Overview

• Summerfest 2025 opened June 19 at Henry Maier Festival Park in Milwaukee and will run across three weekends through July 5.
• Def Leppard, Hozier and James Taylor are headlining the American Family Insurance Amphitheater on Thursday, Friday and Saturday respectively for the opening weekend.
• General admission passes start at $30, a three-day UScellular pass costs $63 and a nine-day Power Pass is $130, while amphitheater tickets must be purchased separately via Ticketmaster with same-day gate access.
• Festival grounds feature performances across multiple stages from noon to midnight each day, with set times available on Summerfest’s official website and Instagram.
• The opening day also included a special Juneteenth commemoration alongside local food vendors, community activities and rides on the lakefront.