For the 2026 school year, there are 5 public middle schools serving 784 students in Washington County, MO.
The top-ranked public middle schools in Washington County, MO are John A. Evans Middle School, Citadel School and Kingston Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Washington County, MO public middle schools have an average math proficiency score of 34% (versus the Missouri public middle school average of 40%), and reading proficiency score of 43% (versus the 40% statewide average). Middle schools in Washington County have an average ranking of 6/10, which is in the top 50% of Missouri public middle schools.
Minority enrollment is 3% of the student body (majority Hispanic and Black), which is less than the Missouri public middle school average of 32% (majority Black).
Best Public Middle Schools in Washington County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
John A. Evans Middle School
(Math: 42% | Reading: 52%)
Rank:
Rank:
7/
Top 50%10
303 S Lead St
Potosi, MO 63664
(573) 438-2101
Potosi, MO 63664
(573) 438-2101
Gr: 7-8 | 316 students Student-teacher ratio: 12:1 Minority enrollment: 5%
Rank: #22.
Citadel School
Special Education School
(Math: <50% | Reading: <50% )
Rank:
Rank:
5/
Bottom 50%10
400 S Mine
Potosi, MO 63664
(573) 438-2472
Potosi, MO 63664
(573) 438-2472
Gr: K-12 | 4 students Student-teacher ratio: 4:1
Rank: #33.
Kingston Middle School
(Math: 25-29% | Reading: 40-44%)
Rank:
Rank:
4/
Bottom 50%10
10047 Diamond Rd
Cadet, MO 63630
(573) 438-4982
Cadet, MO 63630
(573) 438-4982
Gr: 6-8 | 169 students Student-teacher ratio: 11:1 Minority enrollment: 2%
Rank: #44.
Valley High School
(Math: 25-29% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
1 Viking Dr
Caledonia, MO 63631
(573) 779-3515
Caledonia, MO 63631
(573) 779-3515
Gr: 7-12 | 170 students Student-teacher ratio: 9:1 Minority enrollment: 2%
Rank: #55.
Richwoods Elementary School
(Math: 25-29% | Reading: 25-29%)
Rank:
Rank:
2/
Bottom 50%10
10788 State Hwy A
Richwoods, MO 63071
(573) 678-2257
Richwoods, MO 63071
(573) 678-2257
Gr: PK-8 | 137 students Student-teacher ratio: 9:1 Minority enrollment: 2%
Frequently Asked Questions
What are the top-ranked public middle schools in Washington County, MO?
The top-ranked public middle schools in Washington County, MO include John A. Evans Middle School, Citadel School and Kingston Middle School.
How many public middle schools are located in Washington County?
5 public middle schools are located in Washington County.
What is the racial composition of students in Washington County?
Washington County public middle schools minority enrollment is 3% of the student body (majority Hispanic and Black), which is less than the Missouri public middle schools average of 32% (majority Black).
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