First Adams County Fair - 1941
          A one day event "on the square" in Mendon, IL
 

 The  next year The "Fair" moved then to the Mendon High school grounds and stayed there until 1950.
 

A 30 acres tract of land was purchased in 1950 on the Mendon-Fowler blacktop and a new charter was issued changing the fair name to Adams County Fair Association. An additional 50 acres was purchased at the north side of the grounds.
 

 Buildings on the grounds Started with a metal Quonset. Tents have been replaced with permanent livestock barns, tiny office expanded, a grandstand added and improved through the years. Roads and streets have been improved, a second entrance added as well as large restroom facilities .
 

 The Adams County fair has come a long way from the one day event to the seven-day fair ranked among the best in the state and the mid-west.

 

Information taken from the 50th Anniversary Adams County Fair Book