Mission Collegiate High School

Mission CISD

Alton, Texas

438 students

High School, Grades 9–12

(956)323-6120 School Website

438

Students

14.4:1

S:T Ratio

School Snapshot

Key metrics at a glance

Avg SAT Score

1,100

B+

out of 1600

Good

Avg ACT Score

B+

out of 36

Good

AP Courses

A-

courses offered

Good

AP Enrollment

62%

B+

of students

Excellent

Student-Teacher Ratio

14:1

B+

students per teacher

Good

Graduation Rate

95%

A+

Excellent

Reading Proficiency

85%

Excellent

Math Proficiency

54%

Average

This Week at Mission Collegiate – April 7, 2026

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Academic Grades

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Academic Resources

Typical courses and practice resources for students at Mission Collegiate 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 Mission Collegiate High

Where graduates go and what they study

Popular Colleges

University of Texas Rio Grande Valley

Texas A&M University

University of Texas - Austin

South Texas College

Texas State University

Baylor University

The University of Texas at San Antonio

Texas A&M University - Corpus Christi

Popular Majors

Biology

Nursing

Criminal Justice and Law Enforcement Administration

Psychology

Business

Computer Science

Mechanical Engineering

Education

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School Details

Address

605 S Los Ebanos Rd, Alton, TX 78573

Phone

(956)323-6120

Website

Visit Website

District

Mission CISD

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Other Schools in District

Mission High School

Veterans Memorial High School