Roller Disco Daze is a free community roller-skating experience held on Lagoon Island at the Marin County Fairgrounds from July 17 through August 16, 2026. Open Wednesdays through Sundays, the event welcomes skaters of all ages and skill levels. Friday, Saturday, and Sunday feature DJs and themed skate nights inspired by different decades, neon parties, superheroes, outer space, and more. Guests can also enjoy lawn games, local art installations, food from Manny’s Tacos and a giant inflatable skate photo opportunity. Admission is free, and skate rentals are available for $5. All skaters must sign a waiver, with a parent or guardian’s signature required for participants under 18.