Happening Next

Gillette Halloween Events

Halloween events Happening Next in Gillette, WY

Gillette Main Street 2026 BOO-FEST & TRICK-OR-TREAT MAIN STREET

 Gillette Ave. Gillette, WY 82716 31 Oct 2026
FESTIVALS

Grinners Fright Night Bar Crawl

 5201 S Douglas Hwy, Gillette, WY, United States, Wyoming 82717 23 Oct 2026
PARTIES

Halloween Mystery Dinner

 113 S Gillette Ave, Gillette, WY, United States, Wyoming 82716 29 Oct 2026
GHOST-HUNTS

Halloween Boo + Tattoo Flash Event

 900 Camel Dr Suite B, Gillette, WY 31 Oct 2026

Grinners Tricks, Treats, and Trivia

 5201 S Douglas Hwy, Gillette, WY, United States, Wyoming 82717 28 Oct 2026
CONTESTS

Howloween Costume Contest 🌸🎃

 1103 E Boxelder Rd Unit 4K-B, Gillette, WY 24 Oct 2026
CONTESTS

Grinners Sips & Stems: Boos and Blooms

 5201 S Douglas Hwy, Gillette, WY, United States, Wyoming 82717 27 Oct 2026

Gillette College Treat Street

Gillette College Technical Education Center 22 Oct 2026

Halloween Trivia

 10800 S. Douglas Hwy., Gillette, WY, United States, Wyoming 82718 30 Oct 2026

The Legacy’s Annual Halloween Trick or Treat Walk Through

 1000 S. Douglas Highway, Gillette, WY, United States, Wyoming 82716 30 Oct 2026
TRICK-OR-TREAT

Dungeons & Dugouts Pokeween Open Play!

 1300 Butcher ct Lot A, Gillette, WY, United States, Wyoming 82716 6 Oct 2026

Adult Bingo: Halloween Edition

 10800 S. Douglas Hwy., Gillette, WY, United States, Wyoming 82718 24 Oct 2026

Momentum Physical Therapy Annual Vendor Event

 305 E. Lakeway Rd., Gillette, WY, United States, Wyoming 82718 24 Oct 2026