Brennan High School

Direction2400 Cottonwood Way, San Antonio, TX, 78253
Get directions ->
Public School NORTHSIDE ISD High School

Accountability Ratings

C
Average
Start FullStart FullStart FullStar EmptyStar Empty
TEA Ratings
Scaled Score
Student Achievement 80
Student Progress 77
Closing Performance Gaps 78
Overall 79

Distinction Designations

Medal
Read/ELA
Mathematics
Science
Social Studies
Post-Secondary
Comparative Academic Growth
Comparative Closing the Gaps

Discover Excellence at Brennan High School in San Antonio, TX

Nestled in the vibrant and growing community of San Antonio at 2400 Cottonwood Way, Brennan High School stands as a beacon of academic excellence and innovative learning within the esteemed Northside ISD. Known for its commitment to fostering intellectual growth and character development, Brennan High School is an ideal choice for families seeking a comprehensive educational experience in a supportive environment.

Why Choose Brennan High School?

At Brennan High School, we pride ourselves on our exceptional faculty and staff, comprising 166 dedicated teachers who bring an average of 11 years of educational experience to the classroom. Our educators are committed to personalized instruction and are passionate about helping each student reach their full potential. With an average tenure of 7 years at our school, our teachers have developed a deep understanding of our community and curriculum, creating a stable and nurturing learning environment.

Student Engagement and Success

With a current enrollment of 3,036 students, Brennan High School offers a vibrant, diverse community where students can find their niche and thrive. The student-to-teacher ratio of 18.30 ensures that each student receives attentive support and guidance, essential for both academic achievement and personal growth. Our dedicated team of 10 education aids further enriches our educational offerings, providing additional support to ensure that all students have the resources they need to succeed.

A Community of Learners and Leaders

Choosing Brennan High School means joining a community where education extends beyond the classroom. Students are encouraged to explore a wide range of extracurricular activities and leadership opportunities, promoting a well-rounded education that prepares them for college and beyond. Our commitment to excellence in all facets of student life makes Brennan High School not just a place to learn, but a place to thrive.

Join Us at Brennan High School

We invite you to become a part of our dynamic community. For more information or to schedule a visit, please call us at (210) 398-1250. Discover how Brennan High ...

Discover Excellence at Brennan High School in San Antonio, TX

Nestled in the vibrant and growing community of San Antonio at 2400 Cottonwood Way, Brennan High School stands as a beacon of academic excellence and innovative learning within the esteemed Northside ISD. Known for its commitment to fostering intellectual growth and character development, Brennan High School is an ideal choice for families seeking a comprehensive educational experience in a supportive environment.

Why Choose Brennan High School?

At Brennan High School, we pride ourselves on our exceptional faculty and staff, comprising 166 dedicated teachers who bring an average of 11 years of educational experience to the classroom. Our educators are committed to personalized instruction and are passionate about helping each student reach their full potential. With an average tenure of 7 years at our school, our teachers have developed a deep understanding of our community and curriculum, creating a stable and nurturing learning environment.

Student Engagement and Success

With a current enrollment of 3,036 students, Brennan High School offers a vibrant, diverse community where students can find their niche and thrive. The student-to-teacher ratio of 18.30 ensures that each student receives attentive support and guidance, essential for both academic achievement and personal growth. Our dedicated team of 10 education aids further enriches our educational offerings, providing additional support to ensure that all students have the resources they need to succeed.

A Community of Learners and Leaders

Choosing Brennan High School means joining a community where education extends beyond the classroom. Students are encouraged to explore a wide range of extracurricular activities and leadership opportunities, promoting a well-rounded education that prepares them for college and beyond. Our commitment to excellence in all facets of student life makes Brennan High School not just a place to learn, but a place to thrive.

Join Us at Brennan High School

We invite you to become a part of our dynamic community. For more information or to schedule a visit, please call us at (210) 398-1250. Discover how Brennan High School can provide your child with the tools for success in a rapidly changing world. Here, we don’t just teach students; we inspire future leaders.

School Summary

Public School
Grade Span
09-12
Enrollment
2965
Is Charter
No
Address
2400 COTTONWOOD WAY, SAN ANTONIO, TX, 78253
Get Directions
Principal
DR JOHN TRIMBLE
School District
Phone
(210) 398-1250
County
School boundary map anomalies in street representation can and do occur, please contact the school directly using the number listed above.

Brennan High School Student / Staff Statistics

Student Statistics

Racial/Ethnic Group
Racial/Ethnic Group Number Percent
African American 407 13.73%
Hispanic 1,862 62.80%
White 450 15.18%
Asian 84 2.83%
Native American 1 0.03%
Two or More Races 153 5.16%
Total Students 2,965 100.00%
Eco Disadvantaged 997 33.63%
Limited English Proficiency 139 4.69%
Program/Count/Percent
Program Count Percent
Bilingual 102 3.44%
Gifted & Talented 203 6.85%
Special Education 331 11.16%
Teacher Student Ratio 17.00 S/T

Staff Statistics

By Experience
By Experience Count Percent
Over 30 years 5 2.87%
20 - 30 years 18 10.27%
10 - 20 years 58 32.99%
6 - 10 years 45 25.82%
1- 5 years 39 22.32%
Beginning Teacher 10 5.74%
Teacher Experience Average 11.10 yrs
Teacher Tenure Average 7.20 yrs
Teacher Type Number Percent
Total Teachers 174 100%
Female Teachers 97 55.59 %
Male Teachers 77 44.41 %
School Admin 5
School Support 16
Edu Aids 0
Special Education 22

Brennan High School 2025 STAAR Statistics

STAAR Statistics
Group All Subjects Read/ELA Math Science Soc Studies
ALL 88% 84% 76% 97% 98%
African American 86% 81% 74% 96% 97%
Hispanic 87% 83% 76% 97% 98%
White 91% 90% 80% 96% 99%
Asian 94% 91% 88% 100% 100%
Two or More Races 89% 91% 73% 97% 95%
Economically Disadvantaged 84% 78% 70% 97% 97%
Male Students 86% 82% 76% 96% 98%
Female Students 89% 87% 77% 99% 98%
Special Education 67% 55% 53% 89% 91%
Limited English Proficiency 64% 50% 56% 91% 87%

Class of 2024 Graduates

Standardized Test

Class Graduate
Group %
Tested
SAT
Avg
ACT
Avg
Abv
Criteria
ALL 98.6 921 19.8 18.6
African American 96.6 903 18.8 14
Hispanic 99.1 900 * 15.6
White 98.2 994 * 30.6
Asian 100 1034 n/a 41.2
Two or More Races 97.3 935 * 19.4
Male Students 97.3 920 18 21.6
Female Students 100 921 20.6 15.2
Special Education n/a n/a n/a n/a
Eco Disadvantaged n/a n/a n/a n/a

Graduation

Class Graduate
Group Read
Ready
Math
Ready
Both
Ready
Graduated GED Cont. Dropout
ALL 47.4 35.4 28.4 98.7 0.1 n/a 1.1
African American 41.6 32.6 24.7 100 n/a n/a n/a
Hispanic 44.6 31.8 23.9 98.9 n/a n/a 1.1
White 56.6 45.1 41.6 96.6 0.8 n/a 2.5
Asian 75 62.5 62.5 100 n/a n/a n/a
Two or More Races 54.1 45.9 37.8 100 n/a n/a n/a
Male Students n/a n/a n/a 98.7 n/a n/a 1.3
Female Students n/a n/a n/a 98.8 0.3 n/a 0.9
Special Education 6 1.5 1.5 97.1 n/a n/a 2.9
Eco Disadvantaged 37 28.4 19.8 98.8 n/a n/a 1.2

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Homes for Sale near Brennan High School

618 Paul Canyon

San Antonio, TX 78253
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842 Cozumel Emerald

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1706 SPANISH WLS

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Homes for Rent near Brennan High School

13668 Giovannis Garden

San Antonio, TX 78253
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15234 REDBIRD MNR

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4 beds
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14079 Mudstone

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15136 PANDION DR

San Antonio, TX 78245
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15214 Counterpoint

San Antonio, TX 78245
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Recently Sold Homes near Brennan High School

Sold: 10/31/2025

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Sold: 05/30/2025

162 Palma Noce

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$185K - $215K
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Sold: 03/31/2025

838 Cozumel Emerald

San Antonio, TX 78253
$185K - $215K
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Sold: 03/07/2024

918 Red Crossbill

San Antonio, TX 78253
$250K - $285K
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Sold: 06/30/2023

458 Eastern Phoebe

San Antonio, TX 78253
$325K - $370K
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2 baths
2,387 sqft.

Nearby High Schools

Stevens High School Taft High School Warren High School

Compare Brennan High School

Compare School Ratings, Demographic Make-up and Statistics

Brennan High School
Directions2400 COTTONWOOD WAY, SAN ANTONIO, TX, 78253
C
Average
rating starrating starrating starrating starrating star 3/5
1/7
Compare Brennan High School with other schools in Texas
Looking for real estate near Brennan High School? Use the list below to find your perfect home, investment, or rental property. Brennan High School is located at 2400 COTTONWOOD WAY, SAN ANTONIO, TX, 78253. The school is part of the NORTHSIDE ISD. To contact the school, call (210) 398-1250. The email address for the school is info@nisd.net. Don't see what you want? Try looking nearby in zip code . You may also want to view School Profile

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