Upcoming Halloween Events

Trunk or Treat Spooktacular

Main Event Thornton 26 Oct 2025
TRUNK-OR-TREAT USD 0 TO 18

Trunk or Treat

Carpenter Park Fields 18 Oct 2025
HALLOWEEN

Revenant, A Hard Days Night & Changes In Latitude!

Heroes Bar and Grill 31 Oct 2025
MUSIC

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Upcoming Festivals Events

Harvest Festival

4661 E 136th Ave, Thornton, CO, United States, Colorado 80602 25 Oct 2025
FESTIVALS

Gritty Velvet @ Heroes in Oct

Heroes Bar and Grill 18 Oct 2025

Winterfest 5k

3498 E 112th Ave, Thornton, CO 80233, United States 13 Dec 2025

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Upcoming Live Music Events

4th Annual Chilli-Cook Off & Car Show

8992 Washington St. , Thornton, CO, United States, Colorado 80229 11 Oct 2025
MUSIC

4th Annual Biker Bash

Sun Harley-Davidson 11 Oct 2025
MUSIC

Underground Kings

83 E 120th Ave 12 Oct 2025
ART USD 26 TO 301

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Upcoming Food & Drinks Events

Sundown Rising Live at Heroes

Heroes Bar and Grill 10 Oct 2025

Dia de los Muertos

McAllister Park Center 750 W. 96th Ave 1 Nov 2025
DAY-OF-THE-DEAD

Westgate Trunk or Treat

12500 Washington St, Thornton, CO, United States, Colorado 80241 24 Oct 2025
TRUNK-OR-TREAT

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Trending Events in Thornton

Thornton Pop-Up Tasting Room with Whitewater Hill Vineyards

Holiday Inn Express & Suites Denver North - Thornton 22 Nov 2025
POP-UPS FREE

Pop the Balloon Speed Dating.[Vendors Welcome]

Thornton 20 Aug 2025
SINGLES-PARTIES FREE

Thornton Job Fair - Thornton Career Fair

Thornton 8 Dec 2025
JOB-FAIRS

Thornton Job Fair - Thornton Career Fair

Thornton 4 Nov 2025
JOB-FAIRS FREE

Thornton City Council Candidate Forum

13495 Holly St, Thornton, CO 80602-7974, United States 8 Oct 2025
BUSINESS

Whiskey, Wine & Poker Night

North Hill Clubhouse 18 Oct 2025
SPORTS FREE

Gritty Velvet @ Heroes in Dec

Heroes Bar and Grill 19 Dec 2025
HOLIDAY

2026 Medicare Plan Review

5877 E 120th Ave, Thornton, CO 80602-8054, United States 11 Oct 2025
WORKSHOPS

October Open Sanctuary and Rescued Animal Snuggle

Broken Shovels Farm Sanctuary 11 Oct 2025

EBIKE TAKEOVER

8876 Pearl St, Thornton, CO 80229-4738, United States 10 Oct 2025
SPORTS

Comic Book Club October - Beneath The Trees Where Nobody Sees

550 E Thornton Parkway, Suite 114, Thornton, CO, United States, Colorado 80229 9 Oct 2025

DDMC Oct Pumpkin Patch Event

Maize in the City 12 Oct 2025
DOG FREE

Somatic Body and Mind Release Class

14647 Delaware St #1300, Westminster, CO 80023 25 Oct 2025
WORKSHOPS

More things to do in Thornton