Enrollment
2,965
Texas · 2024-25 NCES data
2024-25 NCES data High school (grades 9-12) NCES 483312012347
Brennan H S — San Antonio, TX
Federal NCES profile for Brennan H S, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 45/100.
👥 Class size 28
📚 AP courses 100
🌟 Gifted program 70
🎓 Counselors 1
📋 Attendance 25
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: Northside Isd · Texas
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
175.0
Federal CCD staff survey
Students per teacher
18:1
vs 14.6:1 Texas avg
+23% vs state
Free-lunch eligible
31.2%
vs 61.9% Texas avg
-50% vs state
Student-teacher ratio in context
How Brennan H S compares with Texas and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
Brennan H S reports 2,965 enrolled students to the National Center for Education Statistics (NCES) alongside 175.0 full-time-equivalent teachers, producing a 18:1 student-teacher ratio. That figure sits 23% above the Texas state mean of 14.6:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 13% higher, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 31.2% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 50% below the Texas average and 40% below the national baseline. The school offers 25 Advanced Placement courses, a stronger academic pipeline indicator than enrollment alone. Counselor coverage works out to roughly 494 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 30.2% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Northside Isd spends $13,257 per pupil district-wide, below the Texas average of $17,150 and below the national average of $19,490. Revenue comes 60.8% from local sources (property taxes), 21.6% from the state, and 17.6% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 45/100 (D), calculated from 5 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Brennan H S compares
Cross-validating school-level NCES values against Texas state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Texas | Texas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 18:1 | ▲ 23% | 14.6:1 | 15.9:1 |
| Free-lunch eligible | 31.2% | ▼ 50% | 61.9% | 51.8% |
| Enrollment | 2,965 | top 99% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Economic need
31.2%
free-lunch eligible
— 50% below the Texas average of 61.9%
Below the 40% Title I threshold — federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
18:1
students per teacher
— 23% above state mean
Top 90% in Texas — lower ratio than 10% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
30.2%
chronically absent (missed 10%+ of school days)
Chronic absenteeism at or above 20% — the CDC threshold for "high" — signals significant barriers to regular attendance.
Funding equity
$13,257
per pupil, district-wide
— below Texas avg of $17,150
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors6.0 FTE
Per 494 students — the combined health-and-guidance staffing load for this school.
Discipline context
399
in-school suspensions + 235 out-of-school
Suspension rate: 13.5 per 100 students. Combined in-school and out-of-school rate: 21.4 per 100 students. Reported via the Civil Rights Data Collection. Includes 4 expulsions.
Overview
Enrollment 2,965 Top 99% in Texas — larger than 1% of 9,061 state schools
Teachers (FTE) 175.0
Students per teacher 18:1 +23% vs state
Free-lunch eligible 31.2% -50% vs state
NCES ID 483312012347
Student demographics
Hispanic or Latino 62.8%
White 15.2%
African American 13.7%
Two or More 5.2%
Asian 2.8%
Native Hawaiian / Pacific Islander 0.3%
Largest group: Hispanic or Latino at 62.8% of enrollment.
Programs & staff
AP courses offered 25
Gifted & talented Yes
Counselors (FTE) 6.0
Students per counselor 494:1
Discipline & special education
Chronically absent 30.2%
In-school suspensions 399
Out-of-school suspensions 235
Expulsions 4
Funding & spending
District-wide per-pupil expenditure for Northside Isd, which includes Brennan H S.
$13,257
Per student
-23%
vs Texas
Avg $17,150
-32%
vs U.S.
Avg $19,490
Revenue mix
Local 60.8%
State 21.6%
Federal 17.6%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
Other Schools in This District
- Enrollment
- 2,778
- Students per teacher
- 17.2:1
- Enrollment
- 2,750
- Students per teacher
- 17.4:1
- Enrollment
- 2,670
- Students per teacher
- 16.7:1
- Enrollment
- 2,657
- Students per teacher
- 17.6:1
- Enrollment
- 2,634
- Students per teacher
- 16.4:1
Similar high schools in San Antonio
6 comparable high schools (grades 9-12) serving the same city.
Reagan H S
Standard public school
3,403 students 18.3:1 students per teacher
East Central H S
Standard public school
3,362 students 17.7:1 students per teacher
Johnson H S
Standard public school
3,196 students 18:1 students per teacher
Harlan H S
Standard public school
2,778 students 17.2:1 students per teacher
Clark H S
Standard public school
2,750 students 17.4:1 students per teacher
Taft H S
Standard public school
2,670 students 16.7:1 students per teacher
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about Brennan H S
How many students attend Brennan H S?
Brennan H S has 2,965 students enrolled. It is a high school in SAN ANTONIO, TX.
What is the student-teacher ratio at Brennan H S?
The student-teacher ratio at Brennan H S is 18:1, which is 23% higher than the Texas average of 14.6:1 and 13% higher than the national average of 15.9:1.
What percentage of students receive free lunch at Brennan H S?
31.2% of students at Brennan H S are eligible for free lunch, compared to the Texas average of 61.9%.
What is the racial and ethnic makeup of Brennan H S?
The largest demographic group at Brennan H S is Hispanic or Latino at 62.8%. The school serves a diverse student body in SAN ANTONIO, TX.
What is the Resource Investment Index for Brennan H S?
Brennan H S has a Resource Investment Index of 45/100 (D) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.