For the 2025-26 school year, there is 1 public high school serving 187 students in Clinton County R-III School District. This district's average high testing ranking is 5/10, which is in the bottom 50% of public high schools in Missouri.
Public High School in Clinton County R-III School District have an average math proficiency score of 45% (versus the Missouri public high school average of 36%), and reading proficiency score of 35% (versus the 51% statewide average).
Public High School in Clinton County R-III School District have a Graduation Rate of 90%, which is more than the Missouri average of 89%.
The school with highest graduation rate is Plattsburg High School, with ≥90% graduation rate. Read more about public school graduation rate statistics in Missouri or national school graduation rate statistics.
Minority enrollment is 25% of the student body (majority Black and Hispanic), which is less than the Missouri public high school average of 30% (majority Black).
Overview
This School District
This State (MO)
# Schools
3 Schools
756 Schools
# Students
704 Students
293,742 Students
# Teachers
59 Teachers
22,924 Teachers
Student-Teacher Ratio
12:1
12:1
Student By Grade
District Rank
Clinton County R-III School District, which is ranked within the bottom 50% of all 553 school districts in Missouri (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 80-89% has decreased from 90% over five school years.
Overall District Rank
#422 out of 555 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
34%
40%
Reading/Language Arts Test Scores (% Proficient)
29%
43%
Science Test Scores (% Proficient)
15-19%
38%
Graduation Rate
(21-22)80-89%
90%
Students by Ethnicity:
Diversity Score
0.31
0.49
% American Indian
n/a
n/a
% Asian
1%
2%
% Hispanic
3%
8%
% Black
2%
15%
% White
83%
70%
% Hawaiian
n/a
n/a
% Two or more races
11%
5%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $13,543 in this school district is less than the state median of $15,081. The school district revenue/student has declined by 9% over four school years.
The school district's spending/student of $17,815 is higher than the state median of $13,908. The school district spending/student has declined by 9% over four school years.
Total Revenue
$10 MM
$13,447 MM
Spending
$13 MM
$12,401 MM
Revenue / Student
$13,543
$15,081
Spending / Student
$17,815
$13,908
Best Clinton County R-III School District Public High Schools (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Plattsburg High School
(Math: 40-49% | Reading: 30-39%)
Rank:
Rank:
5/
Bottom 50%10
800 W Frost St
Plattsburg, MO 64477
(816) 539-2184
Plattsburg, MO 64477
(816) 539-2184
Gr: 9-12 | 187 students Student-teacher ratio: 10:1 Minority enrollment: 25%
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