Olathe South Sr High

Olathe Public Schools

Olathe, Kansas

1,841 students

High School, Grades 9–12

(913)780-7160 School Website

#21

Best ACT in Kansas High Schools

1,841

Students

15.4:1

S:T Ratio

School Snapshot

Key metrics at a glance

Avg SAT Score

1,240

A-

out of 1600

Good

Avg ACT Score

B+

out of 36

Good

AP Courses

A+

courses offered

Excellent

AP Enrollment

22%

of students

Good

Student-Teacher Ratio

15:1

B+

students per teacher

Good

Graduation Rate

92%

A+

Excellent

This Week at Olathe South Sr High – July 22, 2026

241 students practicing on Varsity Tutors

SAT Prep

1520

students

Start practicing →

ACT Prep

ENG

MATH

READ

SCI

students

Start practicing →

Math

students

Start practicing →

English

students

Start practicing →

Science

students

Start practicing →

Explore practice resources for Olathe South Sr High students

Academic Grades

Select a grade level to explore courses and resources

Academic Resources

Typical courses and practice resources for students at Olathe South Sr High

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 Olathe South Sr High.

National Tests

August 7, 2026

SAT — National

Registration deadline

August 11, 2026

SAT — National

Late registration deadline

August 14, 2026

ACT — National

Registration deadline

August 22, 2026

SAT — National

Test date

August 28, 2026

SAT — National

Registration deadline

September 1, 2026

ACT — National

Late registration deadline

+63 more national tests this school year

See the full national test & school calendar

Varsity Tutors

Unlock Academic Success

Personalized learning support for Olathe South Sr High learners

SAT Prep

Practice tests, flashcards, and AI-powered study tools

ACT Prep

Master all four sections with targeted practice

Study Coach

Get instant help with homework and practice problems 24/7

1:1 Tutoring

Match with expert tutors in Olathe

Live Classes

Join interactive group sessions with expert instructors

Practice Hub

Thousands of flashcards and learning resources

School Details

Address

1640 E 151st St, Olathe, KS 66062

Phone

(913)780-7160

Website

Visit Website

District

Olathe Public Schools

Academic Calendar

2026-27

Important dates, holidays, and school events

Need Academic Help?

Get matched with expert tutors for any subject

Find a Tutor

Other Schools in District

Washington Elementary

Black Bob Elementary