Any-day family favoritesSan Carlos · Belmont · nearby
Feedback? info@scbpc.orgKeep for the next wet day
We’re lucky to have some of the best weather in the world. But when the rain settles in, these are the indoor places we actually reach for with kids.
Check before leaving. Open-play hours, private parties and admission prices can change.
Find the right kind of indoors
SCBPC family shortlist
“Free” means no admission; parking, food and optional purchases may still cost extra.
San Carlos · 601 Skyway Road
Big aircraft, cockpit views and hands-on flight exhibits make this one of the easiest local half-days.
Good to know: Open daily; parking is free. Members enter free, and limited Discover & Go passes may be available through SMCL.
Check hours & detailsSan Carlos · 785 Laurel Street
A warm, kid-centered bookstore for a shorter outing when everyone needs books and a change of scenery.
Good to know: Check the events page too: regular storytimes often move indoors when weather turns, and some special programs have a fee or suggested donation.
Check hours & detailsBelmont · 1110 Alameda de las Pulgas
The refreshed neighborhood library pairs a good children’s stop with a new makerspace for older kids.
Good to know: Look for toddler or family storytime with Stay & Play, and maker sessions. Program times vary; ordinary library visits do not require registration.
Check hours & detailsRedwood City · 1264 Oddstad Drive
A large indoor climbing-and-play setup when kids need to move more than a museum or library allows.
Good to know: Weekday walk-ins only; weekends are private parties. Four timed sessions run most weekdays. Socks and a signed waiver are required.
Check hours & detailsSan Mateo · 1651 Coyote Point Drive
Hands-on science exhibits are indoors, with rescued-animal viewing outside when the rain lets up.
Good to know: Infants and members enter free; parking is $6. Discount programs include Museums for All. Best for light rain rather than a full downpour.
Check hours & detailsSan Mateo · Hillsdale Shopping Center
A child-sized town for pretend jobs, errands and open-ended role play—especially good for preschoolers.
Good to know: Open play is Monday–Friday only. Reserve a timed session; grip socks are required for kids and adults. Mall bathrooms are outside the space.
Check hours & detailsSan Mateo · 24 East 4th Avenue
A two-level play structure, soft-play zone and role-play corners cover a wider age range than most indoor playgrounds.
Good to know: Walk-ins are welcome, but weekend hours can change for private events. Adults entering are $5; socks and a waiver are required.
Check hours & detailsSan Mateo · 55 West 3rd Avenue
A spacious children’s destination that works well for siblings at different reading ages—and lunch downtown afterward.
Good to know: This is a browse-and-read pick, not a playground. Check the children’s calendar if you want a scheduled storytime or activity.
Check hours & detailsFoster City · 1000 East Hillsdale Boulevard
A roomy children’s stop that becomes especially worthwhile when a Stay & Play or maker activity is on the calendar.
Good to know: Check the branch calendar for baby, toddler and family Stay & Play sessions, plus maker activities. Open each listing for registration details.
Check hours & detailsPalo Alto · 1276 Harriet Street
A whole historic library built just for children, with child-sized furnishings, cozy reading spots and a deep kids’ collection.
Good to know: Open Tuesday–Saturday. The Secret Garden is lovely between showers, but the library itself is enough reason to make the short drive.
Check hours & detailsPalo Alto · 1451 Middlefield Road
Small-scale science exhibits are very manageable with young children, with animals outside if the weather cooperates.
Good to know: Advance tickets are strongly recommended. Discounted $3 admission is available for eligible families. Better for drizzle than heavy rain.
Check hours & detailsCampbell · 77 Harrison Avenue
A new indoor mini-downtown with a slide, play structure and imaginative early-learning stations—it feels much more like a playground than an ordinary children’s room.
Good to know: Opened in May 2026 inside the fully renovated library. It is a wider-area outing, so check the branch’s current hours and closures before making the drive.
Check hours & details