Below Average
#2024 of 2,221 schools in MO
Clinton Co. R-iii Middle
Middle School · Clinton Co. R-iii · Plattsburg, MO
A middle school in Plattsburg, MO where students score 19 points below what's typical for similar communities.
800 W. Frost Street, Plattsburg, MO 64477
- Math 22% proficient (2022)
- Reading 33% vs MO 43% (2025)
- 15.7:1 student-teacher ratio
Academics
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Students at Clinton Co. R-iii Middle score 28% proficient, which is below what's typical for similar communities (expected: 47%).
2025 MAP proficiency
Most recent published year. School vs. MO average.
Trend
↑ RecoveringProficiency declined earlier in the 17-year record (2009–2025), then recovered 6 points since 2021, reaching 33% in 2025.
Show all 16 years
Multi-year averages used by the rating model: math 42% (multi-year average, 2009-2022) · reading/ELA 45% (multi-year average, 2009-2025)
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Based on 32 test records from MO state assessments and EdFacts (NCES).
Equity & diversity
Shown separately, not included in the overall scoreFree/reduced lunch
42.7%
Students qualifying for federal meal assistance
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateThe neighborhood
Where Clinton Co. R-iii Middle sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries. Open the Kansas City map →
Getting around & local context
- Walk 41Car-Dependent
- Bike 29Somewhat Bikeable
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Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$64,972
Median home value
$220,900
Median rent
$775/mo
College educated
29.5%
Homeownership
76.5%
Poverty rate
13.4%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 64477; this is area context, not an attendance boundary.
Programs & students
Programs & Offerings
Compare nearby
Nearby same-level schools
0 from verified nearby records
No verified same-level alternatives
The available nearby set has no same-level school with a verified grade span.
Clinton Co. R-iii
- Schools in district
- 3
- Rank in district
- #3 of 3
- District spending per student
- $13,277NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 9.6%Census SAIPE · 2024
Clinton Co. R-iii Middle is listed in CLINTON CO. R-III; a district label does not verify attendance for an address.
About Clinton Co. R-iii Middle
Clinton Co. R-iii Middle is a public middle school in Plattsburg, MO, part of Clinton Co. R-iii, serving approximately 157 students in grades 6th-8th with a 15.7:1 student-teacher ratio.
It holds a MySchoolScout rating of 4.0 out of 10 and ranks #2,024 of 2,221 schools in MO. State assessment records show 42% math proficiency (multi-year average, 2009-2022) and 45% reading/ELA proficiency (multi-year average, 2009-2025).
Frequently asked questions
Common questions about Clinton Co. R-iii Middle
What grades does Clinton Co. R-iii Middle serve?
Clinton Co. R-iii Middle serves students in grades 6th through 8th.
How many students attend Clinton Co. R-iii Middle?
Clinton Co. R-iii Middle has an enrollment of approximately 157 students.
What is the student-teacher ratio at Clinton Co. R-iii Middle?
The student-teacher ratio at Clinton Co. R-iii Middle is 15.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Clinton Co. R-iii Middle rank in MO?
Clinton Co. R-iii Middle ranks #2,024 of 2,221 schools in MO.
What is Clinton Co. R-iii Middle's MySchoolScout rating?
Clinton Co. R-iii Middle has a current MySchoolScout rating of 4.0 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Clinton Co. R-iii Middle?
Based on loaded state assessment records, Clinton Co. R-iii Middle has 42% math proficiency (multi-year average, 2009-2022) and 45% reading/ELA proficiency (multi-year average, 2009-2025).
Is Clinton Co. R-iii Middle a charter school?
No, Clinton Co. R-iii Middle is not a charter school. It is a traditional public school operated by the local school district.
Is Clinton Co. R-iii Middle a Title I school?
No, Clinton Co. R-iii Middle is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Clinton Co. R-iii Middle?
42.7% of students at Clinton Co. R-iii Middle qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
School factsNCES Common Core of Data (CCD) (SY 2023–24)
- Grades
- 6th – 8th
- Enrollment
- 157
- Student-Teacher Ratio
- 15.7:1
- Teachers (FTE)
- 10
- Type
- regular
- Setting
- Distant Rural
- County
- Clinton County
- Chronic Absenteeism (SY 2022-23)
- 15.9%
- Phone
- (816) 539-3920
- Area population (ZIP 64477)
- 3,459
- Area average commute
- 34.6 min
- Area median age
- 51.7
Official sources & links
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
- Source period: SY 2023–24. A newer release may be available.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Math proficiency
- State department of education · 2022 EdFacts · Low confidence
- Older source: 2022 EdFacts. Use as historical context.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2025 MAP · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Student progress (growth)
- State assessments / EdFacts · Mixed source periods · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 64477; this does not measure the attendance area.
- Programs (AP/IB, athletics, gifted)
- CRDC via Urban Institute · SY 2021–22 · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: SY 2021–22. A newer release may be available.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2022, multi-year average, 2009-2025; directory SY 2023–24
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