Schools in the county are divided into five school corporations.
Randolph Eastern School Corporation serves Union City and the surrounding area. Schools include:
- Union City High School
- West Side Middle School
- North Side Elementary
Randolph Central School Corporation serves the communities of Winchester, Ridgeville, and Saratoga. Schools include:
- Winchester Community High School
- Driver Middle School
- Baker Elementary
- Deerfield Elementary
- Willard Elementary
Monroe Central School Corporation serves the western part of the county including Farmland, Parker City and the surrounding area.
- Monroe Central Elementary
- Monroe Central Jr./Sr. High School
Union School Corporation serves the Modoc and Losantville areas in the southwest area of the county.
- Union Elementary
- Union Jr./Sr. High
Randolph Southern School Corporation serves the greater Lynn area in the south-central portion of the county.
- Randolph Southern Elementary
- Randolph Southern Jr./Sr. High School