Thursday 10/23
- Costume Hack - Anythink Huron St. (Thornton) - Grades 6-12
- Trick or Treat Street at The Children's Museum of (Denver) - small children & their caregivers
- Boo after Dark (Denver Zoo) - all ages
- Boo at the Zoo (Denver Zoo) - all ages
- Trick or Treat Street at The Children's Museum of (Denver) - small children & their caregivers
- Trick or Treat Train (Golden) - families
- Spooktacular (Broomfield) - kids of all ages
- Tween Scene: Make a Mask - Anythink York Street (Thornton) - ages 9-12
- Halloween Carnival (Westminster) - kids 10 and under
- Safe Street Halloween (Northglenn) - families
- Trunk or Treat (Thornton) - children of all ages
- Candy Mania (Westminster) - children and their grownups
- Boo at the Zoo (Denver Zoo) - all ages
- Trick or Treat Street at The Children's Museum of (Denver) - small children & their caregivers
- Trick or Treat Train (Golden) - families
- Hauntings at the Hangar (Wings Over the Rockies, Denver) - all ages
- Zombie Cookies - Anythink Brighton (Brighton) - grades 6-12
- Tween Halloween Party - Anythink Huron St. (Thornton) - ages 9-12
- Exploding Pumpkins - Anythink Huron St. (Thornton) - grades 6-12
- Pumpkin Carving - Anythink Brighton (Brighton) - all ages
- Teen Time: Halloween Party - Anythink York Street (Thornton) - grades 6-12
- Halloween Story time, Craft & Parade - Anythink Huron St. (Thornton) - children, families, tweens
- Teen Halloween Party - Anythink Huron St. (Thornton) - grades 6-12
- Movie: Shaun of the Dead (Brighton) - ages 18+ (movie is rated R)