across San Antonio ISD. Students from 6 of the 7 race and ethnicity groups NCES reports are enrolled.
64.1% of its students are eligible for free or reduced-price lunch, against 87.2% across San Antonio ISD and a median of 63.8% for Texas high schools. Under the Community Eligibility Provision, every student can eat breakfast and lunch at no charge, and families fill out no meal application.
Source: NCES CCD 2024-25 membership and school lunch program data. District shares weight each school by its enrollment.
Teachers
With 30.33 full-time-equivalent teachers for 451 students, Cast Technical High School has 14.9 students per teacher. At the median Texas high school ratio of 14, a school with 451 students would have about 32.2 teachers, so Cast Technical High School has 1.9 fewer.
Source: NCES CCD 2024-25. Expected teachers = this school's students ÷ the median students per teacher of Texas high schools (14).
Location
Cast Technical High School is inside a principal city of 250,000 people or more, which NCES calls city, large. Fox Technical High School (in the same district) is listed at the same location. Within 10 miles there are 85 other high schools, 39 of them within 5 miles.
Source: NCES EDGE school locations and locale codes, 2024-25. Distances are straight lines.
Students by race and ethnicity
| Hispanic | 88.9% |
| White | 6.4% |
| Black | 2.7% |
| Asian | 1.3% |
| Two or more races | 0.4% |
| Native Hawaiian or Pacific Islander | 0.2% |
32.6% of students are girls and 67.4% are boys.
Source: NCES CCD 2024-25 membership.
Students by grade
| Grade 9 | 91 |
| Grade 10 | 126 |
| Grade 11 | 116 |
| Grade 12 | 118 |
Source: NCES CCD 2024-25 membership.
Location and contact
637 N Main, San Antonio, TX 78205
Phone: (210)554-2700
Locations: NCES EDGE. Map data © OpenStreetMap contributors.
Red: Cast Technical High School. Blue: the nearest high schools.
Nearby high schools
| School | District | Distance | Students | Per teacher | Free/reduced lunch |
|---|---|---|---|---|---|
| Fox Technical High School | San Antonio ISD | 0.0 mi | 499 | 14.8 | 81.4% |
| Positive Solutions Charter | Positive Solutions Charter School | 0.7 mi | 93 | 15.2 | – |
| Henry Ford Academy Alameda School for Art + Design | Henry Ford Academy Alameda School for Art + Design | 0.8 mi | 61 | 8.9 | 39.3% |
| Healy-Murphy | San Antonio ISD | 0.9 mi | 141 | 9.4 | – |
| Cooper Academy at Navarro | San Antonio ISD | 1.0 mi | 318 | 13.2 | 91.8% |
| Travis Early College High School | San Antonio ISD | 1.1 mi | 408 | 19.4 | 68.4% |
| Jja | San Antonio ISD | 1.4 mi | 11 | – | 81.8% |
| Nisd Bexar County Jja | Northside ISD | 1.4 mi | 26 | – | 23.1% |
Source: NCES CCD 2024-25. Distance in a straight line between NCES EDGE locations.