The Great American State Fair, organized by Freedom 250, will celebrate America's 250th birthday on the National Mall from June 25 to July 10, 2026. The event will feature a diverse lineup of musical performances, prominently showcasing the music of the '90s. Country star Martina McBride will kick off the fair on June 25, followed by a special '90s-themed night on June 26, featuring acts like Vanilla Ice, Milli Vanilli, and C+C Music Factory. Other notable performances include the Commodores and Morris Day and The Time on June 27, and Flo Rida on July 2. The fair will also host military music groups, including the U.S. Marine Drum & Bugle Corps. Attendees can expect a vibrant celebration of the culture from all 50 states and territories, with activities ranging from cowboy roping to Chamoru dance performances from Guam. While all events are free, advance registration is required to attend.