The Gallia County Local School District is a public school district headquartered in an unincorporated portion of Springfield Township with a Gallipolis, Ohio (USA) mailing address. It is one of two public school districts in Gallia County.
The school district covers an area of over 420 square miles, including all of Cheshire, Greenfield, Harrison, Morgan, Ohio townships as well as most of Addison, Guyan, Huntington, Perry, Springfield, and Walnut townships, and part of Raccoon Township in Gallia County. The eastern portion of Madison Township in southeastern Jackson County also lies within the district.
Three incorporated villages are served by Gallia County Local Schools: Centerville, Cheshire, and Vinton. Notable unincorporated communities in the district include Bidwell, Kerr, and Patriot.