California Halloween Events

Vacaville Floating Pumpkin Patch

October 5, 2019, 2-5 p.m.

Graham Aquatic Center
1100 Alamo Drive
Marshall Road/Alamo Drive
Vacaville, CA
$5 spectator fee, $8-10 participants,


Dive in and find the perfect pumpkin at the City of Vacaville's floating pumpkin patch. Arts & crafts, and games and prizes so bring your swimsuit, towel and friends! The water-slides and children's activity area will be open for an October afternoon of pumpkin splashing fun! 

Gymnastics Monster Mash

October 29, 2021, 6:30-8:30 p.m.

Vacaville Gymnastics Center
Ages 6-14,

At the nighttime Halloween Party experience a spooky obstacle course, play games, use gymnastics equipment, eat Halloween goodies, and make craft projects with Vacaville Gymnastics staff. Please no costumes. Space is limited so sign-up early for this special event!

Creekwalk Plaza Howloween

October 30, 2021, 11:30 a.m.-1:30 p.m.

Creekwalk Plaza
Andrews Park
$5 pooch parade & costume contest entry
Free admission

Bring your stylishly-clad dog and enter them in the Howl-o-ween Costume Contest for honors as best costume. Bring your beloved pooch, dressed to impress.


  • Most Creative
  • Funniest Fur Ball
  • Dynamic Duo (human/dog combo)

Adoptions, vendors, prizes.  Show off your fur-baby in style  at the annual Howl-O-Ween event with its signature costume contest! Each contestant will have 1 minute to put their best "paw" forward. Community judges will cast the final vote, and winners will be announced at the end of the event. Then stroll around our vendor area for cute items for your pup, or pick up a new friend with one of the adoptable pets. Sign up for the costume parade and contest, or just come on down to cheer on adorable costumed dogs.

Vacaville Halloween Stroll 

October 31, 2019, 4-6 p.m.

Rain or shine

Wear your costume and stroll along Main, Merchant, Parker, Dobbins and other streets in Historic Downtown Vacaville as you enjoy treats from participating merchants. Fun will be had by all!

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

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Near Vacaville