Denver–Aurora–Centennial · October 1 – November 1, 2026
Halloween events for kids in Denver
Halloween beyond your own block. This page collects every event and program in our Denver listings whose title names Halloween, trick-or-treating, pumpkins, costumes, ghosts or the like, dated between October 1 and November 1. 37 are still ahead. Each one opens its listing page, which links to the organizer’s own page and shows the date we last checked it. Dates are in Mountain Time.
This weekendFri, Oct 16 – Sun, Oct 18
- Fri, Oct 16 · 3:00 PMHoffman Spook-tacular!
- Fri, Oct 16 · 4:30 PMBoo at the Zoo
- Fri, Oct 16 · 7:00 PMSpooky Movie Series: Hotel Transylvania
- Sat, Oct 17 · 10:00 AMHarvest Haunt Express
- Sat, Oct 17 · 10:00 AMHauntings in the Hangar
- Sat, Oct 17 · 10:00 AMPumpkin Harvest Festival at Four Mile
- Sat, Oct 17 · 10:30 AMPlay-Well Spooktacular Halloween Workshop using LEGO Materials
- Sat, Oct 17 · 1:30 PMWitches and Wizards Party (drop-off)
- Sat, Oct 17 · 2:00 PMTeen Pumpkin Chucking
- Sat, Oct 17 · 4:00 PMSafe Street Halloween
- Sat, Oct 17 · 6:00 PMThornton Trunk or Treat
Next weekMon, Oct 19 – Sun, Oct 25
- Wed, Oct 21 · 6:00 PMThornton Police Department Haunted Hallways
- Fri, Oct 23 · 4:00 PMSpooky Bizness at Little Monkey Bizness Westminster
- Fri, Oct 23 · 6:00 PMBOO-rific Bash & Splash
- Fri, Oct 23 · 7:00 PMBoo-Logical Adaptations Night Hike
- Fri, Oct 23Halloween GLOW Week at Sky Zone Parker
- Sat, Oct 24 · 8:30 AMApex PRD Foundation Trick or Trot 5K and Kids' Halloween Hunt
- Sat, Oct 24 · 9:00 AMCRAWL-O-WEEN Trick-or-Treating
- Sat, Oct 24 · 11:00 AMPumpkin Carving
- Sat, Oct 24 · 12:00 PMDowntown Westminster Trunk or Treat Halloween Spooktacular
- Sat, Oct 24 · 1:30 PMSplashing Pumpkins
- Sat, Oct 24 · 4:00 PMHaunted Trail Adventure at Bear Creek Lake Park
- Sat, Oct 24 · 4:30 PMStageDoor Haunted House & Aspen Park Village Spooktacular
- Sat, Oct 24 · 5:00 PMTreat Street: Trick or Treat Event
- Sun, Oct 25 · 1:00 PMHalloween Boo Bash
Later in OctoberMon, Oct 26 – Thu, Oct 29
Halloween weekendFri, Oct 30 – Sun, Nov 1
- Fri, Oct 30 · 8:30 AMSchool's Out! Day: Pumpkins & Potions
- Fri, Oct 30 · 10:00 AMJTML Hoppy Halloween Storytime
- Fri, Oct 30 · 4:00 PMTrick or Treat Trail
- Fri, Oct 30 · 5:00 PMTrick or Treat Street 2026 (Olde Town Arvada)
- Fri, Oct 30Trick or Treat Train
- Sat, Oct 31 · 2:00 PMGolden's Halloween Monster Mash
- Sat, Oct 31 · 4:00 PMSpooky Flashlight Storytime