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Clinton County R-III Middle

Q: Is Clinton County R-III Middle a good school?

Clinton County R-III Middle ranks 259 th of 438 Missouri middle schools. SchoolDigger rates this school 2 stars out of 5.

Public Grades 5-8

259^th

SchoolDigger Rank ?

of 438 Missouri Middle Schools

Better than 41% of Missouri middle schools

Summary

Clinton County R-III Middle is a public middle school located in Plattsburg, Missouri, serving grades 6-8 with a total enrollment of 157 students. The school is part of the Clinton County R-III District, which is ranked 188 out of 367 districts in Missouri and has a 2-star rating from SchoolDigger.

Clinton County R-III Middle has faced several challenges, including high chronic absenteeism rates ranging from 11% to 35.4% over the past few years, significantly higher than the nearby schools, which have rates ranging from 11.8% to 21.7%. The school's test scores are also generally lower than the state averages and the nearby schools, such as Excelsior Springs Middle, North Platte Junior High, and Lawson Middle. For example, in 2024-2025, the school's 6th-grade math proficiency rate was 34.9%, compared to the state average of 45.5%.

Additionally, Clinton County R-III Middle has a relatively high percentage of students receiving free or reduced-price lunch, ranging from 28.06% to 42.68% over the past few years, which is higher than the nearby schools. The school's spending per student has increased over the years, from $7,915 in 2018-2019 to $9,566 in 2021-2022, but it is still lower than the spending per student at the nearby schools, which ranges from $9,657 to $12,286. To address these challenges, the school may need to focus on improving attendance, strengthening its academic programs, and providing additional support and resources for its students.

197

Students ?

11.6

Student/teacher ratio ?

$11,107

Per pupil spending ?

39.1%

Free/discounted lunch ?

800 W Frost St
Plattsburg, MO 64477-0287

(816) 539-3920

District: Clinton County R-III

Students who attend Clinton County R-III Middle usually attend:

High:

Plattsburg High

Feeder schools for Clinton County R-III Middle:

Elementary:

Ellis Elementary

Racial breakdown:

White:

82.7%

Two or more races:

10.2%

Hispanic:

3.0%

See top rated Missouri middle schools

Compare Clinton County R-III Middle to nearby middle schools!

At a glance

▲ Ranking trend: Rebounding — 13th percentile in 2022 → 41st in 2025

Strengths

✓Ranking is rebounding — up to 41st (2025) from a 13th-percentile low (2022)

✓Small classes — about 12 students per teacher

Worth a look

!Test scores below the Missouri average (36% vs 42% meeting standards)

!Some student groups rank well below the school's overall statewide standing

!Mathematics scores 11 pts below the Missouri average

Students meeting standards (2024-2025) ?

This school36%

District avg36%

Missouri avg42%

259^th of 438

Missouri public middle schools ?

Bottom 41%▼ down 41 pts since 2015

From top 18% (2015) to bottom 41% (2025)

See the entire ranking list of Missouri Middle Schools →

★★★★★

SchoolDigger rating ?

188^th of 367Clinton County R-III among Missouri districts

Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)

Show full rank history (all student groups)

All Students

Year	Avg score	Statewide rank	Missouri percentile	Rating
2025	42.1	259 of 438	40.9%	★★☆☆☆
2024	43.6	253 of 451	43.9%	★★☆☆☆
2023	45.7	255 of 459	44.4%	★★☆☆☆
2022	15.7	399 of 459	13.1%	★☆☆☆☆
2021	36.0	303 of 454	33.3%	★★☆☆☆
2019	39.5	369 of 587	37.1%	★★☆☆☆
2018	46.9	294 of 552	46.7%	★★☆☆☆
2017	31.3	434 of 568	23.6%	★☆☆☆☆
2016	58.7	168 of 435	61.4%	★★★☆☆
2015	73.4	107 of 585	81.7%	★★★★☆
2014	70.3	150 of 633	76.3%	★★★★☆
2013	61.8	223 of 649	65.6%	★★★☆☆
2012	58.0	267 of 623	57.1%	★★★☆☆
2011	44.6	398 of 625	36.3%	★★☆☆☆
2010	61.1	230 of 614	62.5%	★★★☆☆
2009	63.1	195 of 601	67.6%	★★★☆☆
2008	48.8	355 of 624	43.1%	★★☆☆☆
2007	56.8	248 of 624	60.3%	★★★☆☆
2006	51.8	272 of 619	56.1%	★★★☆☆

Low Socio Economic Status

Year	Avg score	Statewide rank	Missouri percentile	Rating
2024	27.4	311 of 378	17.7%	★☆☆☆☆
2023	30.9	301 of 382	21.2%	★☆☆☆☆
2021	15.6	342 of 371	7.8%	☆☆☆☆☆
2019	34.2	350 of 482	27.4%	★☆☆☆☆
2018	45.6	220 of 422	47.9%	★★☆☆☆

White

Year	Avg score	Statewide rank	Missouri percentile	Rating
2024	45.3	200 of 379	47.2%	★★☆☆☆
2023	33.8	264 of 385	31.4%	★★☆☆☆
2022	11.8	353 of 381	7.3%	☆☆☆☆☆
2021	29.2	281 of 376	25.3%	★☆☆☆☆
2019	36.8	334 of 527	36.6%	★★☆☆☆
2018	43.2	261 of 479	45.5%	★★☆☆☆

How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)

White (2024)47th percentile+3 vs school

Low Socio Economic Status (2024)18th percentile-26 vs school

By subject vs Missouri (2024-2025) ?

Science43%~ state avg

Mathematics35%-11 vs state

English Language Arts34%-7 vs state

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Schools Near Clinton County R-III Middle

Choose columns to see: Summary School Students/Teachers Ranking Test Scores Finance All

School													Students/Teachers											Ranking (2025)				Ranking (2024)				MAP Mathematics (2025)				MAP Science (2025)		MAP English Language Arts (2025)				MAP Algebra I (2025)	Per Pupil Expenditures (2025)
Name	Type	Grades	Address	City	Zip	County	District	Is Charter	Is Magnet	Is Virtual	Is Title I	Phone	Enrollment	Full-time Teachers	Student/ Teacher Ratio	Free/Discounted Lunch Recipients	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Average Standard Score (2025)	Statewide Rank (2025)	State Percentile (2025)	SchoolDigger Rating (2025)	Average Standard Score (2024)	Statewide Rank (2024)	State Percentile (2024)	Rank Change from Previous Year	MAP Mathematics 5th Grade	MAP Mathematics 6th Grade	MAP Mathematics 7th Grade	MAP Mathematics 8th Grade	MAP Science 5th Grade	MAP Science 8th Grade	MAP English Language Arts 5th Grade	MAP English Language Arts 6th Grade	MAP English Language Arts 7th Grade	MAP English Language Arts 8th Grade	MAP Algebra I End of Course	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Clinton County R-III Middle	Public	5-8	800 W Frost St	Plattsburg	64477	Clinton County	Clinton County R-III	No	No	No	No	(816) 539-3920	197	17	11.6	39.1%	163 (82.7%)	3 (1.5%)	6 (3.0%)	3 (1.5%)	0 (0.0%)	2 (1.0%)	20 (10.2%)	42.1	259^th of 438 public middle schools	40.9%		43.6	253^rd of 451 public middle schools	43.9%	6		34.9			43.3		33.9	26.0	39.6			$11,107	$543	$10,563
Lathrop Middle School	Public	6-8	612 Center St	Lathrop	64465	Clinton County	Lathrop R-II	No	No	No	No	(816) 710-6115	196	16	12.0	36.7%	184 (93.9%)	1 (0.5%)	8 (4.1%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	3 (1.5%)	62.7	152^nd of 438 public middle schools	65.3%		62.1	150^th of 451 public middle schools	66.7%	2		43.0	44.2	58.6		55.3		39.9	28.5			$12,984	$708	$12,276
Kearney Middle	Public	6-7	200 E 5th St	Kearney	64060	Clay County	Kearney R-I	No	No	No	No	(816) 628-4115	591	40	14.8	16.9%	522 (88.3%)	4 (0.7%)	31 (5.2%)	0 (0.0%)	2 (0.3%)	0 (0.0%)	32 (5.4%)	89.2	36^th of 438 public middle schools	91.8%		87.9	36^th of 451 public middle schools	92.0%			66.7	71.9					51.2	55.1			$12,231	$395	$11,836
Smithville Middle	Public	7-8	675 S Commercial Ave	Smithville	64089	Clay County	Smithville R-II	No	No	No	No	(816) 532-1122	371	31	12.0	12.9%	332 (89.5%)	7 (1.9%)	24 (6.5%)	2 (0.5%)	1 (0.3%)	1 (0.3%)	4 (1.1%)	88.7	37^th of 438 public middle schools	91.6%		85.2	43^rd of 451 public middle schools	90.5%	6			76.9	53.5		55.3			54.2	54.7		$14,499	$446	$14,053
East Buchanan Middle	Public	6-8	301 County Park Rd N	Easton	64443	Buchanan County	East Buchanan County C-1 (025076)	No	No	No	No	(816) 473-2451	167	13	12.4	21.6%	160 (95.8%)	0 (0.0%)	1 (0.6%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	6 (3.6%)	60.2	160^th of 438 public middle schools	63.5%		79	72^nd of 451 public middle schools	84.0%	88		33.3	53.3			44.0		45.5	37.8		93.7	$13,500	$405	$13,095
Lawson Middle	Public	5-8	602 Bob Gill Dr	Lawson	64062	Ray County	Lawson R-XIV	No	No	No	No	(816) 580-7279	342	24	14.1	24.0%	328 (95.9%)	0 (0.0%)	4 (1.2%)	1 (0.3%)	6 (1.8%)	0 (0.0%)	3 (0.9%)	66.1	130^th of 438 public middle schools	70.3%		66.9	124^th of 451 public middle schools	72.5%	6	44.8	45.3	60.2	39.7		49.4	41.0	34.2		47.2		$10,553	$457	$10,097
Cameron Veterans Middle	Public	6-8	1015 S. Park	Cameron	64429	Clinton County	Cameron R-I	No	No	No	No	(816) 882-1041	317	26	12.1	48.3%	287 (90.5%)	10 (3.2%)	11 (3.5%)	7 (2.2%)	2 (0.6%)	0 (0.0%)	0 (0.0%)	54.9	195^th of 438 public middle schools	55.5%		59	172^nd of 451 public middle schools	61.9%	23		47.0	35.7			35.3		40.9	41.0	42.7		$14,076	$723	$13,353
North Platte Junior High	Public	6-8	212 W Sixth St	Dearborn	64439	Platte County	North Platte County R-I	No	No	No	No	(816) 450-3350	123	10	12.1	24.4%	116 (94.3%)	3 (2.4%)	2 (1.6%)	1 (0.8%)	0 (0.0%)	0 (0.0%)	1 (0.8%)	53.8	199^th of 438 public middle schools	54.6%		59.2	168^th of 451 public middle schools	62.7%	31		41.0		7.5					53.4			$16,008	$483	$15,524
Excelsior Springs Middle	Public	6-8	701 Crown Hill Rd	Excelsior Springs	64024	Clay County	Excelsior Springs 40	No	No	No	No	(816) 630-9230	540	42	13.0	48.0%	465 (86.1%)	7 (1.3%)	40 (7.4%)	0 (0.0%)	2 (0.4%)	1 (0.2%)	25 (4.6%)	34.8	300^th of 438 public middle schools	31.5%		44	252^nd of 451 public middle schools	44.1%	48		27.5	27.9	23.1		38.9		30.7	28.3	33.4	47.8	$14,615	$409	$14,206

Frequently Asked Questions about Clinton County R-III Middle

What high school do graduates of Clinton County R-III Middle attend?

Students who attend Clinton County R-III Middle usually go on to attend Plattsburg High

What is the racial makeup of Clinton County R-III Middle?

Students at Clinton County R-III Middle are 83% White, 10% Two or more races, 3% Hispanic, 2% African American, 2% Asian, 1% Pacific Islander.

How many students attend Clinton County R-III Middle?

In the 2024-25 school year, 197 students attended Clinton County R-III Middle.

Is Clinton County R-III Middle a good school?

Clinton County R-III Middle ranks 259^th of 438 Missouri middle schools. SchoolDigger rates this school 2 stars out of 5.

What district is Clinton County R-III Middle in?

Clinton County R-III

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SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Missouri Department of Elementary and Secondary Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.