Friday, October 27

Teddy Bears' Picnic, 10am & 11:15am, Children's Fairyland, Oakland.

Magic Show, 4pm, Thrills and chills await us as our Magician amazes us with Halloween magic combining comedy, audience participation and amazing magic to create a spooktacular 45 minutes show for goblins ages 3 to 103! Mill Valley Community Center.

Trunk or Treat, 4:30 - 6:30pm, It is a fun, free event for the community where families come to the community center parking lot and "trick-or-treat" from decorated car trunks.  Free music, activities, face-painting for kids and more! Mill Valley Community Center.

Scaregrove, 3-9pm, Climbing Wall, BMX Biking, Skateboarding and more, Stern Grove, San Francisco.

Halloween Scream on the Green: Haunted House, 5:30–9 pm, Sherman Avenue and the Civic Green and Novato City Hall complex.

Spooky Spaghetti Bingo, 6-9pm, Corte Madera Community Center.

The Night Fairy, 7pm, ages 8+, When tiny but feisty Flory loses her fairy wings in an attack by a bat, she has to muster all her courage and ingenuity to survive in a garden full of threatening creatures, including a voracious spider, BACT Berkeley Center, Berkeley.

Novato Horsemen Haunted House, 7–10 pm, Bring the kids out for a night of scare and fun at the Novato Horseman Haunted House in Novato. Admission: $5 per person, 600 Bugeia Lane, Novato.

Saturday, October 28

Halloween Festival, 10 am–2 pm, fun, treats, costume contest for kids or dogs, scavenger h(a)unt at 11:30 am, and guess the weight of our three giant pumpkins for a prize ... plus more! Marin Country Mart.

Halloween Scream on the Green: Haunted House, 9am-4pm, carnival, trick-or-treat, haunted house, costume contest and more, Sherman Avenue and the Civic Green and Novato City Hall complex.

Bay Area Discovery Festival, 10am-4pm, free, North Bay Discovery Day, Sonoma County Fairgrounds.

Greenwood School Kindergarten Open House & Pumpkin Patch, 10am-12pm, Mill Valley.

Boo at the Zoo, 10am-3pm, Stroll the Zoo in costume and collect yummy treats. Ride the spooky boo train and join the dance party. Plus, get your face painted, make treats for the animals, and see how the animals at Oakland Zoo celebrate Halloween. Kids in costumes receive a free ride ticket. Oakland Zoo.

Pumpkin Patch Harvest Faire, 10am-6pm, Nicasio Valley Farms Pumpkin Patch.

Kids' Turn: A Workshop for Families Experiencing Separation and/or Divorce—6 week series, (5 – 17 years), 10-11:30am, Parents Place, San Rafael.

Teddy Bears' Picnic, 10am & 11:15am, Children's Fairyland, Oakland.

Dia de los Muertos Celebration, 10:30am-1pm, all ages, a joyful celebration of dearly departed family, friends and pets during the Day of the Dead Mexican festival. Decorating sugar skulls, face painting, snacking on traditional pasteries and creating your own memory box, Mill Valley Community Center.  

Halloween - Boos, Bones and Walking with the Dead, trick-or-treat through the new skeletal exhibit, enjoy the Spirited Halloween Fun plus a Hauntingly Tasty Taco Bar, Safari West, Santa Rosa.

Halloween Bash, 11am-3pm, Trick or Treat So Others Can Eat, Pet Parade and Costume Contest at Woodlands Pet Food & Treats, Pumpkin decorating at Bank Of Marin, Live Music, Facepainting & Balloon twisting, Bon Air Center, Greenbrae.

Epic Tam for the Whole Fam, 11am-1pm, Bring the kids and enjoy an epic but easy, family-friendly, with incredible views from the Verna Dunshee trail and discover plants and animals along the way. 

The Night Fairy, 11am & 2pm, ages 8+, When tiny but feisty Flory loses her fairy wings in an attack by a bat, she has to muster all her courage and ingenuity to survive in a garden full of threatening creatures, including a voracious spider, BACT Berkeley Center, Berkeley.

Discovery Day at Cal State East Bay, 11am-4pm, Approximately 50 activities are scheduled, with demonstrations, experiments, hands-on-activities, exhibits, lectures and much much more, Cal State East Bay Hayward Campus, Science Buildings, 25800 Carlos Bee Blvd, Hayward.

Halloween Hoopla, 11-3pm, Trick-or-Treat So Others Can Eat at Bon Air welcomes costumed kids, families and pets to a day-long Halloween Hoopla with trick-or-treating at restaurants and shops, live music, face painting, pet caricaturist, pumpkin decorating and the start of its annual canned food drive, Bon Air Center, Greenbrae.

Boo at the Zoo, 11am-4pm, a  "not-too-spooky" Halloween family festival where you can trick-or-treat around the Zoo and see the animals enjoy pumpkin treats, San Francisco Zoo.

Family Matinees, 11am, ages 5-12, provide a window into the exciting world of live jazz and feature amazing artists from around the globe! This month is The SFJAZZ Collective, SF Jazz Center, Miner Auditorium, San Francisco.

Halloween at the Village, 12-3pm, Participating retailers will hand out candy to costumed trick-or-treaters on Saturday from noon–3 pm. Look for strolling costumed characters who will have treats to pass out as well, The Village at Corte Madera.

3rd Annual Not-So-Spooky Halloween Party, 1–3pm, ghoulish games, creepy crafts, and terrible treats! Free, Marin City Library.

Trick-or-Treat on Fourth Street, 1–3 pm, Downtown San Rafael.

Meet & Greet: Nostalgic Blood With Author J.Crockett, 2pm, Barnes & Noble, Corte Madera.

Pumpkins on Pikes, 2-10pm, one of those very special events where magic is created and experienced by all who attend. The festivities start in the afternoon with great food, music and pumpkin carving. Everyone will get the chance to display their Jack-O-Lantern on a pike in the corn field. When the sun goes down the pumpkins are lit. It is a truly heart warming feeling looking over the glowing corn field to see the individual creations of all who attend, Tara Firma Farms, Petaluma.

Woodland Pet Food Halloween DOGtoberfest & Costume Contest, 3-6, free pet photos, pet sketch artist, pet psychic, animal rescue organizations and adoptions + more! Plus, there will be a Howl’oween Pet Costume Contest as well as free Center-wide trick or treating for kids and their families, Strawberry Village, Mill Valley.

Scaregrove, 3-9pm, costume contests, haunted houses, hay rides, carnival rides, giant inflatables, food for sale and live entertainment, Stern Grove, San Francisco.

Zombie Beach High, 6-10p, kid friendly games, costume parade, games, trick or treating and more! Stinson Beach Community Center.

Novato Horsemen Haunted House, 7-10 pm, 600 Bugeia Lane in Novato.

Jack O’Lantern Jamboree, Children's Fairyland, Oakland.

Super Natural Halloween Party, 6:30-9pm, Grab your costume and have yourself a ghoulishly great time trick-or-treating your way through the Academy at night—among spooky skulls and spine-tingling specimens! California Academy of Science.

Graveyard Stroll, 7pm, uncovers one of Marin’s most interesting, but little known cemeteries. All treats (and tricks) are free. Marin County Parks Lucas Valley Field Office in San Rafael.

Star Party on Mt. Tam, 7:30p, Mill Valley.

Halloween - Boos, Bones and Walking with the Dead, trick-or-treat through the new skeletal exhibit, enjoy the Spirited Halloween Fun plus a Hauntingly Tasty Taco Bar, Safari West, Santa Rosa.

Sunday, October 29

Mad Dash, 9:30am-1pm, Golden Gate Park, San Francisco.

Pumpkin Patch Harvest Faire, 10am-6pm, Nicasio Valley Farms Pumpkin Patch.

Teddy Bears' Picnic, 10am & 11:15am, Children's Fairyland, Oakland.

Jack O’Lantern Jamboree, Children's Fairyland, Oakland.

Boo at the Zoo, 10am-3pm, Stroll the Zoo in costume and collect yummy treats. Ride the spooky boo train and join the dance party. Plus, get your face painted, make treats for the animals, and see how the animals at Oakland Zoo celebrate Halloween. Kids in costumes receive a free ride ticket. Oakland Zoo.

Nature for Kids: Indian Tree, 10am – 1pm, We’ll head up the hill and visit several different forest habitats. We’ll go through one area that is completely shaded by bay trees, then we’ll walk up an oak covered hill, and finally end up in a little grove of redwoods. Meet at the trailhead on Vineyard Rd in Novato.

First Act: The Magic Flute Adventure, 10-11:30am & 11:30am–12:30pm, ages 3-6, workshop led by San Francisco Opera Teaching Artists, San Francisco.

Halloween Faire, 11am–12:30pm, Come in costume to celebrate All Hallows Eve with other wizards, witches, fairies, astronauts, and cartoon characters. Play carnival games, bounce in the jump house, enjoy the candy and prize hunt and costume parade! Fee: $8 per child; no charge for adults. Strawberry Recreation District, Mill Valley.

The Night Fairy, 11am & 2pm, ages 8+, When tiny but feisty Flory loses her fairy wings in an attack by a bat, she has to muster all her courage and ingenuity to survive in a garden full of threatening creatures, including a voracious spider, BACT Berkeley Center, Berkeley.

Boo at the Zoo, 11am-4pm, a  "not-too-spooky" Halloween family festival where you can trick-or-treat around the Zoo and see the animals enjoy pumpkin treats, San Francisco Zoo.

Family Fall Day, 11am-4pm, art tours, storytelling, crafts, and more, BAMPFA, Berkeley.

Trick-or-Treat at the Town Center, 12–3 pm, Goodies provided by participating merchants, Corte Madera Town Center.

San Raphael School Halloween Festival and Haunted House, 12-4pm, San Rafael.

Halloween Hoopla, 12-2pm, Unique Derique, Venezuelan Music Project, Pi Clowns, palm reader Madam Z, crafting with Trash Mash-Up and the Children’s Creativity Museum, games, photo booth and parade! Yerba Buena Gardens Festival, San Francisco.

Autumn Jazzfest & Costume Party on Mount Tam, 1pm-Dark, FREE ADMISSION - tasty treats at a neighborly price, Rain or Shine and it's looking like Shine! MWPCA Clubhouse 40 Ridge @ Panoramic Highway.

Fort Point Family Halloween Celebration, 1-6pm, Free activities, food trucks, costume parade, Fort Point National Historic Site.

Spooktacular Halloween Party & Trick-or-Treat, 1–5 pm, mall-wide trick for treating and games, decorations, bouncy house, arts and crafts, face painting, and removable tattoos. Children in costume will be able to trick or treat in East and West Malls and to visit participating retailers for candy and surprises, Japantown, San Francisco.

CarTUNE Afternoon: Disney Delights, 2pm & 4pm, Grab your popcorn and settle in for an afternoon of classic cartoons filled with classical music! San Francisco.

Celebrate Halloween, 3-5pm, costume party celebration with The JAMband, Park Chalet, San Francisco.

Spooky Stories and Songs with Scott Law's Bluegrass Dimension, 3:30pm, Terrapin Crossroads, San Rafael.

Novato Horsemen Haunted House, 7-10 pm, 600 Bugeia Lane in Novato.

Howl-o-ween, they also have a Kid Zone, The Treasure Island Flea.

Jack O’Lantern Jamboree, Children's Fairyland, Oakland.