Boulder Halloween Events

The Fright Crawl | Boulder Halloween Day Bar Crawl 2026 | Sat, Oct 31

TBA 31 Oct 2026

SOLD OUT! 6th Annual Motown Haunted Prom - Halloween Dance Party

Roots Music Project 31 Oct 2026

CHARLIE WONDER, DJ PENGUIN, EASTLIN and Friends : Rave from the Grave

Roots Music Project 31 Oct 2026

Deadphish Orchestra "The ghosts of PHISH Halloweens past"

Roots Music Project 30 Oct 2026

Dark Disko

Rosetta Hall 30 Oct 2026

Fall Fest

Rosetta Hall 25 Oct 2026

Halloween Monster Book Bash (Kid Friendly)

1909 9th St 31 Oct 2026

Five 5ths: Beetlejuice by Band of Toughs

Junkyard Social Club 28 Oct 2026

AoxomoxoA - Live at The St Julien

St Julien Hotel & Spa 30 Oct 2026

Halloween Latte Art Throwdown

Boxcar Coffee | Mesa Cafe 29 Oct 2026

Trick, Treat or Punketry: Halloween Night at Trident!

Trident Booksellers and Cafe 31 Oct 2026

Halloween Party | CBAR

921 Pearl St 31 Oct 2026

La Muerta! Halloween Party at the Junkyard

Junkyard Social Club 1 Nov 2026

PiCatsso Paint Night - Paint With Cats!!!

Purrfect Pause Cat Cafe 30 Oct 2026

Samhain Ancestors' Celebration at the StarHouse

The StarHouse 30 Oct 2026

INANNA'S DESCENT: A Samhain Journey Through the Underworld

The StarHouse 31 Oct 2026

Convergence 20: The Dungeon Crawler's Ball

1543 Pearl St, Boulder, CO 80302-5408, United States 31 Oct 2026

Halloween Ride: Costumes, Coffee & Donuts

Performance & Recovery Labs/PR Labs 31 Oct 2026

Spooktopia: A Magic Portal Party

2525 Frontier Avenue, Unit A, Boulder, CO, United States, Colorado 80301 31 Oct 2026

Fright Flight

Pleasant View Fields 24 Oct 2026

Halloween Musical Thriller

2414 Regent Drive, Boulder, CO, United States, Colorado 80309 30 Oct 2026

WITCHES R.I.S.E. HALLOWEEN POTLUCK + DANCE PARTY with Women R.I.S.E

Boulder, Colorado 30 Oct 2026

Halloween Skate Party

Avalon Ballroom 27 Oct 2026

Spooky Hunt: Pearl Street Pumpkins & Riddles Quest

Pearl Street Mall 25 Oct 2026