Milwaukee’s Summerfest Details 2026 Lineup: Garth Brooks, Alex Warren, Megadeth & More

Summerfest unveiled its 2026 lineup for the multi-day event taking place over three weekends: July 18 – 20, June 25 – 27 and July 2 – 4. Performances will be held at the 23,000-capacity American Family Insurance Amphitheater and across the festival ground stages at Henry Maier Festival Park.

Garth Brooks kicks off the action a little early with shows at the amphitheater on June 16 and 17. Other artists set to perform at the shed include Ed Sheeran, Don Toliver, Megan Moroney, Post Malone, Alex Warren, Jelly Roll, Carín León, SoFaygo, Chase B, Muse and Cody Johnson.

The festival grounds will host performances by Megadeth, Subtronics, Charlie Wilson, Passion Pit, Third Eye Blind, Tash Sultana, Styx, Father John Misty, Amyl and The Sniffers, Jeremih, David Lee Roth, , Tucker Wetmore, KALEO and Kim Gordon.

Additional performers include Halestorm, The Roots, The Mountain Goats, Robert Randolph, Echo & the Bunnymen, Holly Humberstone, Hot Mulligan, State Champs, Enter Shikari, The Academy Is…, flipturn, Connor Price, Deer Tick, Old 97’s, 10,000 Maniacs, Walk off the Earth, Vertical Horizon, Christopher Cross, Lisa Loeb and Modern English.

The lineup also includes Alejandro Escovedo, The Dream Syndicate, Braid, The Juliana Theory, Don Felder, The Red Jumpsuit Apparatus, SahBabii, Taylor Acorn, Lanie Gardner, Myles Smith, Dora Jar, Hazlett, Boy Golden and Grabbitz.

Tickets are on sale now. Those who purchase an American Family Insurance Amphitheater ticket (during Summerfest) will get same-day admission to the Summerfest grounds and festival stages. Conversely, festival tickets and passes are not valid for admission to amphitheater shows.