San Marcos Halloween Events

Halloween events Happening Next in San Marcos, CA

Knowhere's Halloween Trick or Read FREE Comic Book Day Event

 125 Vallecitos de Oro ste J, San Marcos, CA, United States, California 92069 18 Oct 2025
HALLOWEEN

Calaveras & Candela

 1784 La Costa Meadows Dr 1 Nov 2025
HALLOWEEN USD 7 TO 162

The Sticky Sweets Halloween Party at Amalfi , San Marcos, CA Saturday, Oct. 25th 6-9pm

 Amalfi Cucina Italiana San Marcos Ca 25 Oct 2025
HALLOWEEN

GC Dance Company Trunk-or-Treat Fundraiser

GC Dance Company 25 Oct 2025
TRUNK-OR-TREAT

Community Halloween Party: The Questhaven Excavation

 Questhaven 31 Oct 2025
HALLOWEEN

Dressage at Deer Springs Boo Bash Show

 2333 N Twin Oaks Valley Rd, San Marcos, CA, United States, California 92069 25 Oct 2025
CONTESTS

FIT4MOM NCI- Stroller Trick-o-Treating and Pumpkin Barre Class

 Hollandia Park 31 Oct 2025
WORKSHOPS

Family Night Craft Pick-up

 3 Civic Center Dr., 92078 22 Oct 2025
HALLOWEEN

WCC Trick or Tee: Sandy Caples Memorial Annual GOLF TOURNAMENT

 Twin Oaks Golf Course 24 Oct 2025
SPORTS USD 23 TO 3,737

San Marcos Community Harvest Festival and Halloween Trunk or Treat

 The Church of Jesus Christ of Latter-day Saints 25 Oct 2025
FESTIVALS

San Marcos Community Harvest Festival Dinner & Halloween Trunk or Treat

 The Church of Jesus Christ of Latter-day Saints 31 Oct 2025
RELIGIOUS