St. Clair High School is a high school in St. Clair, Missouri, United States, and is part of the St. Clair R-XIII School District in Franklin County, Missouri. This school is a public high school and services grades 9–12. Saint Clair's mascot is "Spike" the bulldog.
Serving 627 students in grades 9-12, St. Clair High School ranks in the bottom 50% of all schools in Missouri for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 20-24% (which is lower than the Missouri state average of 40%). The percentage of students achieving proficiency in reading/language arts is 40-44% (which is approximately equal to the Missouri state average of 43%).
The student-teacher ratio of 13:1 is higher than the Missouri state level of 12:1.
Minority enrollment is 7% of the student body (majority Black and Hispanic), which is lower than the Missouri state average of 33% (majority Black).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 627 students
- Student-Teacher Ratio: 13:1
- Minority Enrollment: 7%
- Graduation Rate: 90-94% (Top 20% in MO)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 20-24% (Btm 50%)
- Reading Proficiency: 40-44% (Top 50%)
- Science Proficiency: 30-34% (Btm 50%)
- Source: National Center for Education Statistics (NCES), MO Dept. of Education
Top Rankings
St. Clair High School ranks among the top 20% of public schools in Missouri for:
Category
Attribute
Graduation Rate
School Overview
St. Clair High School's student population of 627 students has stayed relatively flat over five school years.
The teacher population of 47 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
627 students
Total Classroom Teachers
47 teachers
School Motto
Committed to Excellence
School Rankings
St. Clair High School ranks within the bottom 50% of all 2,076 schools in Missouri (based off of combined math and reading proficiency testing data).
The diversity score of St. Clair High School is 0.13, 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
#1461 out of 2076 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
20-24%
40%
Reading/Language Arts Test Scores (% Proficient)
40-44%
43%
Science Test Scores (% Proficient)
30-34%
38%
Student-Teacher Ratio
13:1
12:1
American Indian
n/a
n/a
Asian
n/a
2%
Hispanic
1%
9%
Black
1%
15%
White
93%
67%
Hawaiian
n/a
1%
Two or more races
5%
6%
All Ethnic Groups
Graduation Rate
90-94%
90%
Eligible for Free Lunch
36%
43%
Eligible for Reduced Lunch
11%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), MO Dept. of Education
School Notes
- School Mascot: Bulldog
Frequently Asked Questions
What is St. Clair High School's ranking?
St. Clair High School is ranked #1461 out of 2,076 schools, which ranks it among the bottom 50% of public schools in Missouri.
What schools are St. Clair High School often compared to?
St. Clair High Schoolis often viewed alongside schools like Pacific High School, Union High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
20-24% of students have achieved math proficiency (compared to the 40% MO state average), while 40-44% of students have achieved reading proficiency (compared to the 43% MO state average).
What is the graduation rate of St. Clair High School?
The graduation rate of St. Clair High School is 90-94%, which is higher than the Missouri state average of 90%.
How many students attend St. Clair High School?
627 students attend St. Clair High School.
What is the racial composition of the student body?
93% of St. Clair High School students are White, 5% of students are Two or more races, 1% of students are Hispanic, and 1% of students are Black.
What is the student-teacher ratio of St. Clair High School?
St. Clair High School has a student ration of 13:1, which is higher than the Missouri state average of 12:1.
What grades does St. Clair High School offer ?
St. Clair High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is St. Clair High School part of?
St. Clair High School is part of St. Clair R-XIII School District.
School Reviews
5 10/10/2025
Simply and excellent school
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