Jazz in the Plaza
2026-02-15 13:00 - 15:30, 2026-02-22 13:00 - 15:30, 2026-03-01 13:00 - 15:30, 2026-03-08 13:00 - 15:30, 2026-03-15 13:00 - 15:30, 2026-03-22 13:00 - 15:30 (America/Los_Angeles) | Putnam Plaza, 129 Petaluma Blvd N, Petaluma, CA
Every Sunday: Free, live jazz every week performed by some of the best musicians in the SF Bay Area and beyond, right in the heart of downtown Petaluma! Every Sunday from 1 to 3:30, local jazz bassist, music book publisher, and KRCB host Chuck Sher presents a rotating ensemble of professional, veteran jazz musicians in Putnam Plaza Park, right next to the Speakeasy. This event started in 2020 and has since become a staple for locals and visitors alike. Stop by and enjoy some of the best jazz the Bay Area has to offer!

Taco Tuesday Bike Ride
2026-02-17 17:30, 2026-02-24 17:30, 2026-03-03 17:30, 2026-03-10 17:30, 2026-03-17 17:30, 2026-03-24 17:30, 2026-03-31 17:30, 2026-04-07 17:30 and 4 more dates | SRJC parking lot, 550 Silva Ave, Santa Rosa, CA
A fun community bike ride through the heart of Santa Rosa.
Come join us this Tuesday!
We roll through the JC and McDonald Ave neighborhood, stop in Courthouse Square, then on to the taco trucks at Mitote Food Park in Roseland for dinner!
We depart Mitote at 8:15pm, ride back through Courthouse Square, then on to Yogurt Farms for dessert.
This ride is 8 miles round trip and rides all year long.
Rides canceled for rain and holidays.
All riders welcome. Bring the whole family!
Meet at SRJC parking lot at 550 Silva Ave. We are renting the use of this parking lot every Tuesday from 5:30pm to 9:30 pm. Taco Tuesday riders can park in the lot during that time frame for free.
Please park cars along the back wall on the east side. And stage in the row on the northern side of the lot (closest to Silva Ave).
Meet at 5:30pm; pedals up at 6pm.

Crab Feed For Kids
2026-02-21 17:00 - 22:00 | Friedman Event Center, 4676 Mayette Ave., Santa Rosa, CA
Celebrate for a cause! On February 21, 2026, Active 20-30 Redwood Empire #1029 invites you to an incredible all-you-can-eat crab feed, complete with silent and dessert auctions. All proceeds support local children, especially their back-to-school needs. 21+ only.

North Bay Science Discovery Day
2026-03-07 10:00 - 16:00 | Sonoma County Fairgrounds, 1350 Bennett Valley Road, Santa Rosa, CA
The North Bay Science Discovery Day is a one-day, free community science festival to spark curiosity and wonder in children and families. The festival brings together 100+ organizations and 10,000 attendees — supported by 70 sponsors and 150 volunteers — for youth to talk with scientists and engineers while exploring 150+ interactive exhibits, from rockets and beehives, robots and sharks, catapults and hearts, animation, animals, art, and more. Admission and parking are free, and no tickets are required. Rain or shine.

West Side Stories Petaluma
2026-03-11 19:30 - 21:30, 2026-04-08 19:30 - 21:30 | Polly Klaas Community Theatre, 417 Western Avenue, Petaluma, CA
It’s the longest running StorySlam in Northern California! Everyday people have stories to tell and we have a stage to tell them on The Polly Klaas Community Theater located at 417 Western in Petaluma. You can (but are not required to) drop your name in the hat to tell a 5 Minute, True Story, Based on the theme of the night. You should get tickets in advance (we do tend to sell-out) at davepokornypresents.com

Science Saturday for kids at Spring Lake Regional Park
2026-03-14 10:00 - 16:30, 2026-04-11 10:00 - 16:30, 2026-05-09 10:00 - 16:30 | Environmental Discovery Center, Spring Lake Regional Park, 393 Violetti Rd, Santa Rosa, CA
Bring your junior scientists over to the Environmental Discovery Center to enjoy a kids-only, interactive science hour. Set your inner engineer loose by using a variety of random items to build a mini boat. Test your vessel’s success by placing it in water, adding “passengers” and seeing how well it floats! Adults can head out into Spring Lake Park to enjoy rejuvenating, kid-free time in nature! Activities are ideal for kids ages 6-12. The cost is $10 for in-county residents and $12 for out-of-county attendees. For more information, contact Kalen Roloff Geck at ParkPrograms@sonoma-county.org. Registration required.
Please bring your own water and snacks. We recommend participants dress in layers and bring a hat and sunscreen. Most programs will happen rain or shine, but may be canceled during heavy rains, heavy smoke, or extreme temperatures. Accommodations will be made for visitors with disabilities upon advance request. Parking is $7 or free with a Regional Parks membership pass.

Redwood Empire Bonsai Society (REBS) Annual Bonsai Show
2026-08-22 10:00 - 16:00 | Rohnert Park Community Center, 5401 Snyder Lane, Rohnert Park, CA
Headliner – Sam Tan, professional bonsai artist and instructor
Studied under Ryan Neil of Bonsai Mirai. He represented Nor Cal in the Joshua Roth Rising Stars Competition at
GSBF Bonsai Rendezvous 2023
* See quality bonsai displays
* Demonstrations & Raffles, both days at 1 PM
* Large bonsai vendor area
* Large bargain sales
* Exciting silent auctions
* Trees in Training displays
* Free admission & parking
