- Enrollment
- 2,965
- Students per teacher
- 16.9:1
- Resource Index
- 32/100
Other / mixed grade configuration · San Antonio, TX
Thornton El
Federal NCES profile for Thornton El, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 36/100.
2024-25 NCES dataOther / mixed grade configurationNCES 483312006769
👥 S:T ratio 41
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 33
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Thornton El earns 36/100 on the Resource Investment Index, with class sizes near the Texas median. It is also more racially and ethnically mixed than most Texas schools.
- #199 of 327
- schools in San Antonio · Resource Index
- 36
- Resource Index · Typical
- 14.7:1
- students per teacher
- 62.2%
- free-lunch eligible
Thornton El has class sizes near the Texas median. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, Thornton El ranks #199 of 327 schools in San Antonio, TX.
School address
District: Northside Isd · Texas
NCES ID 483312006769 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+10 students YoY
Thornton El held near 568 students from 2022-23 to 2023-24 (+10 headcount).
Teacher FTE added 39.5 → 42.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+10 students YoY 483312006769 · San Antonio, TX Other · MID · TRAD
573 enr · 14.7:1 · 62.2% lunch · RII 36
Nearest enrollment peer: Brennan H S (2,965 students)
Thornton El held near 568 students from 2022-23 to 2023-24 (+10 headcount). Teacher FTE added 39.5 → 42.0 across the same CCD years. Read with this school → · District book → · Texas schools → · Find another →
Thornton El in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Brennan H S
Brennan H S
2,965 students
- Harlan H S
Harlan H S
2,778 students
- Clark H S
Clark H S
2,750 students
- Taft H S
Taft H S
2,670 students
- Brandeis H S
Brandeis H S
2,657 students
- This school 573
Thornton El
573 students
What this shows Thornton El reports 573 students on the CCD universe file.
How Thornton El compares
Thornton El held steady on CCD headcount: ratios and free-lunch share vs Texas and U.S. means.
| Metric | This school | vs Texas | Texas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.7:1 | ▼ 0% | 14.7:1 | 15.7:1 |
| Free-lunch eligible | 62.2% | ▲ 0% | 61.9% | 51.7% |
| Enrollment | 573 | top 40% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.7:1
Leaner classes than 50% of US schools, a middle-of-the-pack class size.
573
Bigger than 70% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
62.2%
free-lunch eligible
- 0% above the Texas average of 61.9%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
14.7:1
students per teacher
- 0% above state mean
Top 56% in Texas - lower ratio than 44% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
26.9%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$10,632
per pupil, district-wide
- below Texas avg of $14,348
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 573 students, the combined health-and-guidance staffing load for this school.
Discipline context
35
in-school suspensions + 0 out-of-school
Suspension rate: 6.1 per 100 students. Combined in-school and out-of-school rate: 6.1 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 50.6%
Asian 17.3%
White 15.9%
Two or More 9.6%
African American 6.5%
Native Hawaiian / Pacific Islander 0.2%
Largest group: Hispanic or Latino at 50.6% of enrollment.
Student-body diversity index 67.5/100
Simpson diversity index - at 67.5, Thornton El is more mixed than the Texas school average of 44.7.
Programs
Gifted & talented Yes
District finance for Northside Isd reports $10,632 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Thornton El Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Brennan H S | Larger | Lower economic need | Higher S:T ratio |
| Harlan H S | Larger | Lower economic need | Higher S:T ratio |
| Clark H S | Larger | Lower economic need | Higher S:T ratio |
| Taft H S | Larger | Lower economic need | Higher S:T ratio |
| Brandeis H S | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Thornton El's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,778
- Students per teacher
- 18.9:1
- Resource Index
- 38/100
- Enrollment
- 2,750
- Students per teacher
- 16.9:1
- Resource Index
- 37/100
- Enrollment
- 2,670
- Students per teacher
- 16.6:1
- Resource Index
- 43/100
- Enrollment
- 2,657
- Students per teacher
- 16.8:1
- Resource Index
- 41/100
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 (~573 students)
Frequently asked questions about Thornton El
How many students attend Thornton El?
Thornton El has 573 students enrolled. It is a public school in San Antonio, TX. CCD year-over-year: 558 (2022-23) → 568 (2023-24), nearly flat (+10).
What is the student-teacher ratio at Thornton El?
The student-teacher ratio at Thornton El is 14.7:1, which is 0% higher than the Texas average of 14.7:1 and 6% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Thornton El?
62.2% of students at Thornton El are eligible for free lunch, compared to the Texas average of 61.9%.
What is the racial and ethnic makeup of Thornton El?
The largest demographic group at Thornton El is Hispanic or Latino at 50.6% of enrollment, in San Antonio, TX. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 67.5/100.
What is the Resource Investment Index for Thornton El?
Thornton El has a Resource Investment Index of 36/100 (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 Thornton El rank among schools in San Antonio?
By Resource Investment Index, Thornton El ranks #199 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 Northside Isd?
Besides Thornton El, Northside Isd also operates Brennan H S (2,965 students), Harlan H S (2,778 students), and Clark H S (2,750 students). See the Northside Isd district page for the complete list.