For the 2025 school year, there are 2 public high schools serving 405 students in St. Clair County, MO.
The top ranked public high schools in St. Clair County, MO are Appleton City High School and Osceola Jr.-sr. High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
St. Clair County, MO public high schools have an average math proficiency score of 29% (versus the Missouri public high school average of 37%), and reading proficiency score of 32% (versus the 51% statewide average). High schools in St. Clair County have an average ranking of 1/10, which is in the bottom 50% of Missouri public high schools.
St. Clair County, MO public high school have a Graduation Rate of 83%, which is less than the Missouri average of 90%.
The school with highest graduation rate is Osceola Jr.-sr. High School, with 80-89% graduation rate. Read more about public school graduation rate statistics in Missouri or national school graduation rate statistics.
Minority enrollment is 6% of the student body (majority Hispanic and Black), which is less than the Missouri public high school average of 30% (majority Black).
Best Public High Schools in St. Clair County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Appleton City High School
(Math: 30-34% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
408 W 4th
Appleton City, MO 64724
(660) 476-2118
Appleton City, MO 64724
(660) 476-2118
Grades: 7-12
| 158 students
Rank: #22.
Osceola Jr.-sr. High School
(Math: 25-29% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
76 Se Hwy Ww
Osceola, MO 64776
(417) 646-8144
Osceola, MO 64776
(417) 646-8144
Grades: 7-12
| 247 students
St. Clair County Public Schools (Closed)
School
Location
Grades
Students
Po Box 126
Appleton City, MO 64724
(660) 476-2108
Appleton City, MO 64724
(660) 476-2108
Grades: K-6
| 186 students
Po Box 126
Appleton City, MO 64724
(660) 476-2108
Appleton City, MO 64724
(660) 476-2108
Grades: 6-8
| 104 students
Frequently Asked Questions
What are the top ranked public high schools in St. Clair County, MO?
The top ranked public high schools in St. Clair County, MO include Appleton City High School and Osceola Jr.-sr. High School.
How many public high schools are located in St. Clair County?
2 public high schools are located in St. Clair County.
What is the racial composition of students in St. Clair County?
St. Clair County public high schools minority enrollment is 6% of the student body (majority Hispanic and Black), which is less than the Missouri public high schools average of 30% (majority Black).
Which public high schools in St. Clair County are often viewed compared to one another?
Popular comparisons of public high schools in St. Clair County include: Appleton City High School vs. Osceola Jr.-sr. High School
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