by San Jose, California — Halloween 2026 is bringing a packed calendar of spooky attractions, costume celebrations, family festivals and trick-or-treating opportunities to San Jose. With Halloween falling on Saturday, October 31, residents and visitors can choose from hands-on science activities, neighborhood candy events, haunted houses and seasonal entertainment across the city.
1. Tech or Treat at The Tech Interactive
The Tech Interactive is hosting its annual Tech or Treat celebration on Saturday, October 31, from 10 a.m. to 5 p.m. in downtown San Jose.
This family-friendly event combines Halloween fun with hands-on science and technology activities. Visitors can explore trick-or-treat stations throughout the museum, take festive photos, create spooky crafts and participate in science-themed activities.
Children can dress in their favorite costumes while discovering interactive exhibits. The event is designed to provide a less frightening Halloween experience, making it particularly suitable for younger children and families.
General admission is listed at $38 for adults and $28 for children, seniors and students. Certain workshops and laser shows may require additional tickets.
2. Green Halloween at Happy Hollow Park & Zoo
Happy Hollow Park & Zoo is celebrating Halloween with Green Halloween on Saturday, October 31.
The event features costume parades, creepy-crawly animal presentations, Halloween crafts, games, trick-or-treating and special animal encounters. Children can enjoy seasonal entertainment while learning about animals and wildlife.
Green Halloween activities are included with regular park admission. Visitors wearing costumes between October 24 and October 31 can also receive a $3 discount on general admission, according to the event announcement.
Families should plan enough time to explore the park and participate in the scheduled activities. Checking admission availability before arriving is recommended.
3. Trick or Treat Along Lincoln Avenue
Downtown Willow Glen is hosting Trick or Treat Along Lincoln Avenue on Friday, October 30, giving children an opportunity to celebrate Halloween before the weekend.
Participating businesses along Lincoln Avenue distribute treats to costumed visitors during two scheduled sessions. The toddler session is listed for 11 a.m. to 12:30 p.m., followed by the school-age children’s session from 3 p.m. to 4:30 p.m.
The event provides a community-oriented alternative to evening trick-or-treating. Families can explore the neighborhood, visit participating businesses and enjoy the Halloween decorations along the commercial district.
Parents should check the latest event arrangements and participating locations before setting out.
4. Dead Time Dreams Haunted Attraction
Visitors looking for a more frightening Halloween experience can explore Dead Time Dreams at Eastridge Center in San Jose.
The seasonal haunted attraction features dark environments, theatrical scenes, supernatural characters and jump scares. Its immersive design is aimed at Halloween fans who prefer a more intense experience than family-friendly costume events.
The attraction is part of San Jose’s broader Halloween entertainment scene, offering an evening option for groups of friends, couples and older visitors.
Guests should check age recommendations, ticket availability and operating dates before attending. Those visiting with younger children should carefully consider whether a high-intensity haunted attraction is appropriate.
5. Grimm’s Hollow: Haunted Trail and Pumpkin Patch
Grimm’s Hollow combines a pumpkin patch with a Halloween-themed haunted trail at the Moreland Woods and Easterbrook Discovery School area in San Jose.
The attraction offers a family-friendly experience earlier in the evening, while a more intense version called The Shadows is designed for visitors seeking additional scares later at night.
The seasonal venue also features pumpkin-related activities and other fall entertainment. Families can enjoy a combination of outdoor autumn activities and Halloween storytelling in one location.
The haunted trail and pumpkin patch activities may have separate admission arrangements. Visitors should verify operating dates and ticket requirements before making plans.
6. Halloween by 365 Night Market
The Halloween by 365 Night Market is scheduled for October 30 and 31, from 4 p.m. to 10 p.m., at Grand Century Mall in San Jose.
The event brings together food vendors, shopping stalls, music, dance performances and Halloween-themed entertainment. Visitors can explore a range of food options and browse merchandise while enjoying the festive atmosphere.
Admission and parking are listed as free, making the market an option for visitors who want to combine Halloween celebrations with an evening outing.
The event may appeal to families, food enthusiasts and groups of friends looking for an alternative to haunted houses and traditional trick-or-treating.
7. Trunk-or-Treat at Seven Trees
Families can also look for the Trunk-or-Treat event at Seven Trees on Friday, October 30, as part of San Jose’s community Halloween programming.
Trunk-or-treat events allow children to collect candy from decorated vehicles in an organized setting. Colorful displays, costumes and themed decorations create a festive atmosphere for families.
These gatherings can be particularly useful for parents who prefer a planned community event rather than visiting multiple residential streets.
Families should confirm the event’s final hours, location arrangements and participation requirements before attending.
8. The Albertson Halloween House
The Albertson Halloween House is a neighborhood Halloween attraction known for its elaborate decorations and themed displays.
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Located on North 16th Street in San Jose, the house has developed a local following for its creative Halloween presentation. The 2026 display marks its 25th year and features a Star Wars-inspired setup, including themed props and costumed characters.
The attraction is scheduled for Halloween night, October 31, and is a potential stop for families exploring neighborhood decorations and trick-or-treating destinations.
Because it is a residential display, visitors should be respectful of neighbors, follow any crowd-management instructions and confirm current viewing arrangements before visiting.
Which Halloween event in San Jose would you most like to attend this year? Share your favorite activity or Halloween tradition in the comments.
