Serving 563 students in grades 9-12, Chillicothe High School ranks in the top 30% of all schools in Missouri for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 45-49% (which is higher than the Missouri state average of 40%). The percentage of students achieving proficiency in reading/language arts is 50-54% (which is higher than the Missouri state average of 43%).
The student-teacher ratio of 17:1 is higher than the Missouri state level of 12:1.
Minority enrollment is 12% of the student body (majority Hispanic), which is lower than the Missouri state average of 33% (majority Black).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 563 students
- Student-Teacher Ratio: 17:1
- Minority Enrollment: 12%
- Graduation Rate: ≥95% (Top 5% in MO)
- Overall Testing Rank: Top 30%
- Math Proficiency: 45-49% (Top 50%)
- Reading Proficiency: 50-54% (Top 30%)
- Science Proficiency: 30-34% (Btm 50%)
- Source: National Center for Education Statistics (NCES), MO Dept. of Education
Top Rankings
Chillicothe High School ranks among the top 20% of public schools in Missouri for:
Category
Attribute
Graduation Rate
School Overview
Chillicothe High School's student population of 563 students has declined by 7% over five school years.
The teacher population of 33 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
563 students
Total Classroom Teachers
33 teachers
School Calendar
School Rankings
Chillicothe High School ranks within the top 30% of all 2,076 schools in Missouri (based off of combined math and reading proficiency testing data).
The diversity score of Chillicothe High School is 0.22, which is less than the diversity score at state average of 0.52. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#499 out of 2076 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
45-49%
40%
Reading/Language Arts Test Scores (% Proficient)
50-54%
43%
Science Test Scores (% Proficient)
30-34%
38%
Student-Teacher Ratio
17:1
12:1
American Indian
n/a
n/a
Asian
n/a
2%
Hispanic
5%
9%
Black
2%
15%
White
88%
67%
Hawaiian
n/a
1%
Two or more races
5%
6%
All Ethnic Groups
Graduation Rate
≥95%
90%
Eligible for Free Lunch
31%
43%
Eligible for Reduced Lunch
6%
7%
School Statewide Testing
School District Name
Chillicothe R-II School District
Source: National Center for Education Statistics (NCES), MO Dept. of Education
School Notes
- School Mascot: Hornets
Frequently Asked Questions
What is Chillicothe High School's ranking?
Chillicothe High School is ranked #499 out of 2,076 schools, which ranks it among the top 30% of public schools in Missouri.
What percent of students have achieved state testing proficiency in math and reading?
45-49% of students have achieved math proficiency (compared to the 40% MO state average), while 50-54% of students have achieved reading proficiency (compared to the 43% MO state average).
What is the graduation rate of Chillicothe High School?
The graduation rate of Chillicothe High School is 95%, which is higher than the Missouri state average of 90%.
How many students attend Chillicothe High School?
563 students attend Chillicothe High School.
What is the racial composition of the student body?
88% of Chillicothe High School students are White, 5% of students are Hispanic, 5% of students are Two or more races, and 2% of students are Black.
What is the student-teacher ratio of Chillicothe High School?
Chillicothe High School has a student ration of 17:1, which is higher than the Missouri state average of 12:1.
What grades does Chillicothe High School offer ?
Chillicothe High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Chillicothe High School part of?
Chillicothe High School is part of Chillicothe R-II School District.
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