Free family event at Wilson Park at Andrus Circle Drive and Jackson Slough Road in Isleton.

Free event featuring pets - adoptable dogs and puppies! - eggs, games, and music for ages 14 and younger. Egg hunters must be pre-registered. All family members welcome.

The Downtown Antioch Association presents Egg Hunt & Easter Bunny: 11 a.m.-1 p.m. at the Rivertown Treasure Chest: bunny pics and plushies donated by K911 Animal Rescue. 12:30-4 p.m. at Royal Banquet and Event Halls: bunny pics and egg hunt for prizes and more plushies. 4-5 p.m. at Waldie Plaza: egg hunts, bunny pics, Easter […]

Join Benicia Fermentory for a hands-on fermentation workshop, a beginner-friendly class about the art and science of traditional fermentation. You'll leave with your own jar of probiotic-rich sauerkraut to take home. We’ll cover: • The fundamentals of fermentation • How to safely ferment vegetables at home • The health benefits of fermented foods • Flavor […]

The Golden Gate Historical Bottle Society will host its annual Bottles, Insulators, Antiques, and Collectibles Show and Sale at the Contra Costa Event Park in Antioch. The two-day event features vendors, collectibles, and free walk-in appraisals. Admission is $10 on Friday and free on Saturday.

The East Bay Anza 250 Symposium will explore the impact of the 1775–76 Juan Bautista de Anza expedition and its lasting influence on the East Bay. The event will bring together historians, educators, land managers, and community leaders to discuss the expedition’s history, Indigenous legacies, and how this past continues to shape the region today. […]

Join Big Break for a monthly social hour featuring themed mocktails, hors d’oeuvres, an art activity, and an evening stroll in the park. This drop-in program is held every third […]

Enjoy Delta Meadows' video about one piece of Locke history: the gong shown here! (Link goes to Facebook post.) Enjoy at 2.5 mile hike through the Delta Meadows Park Property […]

Join volunteer cleanup efforts in Antioch honoring Earth Day and Arbor Day, with options at the Antioch Skate Park or Nick Rodriguez Center. Check in at 9 a.m., cleanup 9:30-11:30 a.m., free lunch for volunteers noon-1 p.m.. Learn more.

Join the Contra Costa County Historical Society Book Club for its fourth meeting, featuring a discussion of "Ghosts of Black Diamond Mines." A field trip will also take place to visit Rose Hill Cemetery.

Join the Martinez Historical Society for its annual crab feed fundraiser featuring Dungeness crab, an Italian-style dinner, live auction, raffle, and entertainment. Proceeds support the organization’s mission of preserving local history. Doors open at 5:30 p.m. with dinner served at 7:00 p.m., followed by a program.

The Yolo Bypass Wildlife Area tours are hosted on the third Sunday of the month from October through June. Learn about migratory bird species, flood management techniques, agricultural practices, native plants of the wetlands and more! Please dress in layers as weather can be unpredictable. Registration required; more information here.