Sully County Fair When August 14, 2026 - August 16, 2026 All Day Add To Calendar Download ICS Google Calendar iCalendar Office 365 Outlook Live Where Sully County Fairgrounds Onida, Onida , South Dakota, 57564, East River Event Type competition food & drink kids Rodeo, chili/rib cookoff, poker run and kids’ activities Other Stories Related to this Article
