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The Used, Sublime among headliners for 2026 Great South Bay Music Festival

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The lineup is set for this year’s Great South Bay Music Festival.

The event’s organizer announced the full acts Wednesday for the multi-day fest, which will happen July 23-26 at Patchogue’s Shorefront Park.

The fest, which typically draws thousands to Patchogue’s Shorefront Park, will be kicked off on Thursday with headliner The Used, an emo rock band. The opening day will also feature Bayside, Cartel, Koyo and Deadlands.

The lineup

Here’s who was announced for the other dates:

July 23: The Used, Bayside, Cartel, Koyo, Deadlands

July 24: Sublime, Common Kings, The Ries Brothers, Oogee Wawa, Project Vibe, New York Ska Jazz, Bunktown Falls

July 25: Gov’t Mule, Bruce Hornsby & The Noisemakers, Sierra Hull, LaMP

July 26: My Morning Jacket, Little Feat, Kelli Baker Band & Noe Socha, MJT

Note: Each date will include more musicians than listed above. Typically, over the four days, the GSBM Festival has about 50 acts. Click here to see the daily lineup.

This year marks the 18th installment of the Great South Bay Music Festival. To purchase tickets, tap here.

Make sure to see our photos from last year’s festival by tapping below.

Top: Photo by Benny Migliarino/Benny Migs Photo

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