Adams County Fair  2010 E 1250th St, Mendon, IL 62351, USA  +1 217-936-2230  http://www.adamsfair.org/ (5 reviews) Things to do Recent CommentsMiranda Bliss on Adams County Fair – Things to do, Adams CountyMiranda Bliss on Quincy Museum – Things to do, Adams CountyJerel Bateman on Quincy...