Halloween Weekend in San Diego County: Oct 30 to Nov 1, 2026

San Diego goes big on Día de los Muertos this weekend, with Old Town leading the way. Add a haunted trail in Balboa Park, a 21+ museum night and a Gaslamp zombie crawl, and you've got a full weekend.

Plans change, especially around Halloween, so check the organizer’s link before you head out.

Friday, Oct 30

Secret Society of Adultologists (21+)

  • When: Fri Oct 30, 6–11 PM
  • Where: San Diego Natural History Museum, Balboa Park
  • Cost: $55 ($45 members); VIP $100 ($85 members)
  • Info: www.sdnhm.org

An after-hours Halloween party among the exhibits. Bring ID; costumes can’t cover your face.

The Haunted Trail of Balboa Park

  • When: Fri Oct 30, 6:30–11:55 PM (runs through Nov 1)
  • Where: Balboa Park
  • Cost: From $34.99; Fast Pass $49.99; VIP $99.99
  • Info: hauntedtrail.net

A mile-long scare trail plus the eXperiment Maze. Saturday and Sunday hours: confirm on the official site.

Saturday–Sunday

Old Town Día de los Muertos (our pick)

  • When: Sat Oct 31, 10 AM–7 PM; Sun Nov 1, 10 AM–5 PM; candlelit procession Mon Nov 2, 6 PM
  • Where: Old Town San Diego State Historic Park and San Diego Ave.
  • Cost: Free (paid parking in State Park lots; overflow at the Caltrans lot, 4300 Taylor St.)
  • Info: www.oldtownsandiego.org

More than 40 altars, a weekend mercado on San Diego Ave. and Harney St., and the Catrina contest Sunday at 2 PM. State Park activities run 10 AM–5 PM both days.

San Diego Zombie Crawl (21+)

  • When: Fri–Sat Oct 30–31, 6 PM–2 AM
  • Where: Check-in at American Junkie, 628 Fifth Ave., Gaslamp Quarter
  • Cost: From about $39
  • Info: gaslamp.org

Entry to 25-plus venues, welcome shots and drink deals downtown.

LEGOLAND Brick-or-Treat

  • When: Sat–Sun Oct 31–Nov 1; Halloween fun from 3 PM to park close
  • Where: LEGOLAND California, Carlsbad
  • Cost: Included with park admission
  • Info: www.legoland.com

Candy stations and costumes around the park. The final weekend of the season. Park closing time: confirm on the official site.

Have a SD event we should know about? Send it our way, and have a happy (and safe) Halloween.

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