Events This page requires frames. Downtown Springdale AllianceView the Downtown Springdale Alliance event calendar. Coffee and CarsThe first Saturday of each month from April to October finds a great selection of beautifully restored automobiles in Downtown Springdale for Coffee & Cars. ACO EventsView the Arts Center of the Ozarks event calendar. Hogeye MarathonThe venerable Hogeye Marathon takes place in Downtown Springdale on April 14, 2018.