San Marcos Halloween & Things to Do 2025
Your complete guide to the best halloween in San Marcos and surrounding areas
San Marcos centers Halloween 2025 on well-known attractions with eerie adventures and supernatural fun around the downtown plaza. Experience haunted entertainment, fall events, and spooky adventures including haunted houses, family pumpkin picks, and costume nights.
Find the best San Marcos Halloween happenings this year!
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Family-Friendly Fall Activities
48 eventsPirate-themed Halloween adventure with trick-or-treating.
Halloween Food, Drink, and Parties
20 eventsHillcrest's ultimate Halloween block party with costume contest
Haunted Experiences
18 eventsSan Diego's largest nighttime Halloween experience.
Halloween Activities
13 eventsHaunted pub crawl combining history and spirits.
Editor's Picks (6)
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SeaWorld San Diego's Halloween Spooktacular
(San Diego)
Pirate-themed Halloween adventure with trick-or-treating.
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HalGLOWeen at the San Diego Zoo
(San Diego)
A glowing Halloween spectacular with diverse entertainment
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Howl-O-Scream San Diego
(San Diego)
San Diego's largest nighttime Halloween experience.
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Whaley House Ghost Tours
(San Diego)
America's Most Haunted House® with documented paranormal activity
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Ghosts & Gravestones San Diego Halloween Tour
(San Diego)
Ride the 'Trolley of the Doomed' with spirited ghost hosts.
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CarnEvil: Le Cirque du Mal
(Temecula)
The return of the infamous 1800s French circus, Le Cirque du Mal
Latest News & Updates
Stay informed about Halloween events and activities in San Marcos
- San Diego Zoo's Halloween Extravaganza Published: Fri, Oct 24, 2025
- San Diego Zombie Crawl: Halloween and Dia De Los Muertos Published: Fri, Oct 24, 2025
San Marcos Halloween Events Map
See every Halloween event, haunted attraction, and pumpkin patch on one map.
