Little Marin is open
San Rafael just got an indoor playground for ages 0 to 6, right on Fourth Street.
Little Marin opened September 9, 2026, at 1820 Fourth Street in San Rafael. Indoor playground for ages 0 to 6. They are open Monday through Sunday, 9 a.m. to 5 p.m. (hours per their Instagram bio, so confirm before you go). The website still says "Coming September 2026" and "Bookings will be available soon" as of opening day, so follow @mylittlemarin on Instagram for the latest.