The Great American State Fair is set for the National Mall in Washington, D.C., from June 25 through July 10, 2026, as part of U.S. semiquincentennial events. Supported reports confirm a World Fair-style format including all 56 states and territories, with live entertainment Thursdays through Saturdays and a lineup including Martina McBride, Bret Michaels, Flo Rida, and Milli Vanilli. Multiple additional performer bookings remain unverified and rest on single-source reporting.