Event Date(s) August 4, 2021 2021 Effingham Co. 4-H Fair Show Schedule The Effingham Co. 4-H Cat Show will be held on Wednesday, August 4, 2021 at the Effingham County Fairgrounds, 722 E. Cumberland Rd., Altamont, IL 62411. The show will begin after the Junior Cat Show. Program Areas 4-H Youth Development