For the 2026 school year, there are 4 public preschools serving 1,156 students in Washington County, MO.
The top-ranked public preschools in Washington County, MO are Potosi Elementary School, Caledonia Elementary School and Richwoods Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Washington County, MO public preschools have an average math proficiency score of 41% (versus the Missouri public pre school average of 35%), and reading proficiency score of 44% (versus the 37% statewide average). Pre schools in Washington County have an average ranking of 8/10, which is in the top 30% of Missouri public pre schools.
Minority enrollment is 3% of the student body (majority Hispanic), which is less than the Missouri public preschool average of 36% (majority Black).
Best Public Preschools in Washington County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Potosi Elementary School
(Math: 55-59% | Reading: 55-59%)
Rank:
Rank:
9/
Top 20%10
205 State Hwy P
Potosi, MO 63664
(573) 438-2223
Potosi, MO 63664
(573) 438-2223
Gr: PK-3 | 610 students Student-teacher ratio: 11:1 Minority enrollment: 4%
Rank: #22.
Caledonia Elementary School
(Math: 30-34% | Reading: 40-44%)
Rank:
Rank:
5/
Bottom 50%10
1 Viking Dr
Caledonia, MO 63631
(573) 779-3446
Caledonia, MO 63631
(573) 779-3446
Gr: PK-6 | 178 students Student-teacher ratio: 9:1 Minority enrollment: 1%
Rank: #33.
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 | 147 students Student-teacher ratio: 9:1 Minority enrollment: 3%
Rank: n/an/a
10047 Diamond Rd
Cadet, MO 63630
(573) 438-4982
Cadet, MO 63630
(573) 438-4982
Gr: PK-2 | 221 students Student-teacher ratio: 11:1 Minority enrollment: 4%
Washington County Public Schools (Closed)
School
Location
Quick Facts
#2 Viking Drive
Caledonia, MO 63631
(573) 766-5689
Caledonia, MO 63631
(573) 766-5689
Gr: K-2 | 96 students Student-teacher ratio: 32:1 Minority enrollment: 2%
Citadel (Closed 2023)
Special Education School
400 South Mines
Potosi, MO 63664
(573) 438-2472
Potosi, MO 63664
(573) 438-2472
Gr: Inquire with school | 10 students Student-teacher ratio: 10:1 Minority enrollment: 10%
400 N Mine
Potosi, MO 63664
(573) 438-9863
Potosi, MO 63664
(573) 438-9863
Gr: PK | 60 students Minority enrollment: 7%
Frequently Asked Questions
What are the top-ranked public preschools in Washington County, MO?
The top-ranked public preschools in Washington County, MO include Potosi Elementary School, Caledonia Elementary School and Richwoods Elementary School.
How many public preschools are located in Washington County?
4 public preschools are located in Washington County.
What is the racial composition of students in Washington County?
Washington County public preschools minority enrollment is 3% of the student body (majority Hispanic), which is less than the Missouri public preschools average of 36% (majority Black).
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