Trick or Treat at Emma Prusch Farm Park

Sat · Oct 31·11 AM·San Jose

Eco-friendly Halloween activities at Happy Hollow Park & Zoo include a Creepy Crawly Critter Show, costume parade, crafts, games, animal encounters, and enrichment, free with General Admission.

Sat · Oct 31·3 PM·Emma Prusch Farm Regional Park, 647 S. King Rd. San Jose, California 95116

Candy, games, food trucks, farm animals and hay wagon rides fill Emma Prusch Farm Regional Park for a free Halloween celebration, all ages.

Sat · Oct 31·Biblioteca Latinoamericana, Children's Area & Teen Room, San Jose

Spooky paper creations hide among bookshelves at Biblioteca Latinoamericana, where participants grab clue cards, search the shelves, and claim prizes at the information desk, ages 5–18.

Sat · Oct 31·Happy Hollow Park and Zoo, San Jose

Green Halloween at Happy Hollow Park & Zoo offers creepy crawly critter shows, costume parades, crafts, ghoulish games, trick‑or‑treating, and special animal encounters, $3 off admission.

Sun · Nov 1·10:30 AM – 10:30 AM·The Tech Interactive · San Jose

At The Tech Interactive, Brownies make pepper dance with electricity, create edible art, blow balloons using density, craft lava lamps and silly putty, earning a Home Scientist badge.

Tue · Nov 3·5 PM – 6 PM·Rose Garden, San Jose

Lynbrook High School’s Women in STEM Club runs hands‑on STEM experiments and demonstrations at the Rose Garden, with all materials provided, free, for ages 5–12.

Fri · Oct 23·10 AM·Almaden Community Center, 6445 Camden Ave. San Jose, California 95120

Costumed Halloween party at Almaden Community Center offers food, games, crafts, and stories provided by staff, $25 per child, for ages 3–5.

Fri · Oct 23·5 PM·Willow Glen Community Center, 2175 Lincoln Ave. San Jose, California 95113

Trunk-or-Treat at Willow Glen Community Center offers free candy, games, crafts, and a bounce house for all ages.

Fri · Oct 23·5 PM·Bascom Community Center, 1000 S. Bascom Ave. San Jose, California 95128

Art, crafts, haunted rooms and a scavenger hunt fill Bascom Community Center; clues collected solve a mystery, $5 per person, free for children 2 and under, all ages.