California Halloween Events

Eureka Boo at the Zoo

October 26, 2025, 11 a.m.-3 p.m.

Sequoia Park Zoo
3414 W Street
Eureka, CA
$12.95-24.95, redwoodzoo.org

Annual family event featuring lots of kids (both human and otherwise) at the North Coast's beloved Sequoia Park Zoo. This event is not so scary but is lots of fun!

Candy Trail
Spooky Science Lab
Come in Costume

Hosted by The Sequoia Park Zoo & Foundation- Whoooooooo's ready for Boo at the Zoo? It's a fun-filled, family-friendly event. Stroll along a spooktacular Trick-or-Treat Trail sponsored by local businesses, wear your favorite costume, learn about creepy-crawly critters in the Spooky Science Lab and watch the Animal Pumpkin Stomp & Chomp!
 

Eureka Downtown & Old Town Trick or Treat

October 25, 2025, 2-4 p.m.

Main Street
Eureka, CA
Free, eurekaca.gov

Kids are invited to come in costume and trick or treat at participating businesses in Old Town and Downtown Eureka.

Garberville Halloween Festival

October 31, 2025, 4-6 p.m.

Garberville Town Square
Garberville, CA
Free, facebook.com/SoHumChamber

  • Featuring the Irie Rockerz band
  • Trunk or Treat
  • Costume Contest, cash prizes
  • Dance Contest, cash prizes

The biggest Halloween event in Southern Humboldt County, the public is invited to share in the fun, all ages can come.
 

Fortuna Trick or Treat Downtown 

October 31, 2025 time is usually 3-5 p.m., subject to change

Main Street

Free 

Geared toward ages 12 years and younger. The Fortuna Library is participating in this year's downtown Trick or Treat walk! Ages 12 years and under should be in costume and must be accompanied by a parent or guardian to participate.

 

Other fun events include a fun Easter celebration and the charming Lighted Tractor Parade at Christmas.

 

Events are not guaranteed. It is your responsibility to confirm before going.

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Near Eureka