Belmar Boo

Oct. 27, 11am-1pm

Celebrate Halloween with daytime trick-or-treating and family-friendly activities. Age 10 and under (and pets) are invited to trick or treat the streets of Belmar, visiting shops and restaurants. $5 donation for The Animal Tranquility Project at Foothills Animal Shelter is appreciated. Free admission. Belmar, Lakewood. 303-742-1501. belmarcolorado.com

Boo! On Briggs Street

Oct. 27, 4-7pm

Enjoy a trunk or treat, costume contests, and a glow-in-the-dark dance party. Reservations required for costume contests. Free admission, $5-$10 to enter costume contest. Downtown Erie. popupproduction.com

Historic Downtown Littleton Goblin Give-Out

Oct. 27, noon-5pm

Wear a Halloween costume and go trick-or-treating at participating merchants. Free admission. Historic Downtown Littleton. downtownlittleton.com

Howl-O-Ween

Oct. 20-21, 3-7pm

Wear your spookiest (or silliest) costume for tricks and treats stopping at historic buildings in the 8-acre outdoor museum. Try your hand at Halloween carnival games, check out the not-so-scary haunted house, and participate in the costume contest. Children must be accompanied by an adult. $2 per child, $3 per adult 18 and older. Centennial Village Museum, Greeley. 970-350-9220. greeleymuseums.com

Trick or Treat on Mainstreet

Oct. 31, 3:30-7pm

Take little ghouls, ghosts, and goblins to downtown Parker to celebrate Halloween. Many local businesses will line the street providing a fun and safe place for kids of all ages to trick or treat. Free admission. Downtown Parker. parkeronline.org