
What's on for families this Saturday and Sunday in the Mount Diablo area.
Updated October 12, 2026
This weekend: Oct 17–18 · Next weekend: Oct 24–25
This week's weather · Dry skies all week make it a perfect time to hit the farmers markets and outdoor festivities without worrying about rain.
There's a lot happening around the Mount Diablo area this weekend for families of all ages. Dry skies make it a great time to get outside and explore everything the area has to offer.
This Saturday is packed with something for everyone — kick off the morning at the Danville Farmers' Market or the Diablo Valley Farmers' Market at Shadelands, then head over to Broadway Plaza for Once Upon a Street: Broadway Plaza Turns 75!, a free outdoor celebration the whole family can enjoy. Book lovers won't want to miss the Clayton Community Library Foundation Book Sale, and little ones will love Martinez Library Storytime or the Halloween Costume Booo-tique at Concord Library. On Sunday, grab fresh produce at the Walnut Creek Downtown Farmers Market, then let the kids get their faces painted at Kids Face Painting at Duck Donuts — a sweet way to wrap up the weekend.
OutdoorDanville Farmers' Market
OutdoorDiablo Valley Farmers' Market at Shadelands

Once Upon a Street: Broadway Plaza Turns 75!
Clayton Community Library Foundation Book Sale
Martinez Library Storytime
Halloween Costume Booo-tique
OutdoorWalnut Creek Downtown Farmers Market

Kids Face Painting at Duck Donuts
Next weekend brings even more fall fun — the Diwali Celebration Street Fair at Lesher Center for the Arts on Saturday promises color, culture, and community for the whole family. Little ones can get creative at the Día de los Muertos Picture Frame Craft at Lafayette Library, while book lovers can browse the Friends of the Danville Library Book Sale or the Friends Fall Book Sale at Moraga Library. Don't miss the Happy Halloween Kids Costume Contest at Duck Donuts, and on Sunday the Walnut Creek Downtown Farmers Market is back for another fresh morning out.

Diwali Celebration Street Fair
Día de los Muertos Picture Frame Craft
Friends of the Danville Library Book Sale
Friends Fall Book Sale at Moraga Library

Happy Halloween- Kids costume contest
OutdoorWalnut Creek Downtown Farmers Market
The Library Wellness Team
Coffee & Connection
Meditation Mondays
Halloween Keychains for Teens
Dungeons & Dragons®
After School: Wildlife Care and Rehabilitation — Session 2 – October 19
Drop-In Tech Help (Concord)
Family Storytime
ParksHap Magee Ranch Park
Hap Magee Ranch Park is a family favorite in Danville, featuring playgrounds for both younger and older kids, open grassy areas, picnic spots, walking trails, and a dog park. In the summer, children can cool off in the park’s popular splash pad and water play area, making it a perfect destination for warm-weather family outings.
Heather Farm Park
Heather Farm Park is a local favorite for families, with tons of space to play, explore, and unwind. There’s a great playground (including an all-abilities area), open fields, a pond, and easy trails for little legs. You’ll also find picnic spots, a dog park, and sports areas. It’s an easy go-to for a laid-back outing, whether you’re meeting friends or just getting the kids outside.
Larkey Park
A spacious 13-acre neighborhood park perfect for easy family outings. With separate playgrounds for ages 2–5 and 5–12, kids of all stages have space to play, while grown-ups can enjoy picnic areas, sports courts (tennis, basketball, volleyball), and peaceful trail connections. There’s a swim center, restrooms, and plenty of open space, plus dog-friendly paths (on leash). Whether you’re planning a picnic, playdate, or just some fresh air, it’s a solid go-to from dawn to dusk.
AttractionsLindsay Wildlife Experience
Kids can get up close to rescued native California animals through interactive exhibits and live animal encounters. The museum is especially great for younger children, with hands-on learning areas, outdoor play spaces, and easy walking paths that make it an engaging outing for the whole family.
ParksPlayground as The Orchards
Small but fun playground with multiple climbing options, suitable for toddlers or slightly older kids.
Pleasent Hill Library
Pleasant Hill Library is a great stop with kids. There’s a large, dedicated children’s area where little ones can spread out with books and activities, and a gated backyard space that’s perfect for a quick break to move around safely. Easy, low-key outing when you need something calm but engaging.
Pleasent Hill Park
An easy, reliable spot for a quick outing with kids. There’s a larger playground for older kids and a separate gated one for little ones, which is great when you don’t want to worry about them wandering off. Plenty of open grass for running around, plus good shade for warm days. It’s right next to the YMCA and the public swimming pool. Restrooms and parking are close by.
ParksPleasent Oaks Park
Pleasant Oaks Park is a family-friendly park in Pleasant Hill with a small playground that works well for both younger and older kids, plus plenty of open space to run around. The park is also popular for its multiple baseball and softball fields
Tilden Park Steam Train at the Redwood Valley Railway
All aboard for a classic East Bay adventure at the Redwood Valley Railway in Tilden Regional Park! Scenic ride through beautiful parkland that kids (and parents) love. Tickets are $4 each, or buy 5 tickets for $20. Tip: If you walk a bit further down into the valley past the main station, you’ll also find a small ride-on train that’s free to enjoy. It has shorter operating hours, so it’s worth checking early in your visit.
ParksWalden Park
Situated by the Iron Horse Trail, Walden Park is a small but popular neighborhood park in Walnut Creek with playgrounds for both younger and older kids, open grassy areas, basketball courts, picnic tables, and a unique disc golf course. Lots of shaded spots make it great for a casual afternoon outing or scooter ride.
Are most of these events free?
Many are — farmers markets, library storytimes, and the Broadway Plaza celebration are all free to attend. Check individual event pages for any ticketed shows or activities.
What's a good rainy-day backup if plans change?
Library events like Chess Hour, Lego Builders Club, and the Clayton Book Sale are all indoors and family-friendly — great low-key options any time.
Can I bring a stroller or wagon to the farmers markets?
Yes! All the local farmers markets are stroller-friendly outdoor spaces. Go early for the best produce and easier navigation before the crowds arrive.
Are the Broadway Plaza events suitable for young kids?
Absolutely — the Once Upon a Street celebration is designed to be fun for the whole family, with a festive, street-fair feel right in the heart of Walnut Creek.
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