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High Schools

Brennan High School

Northside ISD · Bexar County · 2400 COTTONWOOD WAY, San Antonio, TX 78253

(210)398-1250

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6/10
#551
Rank 551 out of 1,276
Top 43%
English Language Arts7/10 · #445 · 68th percentile
Mathematics4/10 · #807 · 37th percentile
Science8/10 · #346 · 73rd percentile

English Language Arts

Math Trend

Science Trend

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School Overview

Brennan High School sits on San Antonio's fast-growing far west side, where newer subdivisions and a strong sense of community pride define the area. The school shows real strengths in English and Science, making it a solid fit for families who value well-rounded academics with particular depth in those subjects. It's a good option for families planting roots in the 78253 zip code, where the suburban feel is expanding quickly and school spirit tends to run high.

Student Demographics

1,649 students tested · 2023-24 school year

Ethnicity

Hispanic
1,092 (66%)
White
221 (13%)
African American
207 (13%)
Asian
37 (2%)
Other
92 (6%)

Key Indicators

English Learners117 (7%)
Socioeconomically Disadvantaged738 (45%)
Students with Disabilities220 (13%)

Staff & Teachers(2023-24)

3,051
Enrollment
176.7
Teachers (FTE)
17.3:1
Student-Staff Ratio
5
Administrators (FTE)