7 listed options in Westminster, with dates, costs, age guidance and direct organizer links. Choose a candy outing, costume event or seasonal plan that fits your group.
Coverage is curated, not exhaustive. Some listed dates may have passed; check each date before planning. Nearby towns are listed in their own city guides. Age restrictions and uncertain prices stay visible.
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Family games, entertainment, trick-or-treating and a Lake Pavilion pumpkin sale.
Location: 10455 N Sheridan Blvd, Westminster, CO
Cost: Free admission; pumpkins, food and purchases extra
Age guidance: Family-friendly; numeric age limits not published
Candy, music, bubbles and crafts in the Kokopelli Beer Company parking lot.
Location: 8931 N Harlan St, Westminster, CO 80031
Cost: Free admission
Age guidance: Family-friendly; numeric age limits not published
Trick-or-treat along three mini-golf courses, explore a family-friendly haunted maze, enjoy balloon art, glitter tattoos and a photo booth, and vote on staff-decorated pumpkins.
Location: 9650 Sheridan Boulevard, Westminster, CO 80031
Cost: Free children's event according to organizer's 2026 volunteer announcement; purchases separate
Age guidance: Children and families; exact child age ceiling not stated in 2026 announcement
Organizer details for Hyland Hills Halloween Trick-or-Treat Spooktacular
Candy, decorated trunks, games and community resources.
Location: Advocates For Recovery Colorado,3440 West71st Place, Westminster, CO 80030
Cost: Free family event; optional candy contributions
Age guidance: Family-friendly; everyone welcome
Adults-only Halloween arcade party
Location: Dave & Buster’s, 10667 Westminster Blvd Unit 100, Westminster, CO 80020
Cost: $31.74 banquet/game-play package including tax and gratuity; optional drink ticket $13.97
Age guidance: 18+; valid ID required for drink service; 21+ for alcohol
Organizer details for Dave & Buster’s Moonlight Mixer · Tickets or registration
Themed haunted attraction with optional separately priced experiences.
Location: 10798 Yukon St, Westminster, CO 80021
Cost: Dated calendar: $34.99 Oct 14–15/18–22; $37.99 Oct 25–29; $39.99 Fri/Sat. Homepage pricing differs; verify final checkout and fees.
Age guidance: Organizer warns it may be too scary for children 12 and under; not a minimum admission age
Organizer details for The Frightmare Compound · Tickets or registration
Morning pancake buffet, costume contest, scavenger hunt, coloring and Halloween music. The combo adds a $10 Power Card and three hours of eligible unlimited video-game play.
Location: 10667 Westminster Boulevard, Unit 100, Westminster, CO 80020
Cost: $27.94 food-only pass or $33.01 food-and-game combo displayed; includes tax and gratuity
Age guidance: All ages; under-18s must be accompanied by an adult aged 25+
Organizer details for Boo Bash — Dave & Buster's Westminster