Item: Clinton County R-III School District
Rating: 3
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Clinton County R-III School District

800 W Frost
Plattsburg, MO 64477-0287

( shown in map)

Bottom 50%

Tel: (816) 539-2183

For the 2025-26 school year, there are 3 public schools serving 704 students in Clinton County R-III School District. This district's average is 3/10, which is in the bottom 50% of public schools in Missouri.

Public Schools in Clinton County R-III School District have an score of 34% (versus the Missouri public school average of 40%), and score of 30% (versus the 43% statewide average).

Minority enrollment is 17% of the student body (majority Hispanic and Black), which is less than the Missouri public school average of 32% (majority Black).

Overview

This School District

This State (MO)

# Schools

3 Schools

2,474 Schools

# Students

704 Students

891,639 Students

# Teachers

59 Teachers

69,801 Teachers

Student-Teacher Ratio

12:1

Student By Grade

View Data

Comparison of Students By Grade Trends
Grade	Clinton County R-III School District	Missouri
Pre-K	50	63
Kind	42	109
1	46	111
2	62	115
3	53	113
4	59	115
5	48	115
6	55	115
7	43	116
8	59	118
9	49	125
10	43	125
11	50	122
12	45	115

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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.

This School District

State Average (MO)

#422 out of 555 school districts
(Bottom 50%)

View Data

Overall School District Rank Trends
Year	Clinton County R-III School District
2023	#422
2022	#475
2021	#436
2019	#369
2018	#421
2017	#417
2016	#198
2015	#156
2014	#199
2013	#341
2012	#222

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34%

40%

View Data

Math Proficiency Trends
Year	Clinton County R-III School District	Missouri
2023	34%	40%
2022	23%	39%
2021	21%	37%
2019	31%	42%
2018	31%	42%
2017	39%	47%
2016	47%	48%
2015	51%	44%
2014	53%	52%
2013	45%	53%
2012	57%	55%

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29%

43%

View Data

Reading and Language Arts Proficiency Trends
Year	Clinton County R-III School District	Missouri
2022	29%	43%
2021	39%	46%
2019	46%	49%
2018	31%	49%
2017	52%	61%
2016	65%	63%
2015	60%	60%
2014	54%	53%
2013	56%	55%
2012	55%	55%
2011	50%	55%

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15-19%

38%

View Data

Science Proficiency Trends
Year	Clinton County R-III School District	Missouri
2022	17%	38%
2021	37%	37%

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(21-22)

80-89%

90%

View Data

Graduation Rate Trends
Year	Clinton County R-III School District	Missouri
2022	84%	90%
2021	84%	89%
2020	84%	90%
2019	90%	90%
2018	90%	90%
2017	90%	89%
2016	90%	90%
2015	90%	89%
2014	95%	89%
2013	90%	87%
2012	84%	86%

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Students by Ethnicity:

0.31

0.51

View Data

Comparison of Diversity Score Trends
Year	Clinton County R-III School District	Missouri
2023	0.27	0.50
2022	0.29	0.50
2021	0.29	0.48
2020	0.29	0.47
2019	0.29	0.47
2018	0.27	0.45
2017	0.27	0.45
2016	0.28	0.46
2015	0.25	0.44
2014	0.25	0.44
2013	0.27	0.42
2012	0.26	0.42
2011	0.23	0.41
2010	0.22	0.39
2009	0.21	0.39
2008	0.20	0.39
2007	0.22	0.39
2006	0.18	0.37
2005	0.20	0.38
2004	0.19	0.36
2003	0.19	0.36
2002	0.19	0.35
2001	0.17	0.35
2000	0.17	0.33
1999	0.18	0.32
1998	0.19	0.31
1997	0.20	0.31
1996	0.19	0.30
1995	0.17	0.30
1994	0.16	0.30
1993	0.18	0.29

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% American Indian

n/a

% Asian

View Data

Asian Student Percentage Comparison Over Years (2006-2023)
Year	Clinton County R-III School District	Missouri
2023	1%	2%
2022	1%	2%
2021	1%	2%
2020	2%	2%
2019	2%	2%
2014	1%	3%
2013	1%	2%
2012	1%	2%
2011	2%	2%
2010	1%	2%
2006	1%	2%

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% Hispanic

View Data

Hispanic Student Percentage Comparison Over Years (1998-2023)
Year	Clinton County R-III School District	Missouri
2023	2%	8%
2022	2%	8%
2021	1%	7%
2020	2%	7%
2019	2%	7%
2018	3%	6%
2017	3%	6%
2016	3%	6%
2015	3%	6%
2014	3%	6%
2013	3%	5%
2012	3%	5%
2011	2%	5%
2010	2%	4%
2009	3%	4%
2008	2%	4%
2007	2%	3%
2006	1%	3%
2005	2%	3%
2004	1%	3%
2003	1%	2%
2002	1%	2%
2001	1%	2%
2000	1%	2%
1998	1%	1%

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% Black

15%

View Data

Black Student Percentage Comparison Over Years (1993-2023)
Year	Clinton County R-III School District	Missouri
2023	1%	15%
2022	2%	15%
2021	2%	15%
2020	5%	16%
2019	5%	16%
2018	7%	16%
2017	7%	16%
2016	6%	16%
2015	7%	16%
2014	7%	16%
2013	7%	17%
2012	8%	17%
2011	9%	17%
2010	8%	18%
2009	8%	18%
2008	8%	18%
2007	9%	18%
2006	7%	18%
2005	8%	18%
2004	7%	18%
2003	8%	18%
2002	8%	18%
2001	8%	17%
2000	8%	17%
1999	10%	17%
1998	9%	17%
1997	9%	17%
1996	9%	16%
1995	9%	16%
1994	9%	16%
1993	9%	15%

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% White

83%

68%

View Data

White Student Percentage Comparison Over Years (1993-2023)
Year	Clinton County R-III School District	Missouri
2023	85%	69%
2022	84%	69%
2021	83%	70%
2020	84%	71%
2019	84%	71%
2018	85%	72%
2017	85%	72%
2016	85%	72%
2015	86%	73%
2014	87%	73%
2013	85%	74%
2012	86%	74%
2011	87%	75%
2010	88%	76%
2009	88%	76%
2008	89%	76%
2007	88%	76%
2006	91%	77%
2005	89%	77%
2004	90%	78%
2003	90%	78%
2002	90%	79%
2001	91%	79%
2000	91%	80%
1999	90%	81%
1998	90%	81%
1997	89%	81%
1996	90%	82%
1995	91%	82%
1994	91%	82%
1993	90%	83%

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% Hawaiian

n/a

% Two or more races

11%

View Data

Two or More Races Student Percentage Comparison Over Years (2013-2023)
Year	Clinton County R-III School District	Missouri
2023	10%	6%
2022	10%	5%
2021	12%	5%
2020	7%	4%
2019	7%	4%
2018	5%	4%
2017	5%	4%
2016	6%	3%
2015	4%	3%
2014	2%	2%
2013	3%	2%

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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.

This School District

This State (MO)

Total Revenue

$10 MM

$13,447 MM

View Data

Total Revenues Trends
Year	Clinton County R-III School District	Missouri
2023	$10 MM	$7 MM
2022	$9 MM	$6 MM
2021	$10 MM	$7 MM
2020	$9 MM	$6 MM
2019	$9 MM	$6 MM
2018	$9 MM	$6 MM
2017	$9 MM	$6 MM
2016	$8 MM	$6 MM
2015	$8 MM	$6 MM
2014	$8 MM	$6 MM
2012	$9 MM	$6 MM
2011	$9 MM	$6 MM
2010	$8 MM	$6 MM
2009	$9 MM	$5 MM
2008	$8 MM	$5 MM
2007	$8 MM	$5 MM
2006	$8 MM	$5 MM
2005	$7 MM	$5 MM
2004	$6 MM	$5 MM
2003	$6 MM	$5 MM
2002	$7 MM	$4 MM
2001	$6 MM	$4 MM
2000	$6 MM	$4 MM
1999	$5 MM	$4 MM
1998	$5 MM	$4 MM
1997	$5 MM	$3 MM
1996	$4 MM	$3 MM
1995	$4 MM	$3 MM

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Spending

$13 MM

$12,401 MM

View Data

Total Expenditure Trends
Year	Clinton County R-III School District	Missouri
2023	$13 MM	$6 MM
2022	$12 MM	$7 MM
2021	$13 MM	$6 MM
2020	$12 MM	$7 MM
2019	$8 MM	$6 MM
2018	$8 MM	$6 MM
2017	$8 MM	$6 MM
2016	$8 MM	$6 MM
2015	$12 MM	$6 MM
2014	$8 MM	$6 MM
2012	$8 MM	$5 MM
2011	$10 MM	$6 MM
2010	$12 MM	$6 MM
2009	$9 MM	$6 MM
2008	$8 MM	$6 MM
2007	$8 MM	$5 MM
2006	$7 MM	$5 MM
2005	$7 MM	$5 MM
2004	$7 MM	$5 MM
2003	$11 MM	$5 MM
2002	$7 MM	$5 MM
2001	$6 MM	$4 MM
2000	$5 MM	$4 MM
1999	$6 MM	$4 MM
1998	$5 MM	$4 MM
1997	$4 MM	$3 MM
1996	$4 MM	$3 MM
1995	$4 MM	$3 MM

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Revenue / Student

$13,543

$15,081

View Data

Average Revenue Per Student Trends
Year	Clinton County R-III School District	Missouri
2023	$14,337	$12,828
2022	$13,966	$10,721
2021	$14,967	$13,574
2020	$13,966	$10,721
2019	$13,534	$11,328
2018	$13,705	$11,298
2017	$13,836	$11,359
2016	$12,273	$10,788
2015	$12,222	$9,469
2014	$11,815	$9,927
2012	$11,238	$9,889
2011	$11,525	$9,681
2010	$10,320	$9,469
2009	$10,746	$8,810
2008	$10,028	$8,648
2007	$9,537	$8,379
2006	$9,214	$8,290
2005	$8,731	$7,623
2004	$7,630	$7,592
2003	$7,537	$7,245
2002	$8,153	$6,806
2001	$7,273	$7,002
2000	$6,715	$6,217
1999	$6,203	$5,811
1998	$6,088	$5,726
1997	$5,686	$5,500
1995	$4,796	$4,709
1992	$3,730	$3,754

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Spending / Student

$17,815

$13,908

View Data

Average Expenditure Per Student Trends
Year	Clinton County R-III School District	Missouri
2023	$18,860	$11,362
2022	$18,971	$11,595
2021	$19,689	$12,023
2020	$18,971	$11,595
2019	$12,704	$11,339
2018	$11,674	$10,855
2017	$11,625	$11,263
2016	$11,513	$10,861
2015	$16,771	$9,562
2014	$10,983	$9,640
2012	$10,312	$9,313
2011	$13,355	$9,303
2010	$14,161	$9,562
2009	$11,189	$8,968
2008	$10,007	$9,268
2007	$8,896	$8,911
2006	$8,467	$8,142
2005	$7,768	$7,369
2004	$8,404	$7,250
2003	$13,621	$7,305
2002	$8,444	$7,131
2001	$7,294	$6,892
2000	$6,462	$6,240
1999	$6,576	$5,803
1998	$5,584	$5,573
1997	$5,230	$5,302
1995	$4,430	$4,594
1992	$3,658	$3,754

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Best Clinton County R-III School District Public Schools (2025-26)

School
(Math and Reading Proficiency)

Location

Quick Facts

Rank: #11.

Plattsburg High School

(Math: 40-49% | Reading: 30-39%)
:

Bottom 50%

Add to Compare

800 W Frost St
Plattsburg, MO 64477
(816) 539-2184

Gr: 9-12 | 187 students Student-teacher ratio: 10:1 Minority enrollment: 25%

Rank: #22.

Ellis Elementary School

(Math: 35-39% | Reading: 30-34%)
:

Bottom 50%

Add to Compare

603 W Frost St
Plattsburg, MO 64477
(816) 539-2187

Gr: PK-5 | 360 students Student-teacher ratio: 12:1 Minority enrollment: 14%

Rank: #33.

Clinton Co. R-iii Middle School

(Math: 25-29% | Reading: 25-29%)
:

Bottom 50%

Add to Compare

800 W Frost St
Plattsburg, MO 64477
(816) 539-3920

Gr: 6-8 | 157 students Student-teacher ratio: 14:1 Minority enrollment: 17%

Frequently Asked Questions

How many schools belong to Clinton County R-III School District?

Clinton County R-III School District manages 3 public schools serving 704 students.

What is the rank of Clinton County R-III School District?

Clinton County R-III School District is ranked #415 out of 553 school districts in Missouri (bottom 50%) based off of combined math and reading proficiency testing data for the 2022-2023 school year.

What is the racial composition of students in Clinton County R-III School District?

83% of Clinton County R-III School District students are White, 11% of students are Two or more races, 3% of students are Hispanic, 2% of students are Black, and 1% of students are Asian.

What is the student/teacher ratio of Clinton County R-III School District?

Clinton County R-III School District has a student/teacher ratio of 12:1, which is lower than the Missouri state average of 13:1.

What is Clinton County R-III School District's spending/student ratio?

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.

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Quick Facts (2025-26)

District size: 3 schools
Grades: PK-12
Enrollment: 704 students
Student-Teacher Ratio: 12:1
Minority Enrollment: 17%
: 80-89% (Btm 50% in MO)
: Bottom 50%
: 34% (Btm 50%)
: 29% (Btm 50%)
: 15-19% (Btm 50%)
Source: National Center for Education Statistics (NCES), MO Dept. of Education