Summerfest, one of the largest in the country, announced its 2026 lineup Thursday with Garth Brooks at the top of the bill. Brooks is set to kick off Summerfest on June 16 and 17. Organizers say it's the first time the best-selling singer will be at the Milwaukee festival.

The three-weekend festival includes two nights with Garth Brooks.

With one of the earliest lineup reveals in recent years, Summerfest 2026 also is shaping up to be one of best, especially in the amphitheater.