Event and Activities in San Francisco This Weekend
Wednesday, September 16 -- Sunday, September 20
Kid-Friendly Things to Do In San Francisco this Weekend
Flower Piano
San Francisco
Through Sunday, September 20
The San Francisco Botanical Garden brings back one of its most unique events, where families of all ages can enjoy a concert surrounded by nature. With performances for young kids, a 12-piano extravaganza, and much more, everyone is invited to play and listen. Website
Santa Cruz County Fair
Watsonville
Wednesday, September 16- Sunday, September 20
A county fair with ocean air, the Santa Cruz County Fair is back and ready to greet guests of all ages. Get ready for carnival games, rides, livestock shows, education days, and great fair food. Website
Family Campout at Slide Ranch
Muir Beach
Friday, September 18-Saturday, September 19
Pack up the camping gear and head to Slide Ranch for Family Campout. Families can pitch a tent and enjoy the trails, tide pools, plants, and animals at the Coastal Scrub meadow campsite. Website
Children’s Fairyland Book Festival
Oakland
Saturday, September 19
Children's Fairyland is hosting its annual book festival featuring authors and illustrators with read-aloud and live art demonstrations. Website
Off the Grid: Treasure Island
San Francisco - FREE
Saturday, September 19
Explore good food, live music, and epic views at Off the Grid: Treasure Island: your island excursion awaits! The Fall series includes free kite flying, face painting, and plenty of open space to relax, making it an easy outing for all ages. Admission is free, and complimentary ferry service from the San Francisco Ferry Building is available with RSVP. What to Expect: One Island. OTG Creators. Multiple Cuisines. More than 15 food creators per event span Vietnamese, Korean, Japanese, Hawaiian, Mexican, Italian, German, BBQ, fried chicken, sandwiches, and sweets. Website
Summer's End Music Festival
Half Moon Bay- FREE
Saturday, September 19
Free Live Music, Complimentary Burgers & Family Fun at Half Moon Bay's Summer's End Music Festival Looking for a free family event in Half Moon Bay? Spend the day enjoying six live performances, complimentary burgers (while supplies last), face painting, henna tattoos, caricature drawings, a photo booth, giveaways, and family activities—all with free admission—at the Eighth Annual Summer's End Music Festival. Website
Boardwalk Pride Santa Cruz
Santa Cruz - FREE
Saturday, September 19
Show your pride and celebrate the LGBTQ+ community with free entertainment, info booths, and a giveaway. Enjoy rides and games plus fun photo ops and exclusive merchandise available. Website
Pride in Martinez
Martinez - FREE
Saturday, September 19
The family-friendly celebration will be held at the Waterfront Park in Downtown Martinez. Activities include live entertainment, food trucks, vendor and community agency booths, activities, and a kids' area for everyone to enjoy. Website
2026 SF Chinatown Autumn Moon Festival
San Francisco - FREE
Saturday, September 19-Sunday, September 20
Get ready for the Moon Festival in San Francisco's Chinatown. The weekend event features lion dancing, delicious food (including mooncakes), and kids' activities. Website
Austrian Culture Festival: Kinderfest
Mill Valley
Sunday, September 20
This year's Kinderfest, celebrates Austrian culture (not Kindergarteners, even though they are welcome at the event) with plenty of fun for the whole family. Dancing, delicious food, imported and domestic beer. Wear traditional attire if you have it and join the party! Website
Open Cockpit Day at Oakland Aviation Museum
Oakland
Sunday, September 20
Take an up-close view of famous aircraft, including the A-3 Skywarrior, A-4 Skyhawk, T-39 Sabreliner, and more on this special event that only happens a few times a year. Enjoy the Color Guard, hamburgers, hot dogs, and more from Santa Clara Masonic Lodge, live music from The Friends of Ken Band, and an ORCA ham radio exhibit and demonstration. Website
San Rafael Porch Fest 2026
San Rafael - FREE
Sunday, September 20
Stroll through beautiful Gerstle Park in San Rafael while checking out new bands playing music on the porch. With thousands of people expected and more than 64 events scheduled this year, families can hang with friends, grab a bite to eat at one of the many food trucks, or pack a picnic lunch to enjoy while the kids play at the park. With diverse music including folk, gospel, gypsy jazz, rock, Latin, and family and teen bands. Website