Montana Halloween Events 2018

Are you ready to track down some fun events for Halloween 2018? We have put together one of the largest calendars of Halloween events in the United States for you.It locates holiday activities for all ages – from kid-friendly children’s activities to adult Halloween parties. We don’t have every event yet, but there are plenty of ideas to get you and your family in the mood for Halloween in Montana.

2018 Events

Fright Night at Yellowstone Wildlife Sanctuary - Red Lodge, MT - Oct 26, 2018
Join us for a “Fright Night” Halloween on Friday, October 26th at the Yellowstone Wildlife Sanctuary! We’ll be partying with the animals after dark, two days after the full moon. What a perfect time to see our nocturnal (night) and crepuscular (twilight) animals at their most active! Activities include a costume contest, live music by Justin Satterfield & Sean Keeney, evening guided tours, and some special bat-related events in honor of Bat Week.

Thirsty Street Family-Fun Halloween Social - Billings, MT - Oct 27, 2018
Activities, games, snacks, candy & prizes! Costume Contest with prizes at 3pm. Ages 10 & under.

Nightmare on Thirsty Street - Billings, MT - Oct 27, 2018
Grab some Boo’s at Nightmare on Thirsty Street! Halloween party & Costume Contest. Costume contest with prizes at 9pm.

Montana Boo at the Zoo - Billings, MT - Oct 27, 2018
Boo at the Zoo is a merry, not scary event filled with lots of games and activities, food vendors, lively entertainment and lots of candy! You don’t want to miss the Mad Scientist Show featuring some of the zoo animals and staff members at Noon, 2pm, and 3:15pm. Regular Zoo admission day and free for Zoo members!

Nightmare Affair - Billings, MT - Oct 27, 2018
Adult Halloween costume party, plus a buffet dinner, live music by Ten Years Gone, a live auction, and hands-on science experiments.

Last Chance Arts Guild HALLOWEEN Art Show - Helena, MT - Oct 27, 2018
Fall with us into the void of creative chaos! Last Chance Arts Guild 5th Anniversary Celebration with the annual Fall/Halloween Art Show featuring Silent Art Auction, Artist Market featuring paintings by Dean Munson, Robin Maynard Life Works Two Year Memorial Showcase, Kids’ Coloring Tables, and Live Music from Rustic Rails and The Family Bar Collective. 4-8pm & ALL AGES WELCOME!

Trick or Treat Original Governors Mansion - Helena, MT - Oct 31, 2018
Bring the kids to trick-or-treat at the Original Governor’s Mansion for a sweet taste of Halloweens past, located at 304 N Ewing.

Halloween Celebration for kids - Helena, MT - Oct 31, 2018
Lewis & Clark Library

MALLOWEEN TRICK OR TREAT - Bozeman, MT - Oct 31, 2018
5 – 7 PM. trick-or-treating from 5PM to 7PM on Wednesday, October 31 at Gallatin Valley Mall! Simply visit the entrance of participating retailers throughout the mall for a great selection of candy and fun costumes. Meet Champ, get free professional family photos, and plenty of candy- while staying warm and dry!

Little Tykes Trick or Treat - Helena, MT - Oct 31, 2018
Dress up in your favorite costumes and join Downtown Helena, Inc. and the Helena Business Improvement District for the Little Tykes Trick or Treat on Halloween, Wednesday, Oct. 31, from 1 p.m. to 4:00 p.m. throughout Downtown Helena.

Halloween for Hospice - Missoula, MT - Oct 31, 2018
Free trick or treatin, carnival games for $1, costume contest. Proceeds benefit Hospice Care Foundation.

Boo ‘n Brew - Missoula, MT - Oct 31, 2018
In the former Herberger’s store. Beer garden, aerial acrobat show, hay rides, live DJ, food trucks, giant yard games, live art creation and more.

Bozeman Health Trick or Treat - Bozeman, MT - Oct 31, 2018
3:30 – 5:30 PM. Stay warm this Halloween and trick or treat! Start at Bozeman Health pediatrics and follow the candy corn trail.

Past Events

Fright Night – Red Lodge, MT – Oct 28, 2017

Boo at the Zoo – Billings, MT – Oct 28, 2017

Nightmare Affair – Helena, MT – Oct 28, 2017

Nightmare on Thirsty Street – Billings, MT – Oct 28, 2017

Halloween Party w/ The Wench and the Essentials – Helena, MT – Oct 28, 2017

Halloween Spooktacular – Great Falls, MT – Oct 29, 2017

Halloween Bash – Missoula, MT – Oct 29, 2017

Little Tykes Trick or Treat – Helena, MT – Oct 31, 2017

Halloween for Hospice – Missoula, MT – Oct 31, 2017

Halloween Festivities – Red Lodge, MT – Oct 31, 2017

Gallatin Valley Malloween – Bozeman, MT – Oct 31, 2017

Trick or Treating – Bozeman, MT – Oct 31, 2017, 4 PM

Haunted HousesPumpkin PatchesGhost Tours

Shop Funtober for Halloween Costumes

Kissing Booth Costumes

Kissing Booth Humorous Adult Costume


Z-O-M-B-I-E-S Costumes

Zombies Zed Classic Child Costume