Summerfest 2025 Scheduleanywhere. Milwaukee — summerfest on wednesday announced its 2025 lineup featuring over 160 headliners who will take the stage over the span of three weekends. How to get tickets for summerfest 2025, and how much they cost.

For the full summerfest 2025 lineup, see below: Summerfest released its headliners for the 2025 festival, and we’re pretty excited about it!