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Halloween events in Thornton, CO

Halloween Baby Goat Yoga
Sat, Oct 25, 10:00 AM
Arvada · Freedom Street Social
Halloween Baby Goat Yoga
Sat, Oct 25, 10:00 AM
Arvada · Freedom Street Social
Halloween at the Vehicle Vault: Trunk or Treat 2025
Sat, Oct 25, 12:30 PM
Douglas District · Vehicle Vault
Halloween at the Vehicle Vault: Trunk or Treat 2025
Sat, Oct 25, 12:30 PM
Douglas District · Vehicle Vault
Axe Me Out Halloween Party
Fri, Oct 31, 7:00 PM
Northwest Acres · Axe Me Out
Axe Me Out Halloween Party
Fri, Oct 31, 7:00 PM
Northwest Acres · Axe Me Out
Halloween Bash with Arena All Stars @ The Bear! 10/31/25
Fri, Oct 31, 7:30 PM
Evergreen · Little Bear Saloon
Halloween Bash with Arena All Stars @ The Bear! 10/31/25
Fri, Oct 31, 7:30 PM
Evergreen · Little Bear Saloon
Pawrade Registration
Sunday at 12:00 PM
Wolhurst · Aspen Grove Shopping Center
Pawrade Registration
Sunday at 12:00 PM
Wolhurst · Aspen Grove Shopping Center
The Official Halloween Bar Crawl - Boulder
Sat, Nov 1, 4:00 PM
Central Boulder · The Spotted James
The Official Halloween Bar Crawl - Boulder
Sat, Nov 1, 4:00 PM
Central Boulder · The Spotted James
Fall and Halloween Paint and Sip at Schoolyard Beer Garden
Thu, Oct 16, 6:00 PM
Civic Center · Schoolyard Beer Garden
Fall and Halloween Paint and Sip at Schoolyard Beer Garden
Thu, Oct 16, 6:00 PM
Civic Center · Schoolyard Beer Garden
Walking Dead Halloween Pub Crawl Denver 2025
Fri, Oct 31, 7:30 PM
Five Points · Larimer Lounge
Walking Dead Halloween Pub Crawl Denver 2025
Fri, Oct 31, 7:30 PM
Five Points · Larimer Lounge
November Monthly Make-Along - Festive Autumn Leaf Garlands
Thu, Nov 6, 4:00 PM
Marnett · Fettle & Fire
November Monthly Make-Along - Festive Autumn Leaf Garlands
Thu, Nov 6, 4:00 PM
Marnett · Fettle & Fire
Stoney's Sloan's Lake 1st Annual Pumpkin Carve
Fri, Oct 17, 7:00 PM
West Colfax · Stoney's Sloans Lake
Stoney's Sloan's Lake 1st Annual Pumpkin Carve
Fri, Oct 17, 7:00 PM
West Colfax · Stoney's Sloans Lake
Trunk or Treat
Sat, Oct 18, 1:00 PM
Los Pinos · 1800 E 105th Pl
Trunk or Treat
Sat, Oct 18, 1:00 PM
Los Pinos · 1800 E 105th Pl
Sales end soon
GHOSTS AND VAMPIRES TOUR - COLORAD0 - 2025
Saturday at 7:00 PM + 7 more
Evanston · 870 First St
Sales end soon
GHOSTS AND VAMPIRES TOUR - COLORAD0 - 2025
Saturday at 7:00 PM + 7 more
Evanston · 870 First St
Simms Steakhouse - Boo with a View Wine Dinner
Fri, Oct 31, 6:00 PM
Edgemont · Simms Steakhouse
Simms Steakhouse - Boo with a View Wine Dinner
Fri, Oct 31, 6:00 PM
Edgemont · Simms Steakhouse
Nearly full
A Storybook Holiday: Wild Rumpus
Sat, Oct 25, 6:00 PM
Castle Rock · Douglas County Libraries - Philip & Jerry Miller Library
Nearly full
A Storybook Holiday: Wild Rumpus
Sat, Oct 25, 6:00 PM
Castle Rock · Douglas County Libraries - Philip & Jerry Miller Library
Halloween Drag Show with Talia Tucker and Banana Splits
Sat, Oct 25, 7:00 PM
Arvada · Marmalade Lounge and Boutique
Halloween Drag Show with Talia Tucker and Banana Splits
Sat, Oct 25, 7:00 PM
Arvada · Marmalade Lounge and Boutique
Sales end soon
Halloween Costume Bar Crawl - Downtwon Denver
Sat, Oct 25, 7:00 PM
Union Station · Tony Tenderonis
Sales end soon
Halloween Costume Bar Crawl - Downtwon Denver
Sat, Oct 25, 7:00 PM
Union Station · Tony Tenderonis
Sales end soon
Ghost Cake Decorating Class
Saturday at 1:00 PM
Valverde · 194 S Federal Blvd
Sales end soon
Ghost Cake Decorating Class
Saturday at 1:00 PM
Valverde · 194 S Federal Blvd
Choice House Halloween Party 2025
Thu, Oct 30, 6:00 PM
Gunbarrel · 6901 Lookout Rd, Boulder, CO, USA
Choice House Halloween Party 2025
Thu, Oct 30, 6:00 PM
Gunbarrel · 6901 Lookout Rd, Boulder, CO, USA
Boo on the Bluff
Sat, Nov 1, 9:30 AM + 14 more
Stapleton · 3192 N Havana Wy
Boo on the Bluff
Sat, Nov 1, 9:30 AM + 14 more
Stapleton · 3192 N Havana Wy
Masquerade Ball: Halloween Weekend
Sat, Nov 1, 5:30 PM
Douglas District · Vehicle Vault
Masquerade Ball: Halloween Weekend
Sat, Nov 1, 5:30 PM
Douglas District · Vehicle Vault

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