Monticello High School

Monticello CUSD 25

Monticello, Illinois

476 students

High School, Grades 9–12

(217)762-8511 School Website

#62

Best ACT in Illinois High Schools

476

Students

13.1:1

S:T Ratio

School Snapshot

Key metrics at a glance

Avg SAT Score

1,180

B+

out of 1600

Good

Avg ACT Score

out of 36

Excellent

AP Courses

B-

courses offered

Average

AP Enrollment

15%

of students

Average

Student-Teacher Ratio

13:1

A-

students per teacher

Good

Graduation Rate

95%

A+

Excellent

Reading Proficiency

35%

C+

Below Avg

Math Proficiency

23%

Below Avg

This Week at Monticello – April 12, 2026

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Academic Grades

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Academic Resources

Typical courses and practice resources for students at Monticello 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 Monticello High

Where graduates go and what they study

Popular Colleges

University of Illinois Urbana-Champaign

Illinois State University

Parkland College

Purdue University

Eastern Illinois University

Southern Illinois University Carbondale

University of Iowa

Michigan State University

Popular Majors

Business

Nursing

Biology

Pre-Medicine Studies

Psychology

Accounting

English

Kinesiology and Exercise Science

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School Details

Address

1 Sage Dr, Monticello, IL 61856

Phone

(217)762-8511

Website

Visit Website

District

Monticello CUSD 25

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Other Schools in District

Washington School

Monticello Middle School

Monticello High School

White Heath Elementary School