For the 2026 school year, there are 3 public preschools serving 1,550 students in Union County, OH.
The top-ranked public preschools in Union County, OH are Mill Valley Elementary School, North Union Elementary School and Navin Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Union County, OH public preschools have an average math proficiency score of 72% (versus the Ohio public pre school average of 52%), and reading proficiency score of 74% (versus the 53% statewide average). Pre schools in Union County have an average ranking of 8/10, which is in the top 30% of Ohio public pre schools.
Minority enrollment is 16% of the student body (majority Hispanic), which is less than the Ohio public preschool average of 39% (majority Black).
Best Public Preschools in Union County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Mill Valley Elementary School
(Math: 75-79% | Reading: 80-84%)
Rank:
Rank:
9/
Top 20%10
633 Mill Wood Blvd
Marysville, OH 43040
(937) 642-3822
Marysville, OH 43040
(937) 642-3822
Gr: PK-4 | 427 students Student-teacher ratio: 22:1 Minority enrollment: 20%
Rank: #22.
North Union Elementary School
(Math: 72% | Reading: 71%)
Rank:
Rank:
8/
Top 30%10
420 Grove St
Richwood, OH 43344
(740) 943-3113
Richwood, OH 43344
(740) 943-3113
Gr: PK-5 | 648 students Student-teacher ratio: 20:1 Minority enrollment: 5%
Rank: #33.
Navin Elementary School
(Math: 65-69% | Reading: 70-74%)
Rank:
Rank:
8/
Top 30%10
16265 County Home Rd
Marysville, OH 43040
(937) 578-0138
Marysville, OH 43040
(937) 578-0138
Gr: PK-4 | 475 students Student-teacher ratio: 24:1 Minority enrollment: 26%
Union County 51爆料s (Closed)
School
Location
Quick Facts
212 Chestnut St
Marysville, OH 43040
(937) 642-4871
Marysville, OH 43040
(937) 642-4871
Gr: K-4 | 247 students Student-teacher ratio: 12:1 Minority enrollment: 7%
11158 State Route 38
Milford Center, OH 43045
(937) 349-3731
Milford Center, OH 43045
(937) 349-3731
Gr: 6-12 | 28 students Minority enrollment: 7%
12910 State Route 739
Richwood, OH 43344
(740) 943-2758
Richwood, OH 43344
(740) 943-2758
Gr: 4-5 | 119 students Minority enrollment: 2%
Leesburg-magnetic Elementary School (Closed 2005)
Magnet School
Po Box 96
Magnetic Springs, OH 43036
(937) 348-2271
Magnetic Springs, OH 43036
(937) 348-2271
Gr: 5 | 111 students Minority enrollment: 3%
800 Amrine Mill Rd
Marysville, OH 43040
(937) 642-0010
Marysville, OH 43040
(937) 642-0010
Gr: 1-12 | 64 students Student-teacher ratio: 21:1 Minority enrollment: 4%
Frequently Asked Questions
What are the top-ranked public preschools in Union County, OH?
The top-ranked public preschools in Union County, OH include Mill Valley Elementary School, North Union Elementary School and Navin Elementary School.
How many public preschools are located in Union County?
3 public preschools are located in Union County.
What is the racial composition of students in Union County?
Union County public preschools minority enrollment is 16% of the student body (majority Hispanic), which is less than the Ohio public preschools average of 39% (majority Black).
Which public preschools in Union County are often viewed compared to one another?
Popular comparisons of public preschools in Union County include: Navin Elementary School vs. Mill Valley Elementary School, Mill Valley Elementary School vs. Navin Elementary School
Recent Articles
Multilingual Learner Growth Models & Accountability
Learn how multilingual learner growth models are reshaping school accountability systems and what it means for public schools in 2026.
School-Based Health Clinics: Funding, Billing, and Student Access
Learn how school-based health clinics are funded, how billing works, and how students access care in public schools.
Outdoor Learning in Urban Schools: Forest School Programs
Explore how urban districts adopt outdoor learning and forest school programs to boost student engagement, well-being, and academic success.