Other / mixed grade configuration · San Antonio, TX
San Antonio Preparatory
Federal NCES profile for San Antonio Preparatory, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 33/100.
The verdict
San Antonio Preparatory earns 33/100 on the Resource Investment Index, with class sizes larger than 83% of Texas schools.
- #228 of 327
- schools in San Antonio · Resource Index
- 33
- Resource Index · Typical
- 17.4:1
- large classes for Texas
- 44.9%
- free-lunch eligible
San Antonio Preparatory has class sizes larger than 83% of Texas schools. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, San Antonio Preparatory ranks #228 of 327 schools in San Antonio, TX.
School address
NCES ID 480147213875 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-17 students YoY
San Antonio Preparatory shrank from 156 students in 2022-23 to 139 in 2023-24 (-10.9%).
Teacher FTE added 8.2 → 12.7 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-17 students YoY 480147213875 · San Antonio, TX Other · SMALL · CHARTER
139 enr · 17.4:1 · 44.9% lunch · RII 33
Nearest enrollment peer: Ivalee Elementary School (200 students)
San Antonio Preparatory shrank from 156 students in 2022-23 to 139 in 2023-24 (-10.9%). Teacher FTE added 8.2 → 12.7 across the same CCD years. Read with this school → · District book → · Texas schools → · Find another →
How San Antonio Preparatory compares
San Antonio Preparatory is a shrinking campus on CCD: ratios and free-lunch share vs Texas and U.S. means.
| Metric | This school | vs Texas | Texas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 17.4:1 | ▲ 18% | 14.7:1 | 15.7:1 |
| Free-lunch eligible | 44.9% | ▼ 27% | 61.9% | 51.7% |
| Enrollment | 139 | top 89% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Equity indicators methodology
Student demographics
Largest group: African American at 57.6% of enrollment.
Simpson diversity index - at 55.0, San Antonio Preparatory is more mixed than the Texas school average of 44.7.
Programs
District finance for San Antonio Preparatory Schools reports $19,712 per pupil (NCES F-33) - open the district page for the full revenue mix.
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~139 students)
Frequently asked questions about San Antonio Preparatory
How many students attend San Antonio Preparatory?
San Antonio Preparatory has 139 students enrolled. It is a public school in San Antonio, TX. CCD year-over-year: 156 (2022-23) → 139 (2023-24), down 17.
What is the student-teacher ratio at San Antonio Preparatory?
The student-teacher ratio at San Antonio Preparatory is 17.4:1, which is 18% higher than the Texas average of 14.7:1 and 11% higher than the national average of 15.7:1.
What percentage of students receive free lunch at San Antonio Preparatory?
44.9% of students at San Antonio Preparatory are eligible for free lunch, compared to the Texas average of 61.9%.
What is the racial and ethnic makeup of San Antonio Preparatory?
The largest demographic group at San Antonio Preparatory is African American at 57.6% of enrollment, in San Antonio, TX. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 55.0/100.
What is the Resource Investment Index for San Antonio Preparatory?
San Antonio Preparatory has a Resource Investment Index of 33/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does San Antonio Preparatory rank among schools in San Antonio?
By Resource Investment Index, San Antonio Preparatory ranks #228 of 327 schools in San Antonio, TX. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in San Antonio on the city page.
What other schools are in San Antonio Preparatory Schools?
None; San Antonio Preparatory Schools is a single-school charter district, and San Antonio Preparatory is its only campus.