Benton County Fair. 1410 3rd Ave S, Sauk Rapids, MN 56379. Mailing Address: PO Box 118, Sauk Rapids, MN 56379. Phone: (320) 253-5649 of . Transcript. 465 - module_2098 TextMediaModule moduleMedium. of . Transcript. 465 - module_2099 TextMediaModule moduleMedium (320) 253-5649 [email protected].