Thursday 1

Pronzini Pumpkin Patch. Halloween fun for all! Pumpkins, haunted & western villages, corn pit, inflatables, kids’ activities, & more. Live music on weekends. Entry: $5–$10. Ages 2 & under: free. Fright Night: $25. Pumpkin-picking & other attractions add’l fee. Mondays–Thursdays: 11 a.m.–6 p.m. Fridays–Saturdays: 10 a.m.–7 p.m. Fridays & Saturdays Fright Night: 7–10 p.m. Sundays: 10 a.m.–6 p.m.  3795 Adobe Rd, Petaluma. pronzinifarms.com.

Friday 2

Skunk Train Pumpkin Express. Ride the train to a pumpkin patch & pick a pumpkin & tasty fall treats. $83.75 + fees. Ages 2 & under on laps: free. Dogs $16.49. Departing from Fort Bragg & Willits. Wednesdays, Fridays, & Sundays. 10:30 a.m. & 1:30 p.m. Saturdays. 10:30 a.m. 1:30 & 4:30 p.m. Saturday, Oct. 31: 10:30 a.m. & 1:30 p.m. 299 E. Commerical St., Willits. skunktrain.com/pumpkin-express.

Sunday 4

Spring Hill Halloween Market. Live music, spooky-scary fun with festive décor, foods & treats, plus groovy, one-of-a-kind wearables & home goods by local artists, makers, & bakers sold. 10 a.m.–4 p.m. Spring Hill Gardens. 384 Spring Hill Rd., Petaluma. 

Saturday 10

Blind Scream Haunted House. High fear factor. Not recommended for ages 7 & under. Ages 12 & under must be accompanied by an adult. Ticket prices: $25–$50. 98 Santa Rosa Plaza (corner A St. & 1st St.). Santa Rosa. blindscream.fearticket.com.

SRJC Shone Farm Fall Festival. U-pick pumpkins & apples, farm equipment displays, children’s activities, hay bale rides, farm animals, & sheep shearing. Food & wine for purchase. $5 pp. Ages 2 and under: free. No dogs. 10 a.m.–3 p.m. Shone Farm. 7450 Steve Olson Ln., Forestville. tinyurl.com/ms9dsw2s.

Monday 12

FREE Ghouls Just Wanna Have Fun at Studio W. Enjoy your day off from school at our spooktacular Halloween party. 9 a.m.–1 p.m. 8465 Old Redwood Hwy., Ste. 623, Windsor. Text for more info: 707-228-2819.

Saturday 17

FREE Trick or Treatment–Mysteries of the Laguna Treatment Plant. Food, candy, activities for all ages. Tours for ages 10+, RSVP required for accurate headcount. Costumes encouraged. 10 a.m.–2 p.m. Laguna Treatment Plant. 4300 Llano Rd., Santa Rosa. SRCity.org/tourtheplant.

Witchie Poo Show. A Halloween favorite featuring songs, dancing, & a live performance. Tickets cost: TBD. Oct. 17–18 & 24–25: 1 p.m. Sebastiani Theatre. 476 1st St. East, Sonoma. tinyurl.com/58pa6ajr.

Pumpkins on Pikes. Pumpkin carving, live music, straw maze, games, & food. $40. Ages 3 & under free (no pumpkin). Oct. 17, 24, & 25: 2–9 p.m. Tara Firma Farms. 3796 “I” St. Petaluma. tinyurl.com/ms8tewx9.

Fall Festival Sandy Loam Cotati. Pumpkins, music, crafts, hay pyramid, & more. Proceeds support free & affordable local farm programs. All ages welcome. $8. Ages 2 & under free. 10 a.m.–4 p.m. Veronda-Falletti Ranch. 175 W. Sierra Ave., Cotati. tinyurl.com/5ye4x52u.

60th Anniversary Event. Celebrate 60 years of It’s the Great Pumpkin, Charlie Brown with behind-the-scenes stories, live music, crafts, a big-screen showing, costume & mustache contests. Cost included with museum admission: $7–$15. Free for members & ages 3 & younger. 1–5 p.m. Charles Schulz Museum. 2301 Hardies Ln., Santa Rosa. tinyurl.com/4k4vb7c2.

Floating Pumpkin Patch. Float a pumpkin in the pool & decorate it poolside, plus enjoy plenty of other fun activities. Must register for 1 of 3 slots (2-hr. slots): 10 a.m.–noon, 1:30–3:30 p.m., & 3:34–5:45 p.m. $16. Ages 2 & younger free. Ridgway Swim Center. 455 Ridgway Ave., Santa Rosa. srcity.org/2913/Floating-Pumpkin-Patch.

FREE SoCo Halloween Market. Family & pet friendly. Live music, food trucks. More details to come. Noon–5 p.m. Old Courthouse Square, Santa Rosa. Visit the haunted house, enter the costume contest, enjoy giant bubbles, live music, arts & crafts, tricks, treats, & more. tinyurl.com/mpjz4wt6.

FREE Coddingtown Card Show Halloween Special. Trading Cards: Pokémon, Sports, Anime, One Piece, Riftbound & Magic: The Gathering, plus collectibles & memorabilia. Trick-or-treating for kids & adults, giveaways, & more. Bring your favorite cards & celebrate Halloween. 10 a.m.–6 p.m. 733 Coddingtown Center, Santa Rosa. codding.com/event/coddingtown-in-october.

YMCA Halloween Carnival. Carnival games & prizes, jumpy house, crafts, music & other kids’ activities. $8. All proceeds benefit the YMCA Financial Assistance Program. 3–6 p.m. YMCA. 1111 College Ave., Santa Rosa. scfymca.org/halloween-carnival.

The Great Pumpkin Float YMCA Pool. Find pumpkin in the pool & decorate it. Games & prizes. Proper swim attire required. No costumes in pool. Must pre-register for 1 of 3 slots (1/2-hr. slots): 2–2:30, 2:45–3:15, & 3:30–4 p.m. Free for members. Non-members: $12 per child. YMCA Pool; 111 College Ave., Santa Rosa. tinyurl.com/fsu5bckr.

Sunday 18

FREE Trick-or-Treat Trail Keiser Park. The City of Windsor & local businesses hand out candy to kids 12 & younger. Come in a costume & wear a mask. Noon–4 p.m. Keiser Park, 700 Windsor River Rd, Windsor. Registration required: tinyurl.com/4abwyxxr.

Tuesday 20

FREE Haunted Gingerbread Houses Windsor Library. For grades 7-12. Build your own haunted gingerbread house, using festive candy, icing, & other tasty decorations. 4–5 p.m. Windsor Library. Bldg. 100. 9291 Old Redwood Hwy., Windsor. tinyurl.com/bdee4dwu.

Thursday 22

Family FUNtaz. In place of the classic FUNtazmagoria during the Children’s Museum expansion, families are invited to a special evening of Halloween fun. A magical evening of pumpkins, potions, music, & mayhem. $11 Members. Admission: $22. Ages 11 mos. & younger: free. October 22–23: 4:30-8 p.m. 1835 W. Steele Ln., Santa Rosa. cmosc.org/family-fun-nights. 

Saturday 24

FREE Santa Rosa Mothers’ Club Trunk or Treat. A low-key, non-scary Halloween event in a closed parking lot. No scary costumes, please. Hosted by The Living Room, Vanguard Properties, and Santa Rosa Mother’s Club. 10:30–11:30 a.m. The Living Room parking lot: 1335 N. Dutton Ave., Santa Rosa. Registration required: santarosamothersclub.org/event-6773620.

Howarth Park. Children in costumes trick-or-treat throughout the park. Must register for 1 of 5 slots (1/2-hr. slots): 11:30 a.m., noon, 12:30, 1, 1:30, & 2 p.m. Passes $7; Deluxe pass: $25. Carousel, train, & pony rides: fees apply. Howarth Park. 630 Summerfield Rd., Santa Rosa. srcity.org/2164/Halloween-at-Howarth.

Sunday 25

FREE Halloween Carnival with Dia de los Muertos Celebration. DJ, haunted maze, exotic animals, community altars. Food, local wine/beer, & non-alcoholic options sold. Noon–5 p.m. Rohnert Park Community Center. 5401 Snyder Ln., Rohnert Park. tinyurl.com/4jx8uybc.

Witches & Wizards on the Water. Glide along the Petaluma River in your spookiest costume! Follow a special paddle trail, collect treats in a custom cotton bag, & explore by kayak, canoe, paddleboard, or other people-powered watercraft. Rentals available. Free to watch. 11 a.m.–3 p.m.. Costume contest: noon-1 p.m. The Floathouse. 50 Water St. & 50 E. Washington St., Petaluma.

FREE Fall Colors Festival. Live music, family-friendly games, arts & crafts, vintage car show, baking competitions. Food, drinks, local artisan crafts sold. 10 a.m.–4 p.m. Downtown Geyserville on Geyserville Ave. (CA-128), Geyserville. visitgeyserville.com/fall-colors.

Santa Rosa Symphony–Boo! Let’s Dance. Dance, imagine, & explore music from around the world with Snoopy & the Symphony. Featuring North Coast Ballet California & an interactive performance for the whole family. Costumes encouraged. $10–$20. 3 p.m. Weill Hall. Green Music Center. 1801 East Cotati Ave., Rohnert Park. gmc.sonoma.edu/boo-lets-dance.

FREE Windsor Certified Farmers Market–26th Pumpkin Jamboree. Kids’ cooking classes, craft projects, contests, educational activities, & country games. 9 a.m.–12:30 p.m. Windsor Town Green. 9291 Old Redwood Hwy., Windsor. windsorfarmersmarket.com/calendar.

Thursday 29

FREE Trick-or-Treating at Coddingtown Mall. Trick-or-treat–costume contest, free candy throughout the center, DJ, haunted house, arts & crafts, face painting, & more. 733 Coddingtown Center, Santa Rosa. tinyurl.com/3rth82ah.

FREE Downtown Trick-or-Treat. Come in costume & bring the family downtown for an afternoon of trick-or-treating at local businesses. 4–6 p.m. Downtown Cloverdale. 126 N. Cloverdale Blvd., Cloverdale. tinyurl.com/wydscwh6.

FREE Boo-Bash. 3:30 p.m.: Storytime at Copperfield’s Book. 4:30–6 p.m.: Festivities at The Courtyard (located near Salt & Straw/Monti’s), with children’s activities, airbrush tattoos, Halloween poster coloring, & goodie bags. 3:30–6 p.m. Montgomery Village Court, Santa Rosa. montgomeryvillageca.com/event/boo-bash-2.

Friday 30

Spooky Skies Robert Ferguson Observatory. Celebrate Halloween under the stars. Explore the night sky through telescopes, enjoy spooky science activities & treats. Come dressed in costume. Fun for all ages. $25–$40. 6:30-8:30 p.m. Robert Ferguson Observatory. 2605 Adobe Canyon Rd., Kenwood. tinyurl.com/mrce5p28.

Halloween Eve Cal-Skate 50th Anniversary. Skating party for all ages celebrating 50 years of Cal Skate. $16 admission. Skate rental $6. 7:30–10 p.m. Costume contest: 9 p.m. Cal Skate. 6100 Commerce Blvd., Rohnert Park. calskate.com/schedule.

Kids Halloween Sonoma Tennis Party. Come in costume & enjoy a movie, Halloween treats, & tennis games. All welcome. 4 p.m. Sonoma Community Tennis Nonprofit Facility, 17000 Arnold Dr, Sonoma More info: [email protected].

Saturday 31

FREE Cotati Candy Land. The City of Cotati & local businesses hand out candy. 11 a.m.–3 p.m. For map of merchants, meet at LaPlaza Park. 201 W. Sierra Ave., Cotati. tinyurl.com/mr22h63b.

FREE Petaluma Halloween Trick-or-Treat Trail. Ages 10 & under. Over 75 downtown merchants give out treats. Download trick-or-treat map from website or just look for signs in shop windows. 3–5:30 p.m. Downtown Petaluma. petalumadowntown.com/trick-or-treat-trail.

FREE Spooktacular. Get your map at the Visitors Center in the Toscano Hotel, then walk around the Plaza to participating businesses for trick-or-treating fun. 3–5 p.m. Sonoma Valley Visitors Center. 453 E. 1st St., Sonoma. tinyurl.com/5dm7t3p3.

FREE Mallo-O-Ween at Santa Rosa Plaza. Trick-or-treating event at Santa Rosa Plaza. Visit participating stores marked with an “Official Trick-or-Treat Spot” sticker to collect sweet treats. 3–6 p.m. 1071 Santa Rosa Plaza, Santa Rosa. tinyurl.com/bdfvz9w9.