Enrollment
197
Middle
DISTRICT 233 · STATE 461
SCHOOL COMMUNITY·CLINTON CO. R-III·NCES 292529000846
CLINTON CO. R-III MIDDLE
800 W FROST ST, PLATTSBURG, MO 64477 · (816) 539-3920 · Clinton County
GRADES 05–08MIDDLE42-RURALREGULAR SCHOOL197 STUDENTS
Student : Teacher
11.7:1
17 FTE teachers
DISTRICT 11.3:1 · STATE 13.0:1
Free / Reduced Lunch
39%
77 students
DISTRICT 39% · STATE 54%
Community
0
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Student demographics
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
School pathway
Students here typically continue to
CLINTON CO. R-III MIDDLE→PLATTSBURG HIGH
Feeds from
Based on grade levels within CLINTON CO. R-III. Attendance zones can vary; confirm enrollment with the district.
Test scores
MO DVT (Growth) 2024-25 . Growth Percentile vs PeersEnglish Language Arts
47.9%
MO avg 49.5% . +18.8pp since 2023
Math
67.8%
MO avg 48.7% . +62.8pp since 2023
What this means: On the MO DVT (Growth), Missouri's statewide test, about 48 of every 100 students at this school read and write at grade level and about 68 of 100 do math at grade level. Across all Missouri schools, those numbers are about 50 and 49. Reading and writing scores are up about 19 points since 2023, while math scores are up about 63 points.
Source: MO DVT (Growth). All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
52.1%
composite math + reading, all grades
Predicted
50.5%
based on MO schools with similar FRL share
Beats by
+1.6pp
above demographic expectation
What this means: About 52% of students here test proficient in math and reading, compared with the roughly 51% typical for Missouri schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Missouri's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
7-year change
SY 2017-18 vs SY 2024-25Enrollment
197
+47 (+31%) vs 2017
Student : Teacher
11.7:1
was 13.3:1
% White
83%
was 84%
% Hispanic
3%
was 2%
% Black
2%
was 7%
Source: NCES Common Core of Data
About CLINTON CO. R-III MIDDLE
CLINTON CO. R-III MIDDLE is one of the intimate middle schools in PLATTSBURG, Missouri, overseen by CLINTON CO. R-III, with 197 students on its rolls from grades 5 through 8. Compared to the state average of about 461 students per school, that is 57% smaller than typical.
CLINTON CO. R-III comprises 3 schools with combined enrollment of 698 students; CLINTON CO. R-III MIDDLE is among them.
In terms of who attends, CLINTON CO. R-III MIDDLE shows that nearly all students (83%) are White; the rest comes out to 10% multiracial, 3% Hispanic. By comparison, Clinton County as a whole is about 93% White, so the school skews noticeably less White than its surroundings.
On the resource side, CLINTON CO. R-III MIDDLE lists 17 full-time-equivalent teachers, putting the student-to-teacher ratio at about 11.7:1. Statewide, the average ratio sits near 13.0:1, putting CLINTON CO. R-III MIDDLE tighter than the state norm the norm. Roughly 39% of students at CLINTON CO. R-III MIDDLE qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator.
After controlling for student poverty, CLINTON CO. R-III MIDDLE performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 50.5%, the actual is 52.1%, a residual of +1.6 points.
In the broader community, the surrounding county (Clinton County) logs that median household earnings sit near $70,627, roughly 22% of adults have completed at least a four-year degree, and roughly 9% of residents live below the federal poverty line. CLINTON CO. R-III MIDDLE is one of 12 public schools in Clinton County (combined enrollment of about 3,692 students).
The closest other public school is PLATTSBURG HIGH, roughly 0.1 miles away. Within five miles, there are 2 other public schools. Among the 9 schools in that immediate cluster with test data (this one included), CLINTON CO. R-III MIDDLE ranks 5th on composite proficiency, above the local average of 51.4%.
The school occupies a countryside site.
Looking at the recent track record. Over the past 7-year window, the student count climbed 31%: 150 students in 2018 compared to 197 in 2025. Black enrollment moved from 7% to 2% across the same window. Class-load math has fell: from 13.3:1 in 2018 to 11.7:1 in 2025.
Inside the community feed, members of the CLINTON CO. R-III MIDDLE community share and discuss classroom updates, athletics, and weather closures. Parents, students, alumni, and staff are welcome to weigh in.
Clinton County at a glance
View full county profilePopulation
21,414
Census ACS
Median income
$70,627
Household, ACS
Bachelor's+
22%
Adults 25+
Poverty rate
9%
Below federal line
Schools in county
12
3,692 students
Quick facts
Related schools
Other schools in CLINTON CO. R-III
- ELLIS ELEM.Elementary · 301 students
- PLATTSBURG HIGHHigh · 200 students
Other schools in PLATTSBURG
- ELLIS ELEM.Elementary · 301 students
- PLATTSBURG HIGHHigh · 200 students
Nearby schools
- PLATTSBURG HIGH0.1 mi · 200
- ELLIS ELEM.0.2 mi · 301
- Lathrop High School6.7 mi · 272
- Lathrop Elementary School6.8 mi · 403
- Lathrop Middle School6.8 mi · 196
- EAST BUCHANAN HIGH8.1 mi · 255
Frequently asked questions
About CLINTON CO. R-III MIDDLEWhat is the total enrollment at CLINTON CO. R-III MIDDLE?
CLINTON CO. R-III MIDDLE enrolls approximately 197 students in grades 05-08.
What age range does CLINTON CO. R-III MIDDLE serve?
CLINTON CO. R-III MIDDLE serves students from grade 05 through grade 08.
How many students per teacher at CLINTON CO. R-III MIDDLE?
Approximately 11.7:1 students per teacher at CLINTON CO. R-III MIDDLE.
How diverse is CLINTON CO. R-III MIDDLE?
CLINTON CO. R-III MIDDLE reports a student body of 83% White, 3% Hispanic, 2% Black, 2% Asian, 10% Two or more.
Who oversees CLINTON CO. R-III MIDDLE?
CLINTON CO. R-III MIDDLE is overseen by CLINTON CO. R-III in Clinton County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.