Free things to do this weekend in and around San Diego

San Diego's Top Picks for FREE family-friendly fun Friday, September 11, 2026 to Sunday, September 13, 2026.

(Scroll down for full, detailed list of free weekend activities.)

FREE fall and holiday mini photo sessions with Shoott! - San Diego - Shoott - Broadway, San Diego, CA - September 11-13, 2026, see link for times

Harney Street Market - Old Town San Diego - 3940 Hortensia St, Old Town, San Diego, CA 92110 - September 12, 2026, 10:00 AM

Free Second Sundays at MCASD - Museum of Contemporary Art San Diego, 700 Prospect St, La Jolla, CA 92037 - September 13, 2026, 11:00 AM - 5:00 PM