Average
#5303 of 8,547 schools in TX
Brennan H S
High School · NORTHSIDE ISD
2400 COTTONWOOD WAY, San Antonio, TX 78253
Enrollment
3,052
Student-Teacher
17.3:1
Score
5.8
Grades
9th – 12th
Enrollment
3,052
Student-Teacher
17.3:1
Score
5.8
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In San Antonio
#214 of 516
public schools
Texas high schools
#1,281 of 1,699
In district
#31 of 122
NORTHSIDE ISD
About Brennan H S
Brennan High School serves 3,052 students in grades 9-12 in San Antonio's thriving suburban community. With 176 full-time equivalent teachers, the school maintains a 17.3:1 student-teacher ratio, providing reasonable class sizes for this large high school environment. The school currently ranks #7441 out of 8598 Texas high schools, earning a MySchoolScout rating of 3.9 out of 10, indicating significant room for academic growth.
While the school faces academic challenges, it serves a community with strong educational values and economic stability. Brennan High School is situated in the 78253 ZIP code area, where families enjoy a median household income of $104,951 and median home values of $307,500. The community demonstrates a commitment to education, with 42% of residents holding bachelor's degrees or higher, and maintains economic stability with just a 6% poverty rate among its 63,735 residents.
As a regular public school in Bexar County, Brennan High School operates within one of Texas's major metropolitan areas, benefiting from the resources and opportunities that come with a large suburban setting. The school serves families in an established, well-educated community that values academic achievement and provides a stable foundation for student success.
What Parents Should Know
Brennan H S is a large school with 3,052 students enrolled. Larger schools typically offer a wider range of academic programs, electives, and extracurricular activities. Parents may want to ask about how the school maintains a sense of community and ensures students don't get lost in the crowd.
Score Breakdown
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Brennan H S — Students at Brennan H S score 43% proficient, which is below what's typical for similar communities (expected: 51%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
36.8%
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: 3.1/10.
How Brennan H S Compares
See how Brennan H S performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 66% (2019) to 26% (2021). Reading/ELA proficiency has remained stable from 61% (2019) to 60% (2021).
Location
2400 COTTONWOOD WAY, San Antonio, TX 78253
Nearby Alternatives
Families considering Brennan H S may also want to explore other high schools in the area. LITTLE LIONS LEARNING ACADEMY (rated 6.9/10, 1.8 miles away), which scores notably higher. Another option is TAFT H S (rated 6.5/10, 2.7 miles away), which scores slightly higher. Additionally, PINNACLE MONTESSORI (rated 6.2/10, 1.9 miles away), which scores slightly higher. For more schools in San Antonio, see our San Antonio schools guide .
Nearby Schools
20 within 2.8 mi| School | Distance | Rating |
|---|---|---|
| HARMONY SCHOOL OF SCIENCE- SAN ANTONIO Houston | 0.5 mi | 6.1 |
| BRISCOE MIDDLE San Antonio | 1.1 mi | 5.0 |
| GALM EL San Antonio | 1.1 mi | 4.0 |
| HOFFMANN EL San Antonio | 1.3 mi | 5.0 |
| BASIS SAN ANTONIO - JACK LEWIS JR CAMPUS San Antonio | 1.4 mi | 3.6 |
| BASIS SAN ANTONIO PRI - JACK LEWIS JR CAMPUS San Antonio | 1.4 mi | 3.7 |
| LUNA MIDDLE San Antonio | 1.8 mi | 3.8 |
| PINNACLE MONTESSORI San Antonio | 1.9 mi | 6.2 |
| OTT EL San Antonio | 1.9 mi | 4.8 |
| LITTLE LIONS LEARNING ACADEMY San Antonio | 1.8 mi | 6.9 |
| COLE EL San Antonio | 1.8 mi | 5.2 |
| LEWIS EL San Antonio | 2.0 mi | 5.0 |
| VALE MIDDLE San Antonio | 1.9 mi | 4.8 |
| MIRELES EL San Antonio | 2.4 mi | 5.7 |
| PRIMROSE SCHOOL OF ALAMO RANCH San Antonio | 2.4 mi | — |
| FORESTER EL San Antonio | 2.3 mi | 3.0 |
| UNITED KIDZ ACADEMY SAN ANTONIO San Antonio | 2.3 mi | — |
| LIECK EL San Antonio | 2.6 mi | 4.3 |
| TAFT H S San Antonio | 2.7 mi | 6.5 |
| PINNACLE MONTESSORI ACADEMY OF ALAMO RANCH San Antonio | 2.8 mi | — |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 78253 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$104,260
Median Home Value
$334,900
Median Rent
$1,557/mo
Population
67,578
College Educated
42.7%
Homeownership
77.3%
Avg Commute
30.6 min
Poverty Rate
7.1%
Median Age
32.6
Community Profile
The community surrounding Brennan H S has a median household income of $104,260. It is a well-educated community where 43% of adults hold a bachelor's degree or higher. The median home value in the area is $334,900, with a median rent of $1,557/month. The local poverty rate of 7.1% is relatively low. The average commute for residents is 31 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| AMERICAS H S El Paso, TX | 5.8 |
| ECONOMEDES H S Edinburg, TX | 5.8 |
| GLENN H S Leander, TX | 5.8 |
| GOOSE CREEK MEMORIAL Baytown, TX | 5.8 |
| IRVING H S Irving, TX | 5.8 |
| MARTIN H S Laredo, TX | 5.8 |
Frequently Asked Questions
Common questions about Brennan H S
What grades does Brennan H S serve?
Brennan H S serves students in grades 9th through 12th.
How many students attend Brennan H S?
Brennan H S has an enrollment of approximately 3,052 students.
What is the student-teacher ratio at Brennan H S?
The student-teacher ratio at Brennan H S is 17.3:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Brennan H S rank in TX?
Brennan H S is ranked #5303 out of 8,547 schools in TX.
What is Brennan H S's MySchoolScout rating?
Brennan H S has a composite rating of 5.8 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 Brennan H S?
Based on the most recent state assessment data, Brennan H S has 46.0% math proficiency and 60.5% reading/ELA proficiency.
Is Brennan H S a charter school?
No, Brennan H S is not a charter school. It is a traditional public school operated by the local school district.
Is Brennan H S a Title I school?
No, Brennan H S is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Brennan H S?
36.8% of students at Brennan 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
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 3,052
- Student-Teacher Ratio
- 17.3:1
- Teachers (FTE)
- 176
- Free/Reduced Lunch
- 36.8%
- Type
- regular
- Setting
- Large Suburb
- County
- Bexar County
- Phone
- (210) 398-1250
- Data Year
- 2023–2024
Resources & Links
District
NORTHSIDE ISD- District Enrollment
- 101,095
- Schools in District
- 126
- Per-Pupil Spending
- $10,632
- District Rank
- #31 of 122
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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