Brien McMahon High School

Norwalk School District

Norwalk, Connecticut

1,711 students

High School, Grades 9–12

(203)852-9488

#25

Best ACT in Connecticut High Schools

1,711

Students

14.4:1

S:T Ratio

School Snapshot

Key metrics at a glance

Avg SAT Score

1,160

B+

out of 1600

Good

Avg ACT Score

out of 36

Excellent

AP Courses

A+

courses offered

Excellent

AP Enrollment

17%

of students

Average

Student-Teacher Ratio

14:1

B+

students per teacher

Good

Graduation Rate

89%

Excellent

Reading Proficiency

39%

C+

Below Avg

Math Proficiency

21%

Below Avg

This Week at Brien McMahon – April 14, 2026

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Academic Grades

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Academic Resources

Typical courses and practice resources for students at Brien McMahon High School

Biology

Cell biology, genetics, evolution, and ecology

AP Biology

College-level biology with lab component

Chemistry

Atomic structure, reactions, and stoichiometry

AP Chemistry

College-level chemistry with lab component

Physics

Mechanics, waves, electricity, and magnetism

AP Physics 1

Algebra-based mechanics and waves

Environmental Science

Ecosystems, human impact, and sustainability

AP Environmental Science

College-level environmental science

World History

Global civilizations from ancient to modern times

AP World History

College-level world history analysis

U.S. History

American history from colonization to present

AP U.S. History

College-level American history

After Brien McMahon High

Where graduates go and what they study

Popular Colleges

University of Connecticut

Southern Connecticut State University

Boston University

Quinnipiac University

Sacred Heart University

University of Connecticut - Stamford

University of New Haven

New York University

Popular Majors

Business

Psychology

Nursing

Marketing

Biology

Finance

Computer Science

Pre-Medicine Studies

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School Details

Address

300 Highland Avenue, Norwalk, CT 06854

Phone

(203)852-9488

District

Norwalk School District

Academic Calendar

2025-2026

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Other Schools in District

Brien McMahon High School

Center for Global Studies

Brookside Elementary School

Cranbury Elementary School

Marvin Elementary School

Norwalk High School