Kelly Walsh High School

Natrona County School District #1

Casper, Wyoming

2,051 students

High School, Grades 9–12

(307)253-2000 School Website

Best ACT in Wyoming High Schools

2,051

Students

15.9:1

S:T Ratio

School Snapshot

Key metrics at a glance

Avg SAT Score

1,200

A-

out of 1600

Good

Avg ACT Score

B+

out of 36

Good

AP Courses

courses offered

Excellent

AP Enrollment

of students

Below Avg

Student-Teacher Ratio

16:1

B+

students per teacher

Good

Graduation Rate

85%

Excellent

Reading Proficiency

56%

Average

Math Proficiency

42%

B-

Average

This Week at Kelly Walsh – September 20, 2026

275 students practicing on Varsity Tutors

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Academic Grades

Select a grade level to explore courses and resources

Academic Resources

Typical courses and practice resources for students at Kelly Walsh 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

Standardized Test Dates

Upcoming national, state, and school calendar dates that affect students at Kelly Walsh High School.

National Tests

August 1, 2026 – November 30, 2026

ISEE — Fall Testing Season

Testing window

August 3, 2026 – June 30, 2027

SSAT — Flex Testing

Testing window

September 22, 2026

SAT — National

Late registration deadline

September 25, 2026

SAT — National

Score release

September 29, 2026

ACT — National

Late registration deadline

October 1, 2026 – October 30, 2026

PSAT 8/9 — Fall

Testing window

+66 more national tests this school year

State Assessments

September 8, 2026 – October 2, 2026

WY-TOPP Interim — Fall - ELA

Testing window

September 8, 2026 – October 2, 2026

WY-TOPP Interim — Fall - Math

Testing window

January 12, 2027 – February 5, 2027

WY-TOPP Interim — Winter - ELA

Testing window

January 12, 2027 – February 5, 2027

WY-TOPP Interim — Winter - Math

Testing window

See the full national test & school calendar

After Kelly Walsh High

Where graduates go and what they study

Popular Colleges

University of Wyoming

Casper College

Colorado State University

University of Utah

Black Hills State University

Montana State University

University of Denver

University of Northern Colorado

Popular Majors

Business

Psychology

Pre-Medicine Studies

Biology

Nursing

Computer Science

Elementary Education

Kinesiology and Exercise Science

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1:1 Tutoring

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Live Classes

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School Details

Address

3500 East 12th Street, Casper, WY 82609

Phone

(307)253-2000

Website

Visit Website

District

Natrona County School District #1

Academic Calendar

2025-26

Important dates, holidays, and school events

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Other Schools in District

Kelly Walsh High School

Casper Classical Academy

Crest Hill Elementary

Lincoln Elementary School

Poison Spider Elementary

Centennial Middle School