Summerfest 2025 June 20 Location. 2025 milwaukee summerfest headliners include the killers, megan thee stallion, lainey wilson, benson boone, lumineers, hozier and more; The american family insurance amphitheater hosts today's hottest artists and music.
Summerfest returns june 19 to 21, june 26 to 28 and july 3 to 5. Summerfest 2025 takes place at henry maier festival park in milwaukee, wi.