Petaluma Music Festival takes place on July 25, 2026 in Petaluma, California, featuring headliners 10,000 Maniacs, Chuck Prophet, and Alejandro Escovedo alongside The Smithereens and Cherry Poppin' Daddies. This one-day festival showcases 14 artists spanning rock, jangle pop, folk rock, songwriter, and cumbia genres. Notable performers include Captain Monk, Spike Sikes & His Awesome Hotcakes, and Markus James Duo, creating a diverse lineup that celebrates both established and emerging musical talent. The festival presents an eclectic mix of American artists across multiple rock and folk subgenres, making it an appealing destination for fans of alternative and roots music.