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October in the Boise Treasure Valley means pumpkin patches, haunted houses, trunk-or-treats, and a Halloween weekend spread across nearly every neighborhood in Meridian, Nampa, and Caldwell. Beyond the seasonal scares, October also brings a stacked concert calendar, Boise State basketball tip-off, home shows, and the City of Trees Marathon. Whatever kind of fall you're after, there's something happening nearly every night this month.
Below is the complete guide to things to do in the Treasure Valley in October 2026, organized by category so you can jump straight to Halloween events, haunted houses, pumpkin patches, concerts, or family fun.
Quick Answer: What's Happening in the Treasure Valley in October 2026
The biggest events in the Treasure Valley in October 2026 center on Halloween weekend, October 24–31, when Boo at the Zoo, Night of a Thousand Pumpkins, the 39th Annual Downtown Trick-or-Treat, and multiple Boise Halloween Bar Crawls all take place within the same week. The Treasure Valley also has eight haunted house attractions and eight pumpkin patches open throughout the month, plus 60+ concerts, the Boise Fall Home Show, the City of Trees Marathon on October 11, and Boise State men's basketball season openers. This guide covers every confirmed event by category and date, with direct links to tickets and event pages.
Marquee Events: Halloween Weekend in the Treasure Valley
Halloween weekend, October 24–31, is the single busiest stretch of the month, with multiple major events overlapping on both October 24 and October 31 alone.
- Boo at the Zoo — Saturday–Sunday, October 24–25 | Zoo Boise
- Night of a Thousand Pumpkins — Saturday, October 24 | 6:00 PM–9:00 PM | Eagle
- Boise Halloween Bar Crawl — Saturday, October 24 | 4:00 PM–10:00 PM
- 39th Annual Downtown Trick-or-Treat — Thursday, October 29 | 4:00 PM–7:00 PM | Downtown Nampa
- Boise Halloween Bar Crawl 2026 — Saturday, October 31 | 3:00 PM–10:00 PM
- Boise Official Halloween Bar Crawl — Saturday, October 31 | 3:00 PM–10:00 PM
Halloween Events in the Treasure Valley — October 2026
From dog costume contests to candlelight concerts, the Treasure Valley has a Halloween event for nearly every taste this October:
- 2026 Scarecrow Stroll — Thursday, October 1–Monday, November 2
- Witches' Paint Party — Thursday, October 8 | 6:00 PM–9:00 PM
- Green Apple Boutique at Witches' Night Out — Thursday, October 8 | 6:00 PM–9:00 PM
- DOGTOBERFEST — Friday, October 9 | 5:00 PM–9:00 PM
- Harvest Fest — Saturday, October 10 | 10:00 AM–4:00 PM | Eagle
- Trunk or Treat with Track Shark — Saturday, October 17 | 5:00 PM–7:00 PM | Indian Creek Plaza, Caldwell
- 12th Annual Trunk or Treat! — Thursday, October 22 | 6:00 PM–9:00 PM | Meridian
- JUMP-or-Treat — Saturday, October 24 | 5:00 PM–8:00 PM
- YMCA Halloween Run — Saturday, October 24 | 10:00 AM
- Night of a Thousand Pumpkins — Saturday, October 24 | 6:00 PM–9:00 PM
- Boo at the Zoo — Saturday–Sunday, October 24–25
- Boise Halloween Bar Crawl — Saturday, October 24 | 4:00 PM–10:00 PM
- BSU Orchestra Spook-Tacular — Wednesday, October 28 | 7:30 PM
- Spooky Safari — Thursday, October 29 | 6:00 PM–8:00 PM
- 39th Annual Downtown Trick-or-Treat — Thursday, October 29 | 4:00 PM–7:00 PM
- Deadman's Party with Casio Dreams — Thursday, October 29 | 8:00 PM
- Candlelight: Halloween Classics — Friday, October 30 | 6:30 PM & 8:45 PM
- All Hallows Eve Party with 2-Day Rental — Friday, October 30 | 7:00 PM
- Zona de Raveton: Halloween Edition (Latin & Regional Rave) — Friday, October 30 | 9:00 PM
- Boise Halloween Bar Crawl 2026 — Saturday, October 31 | 3:00 PM–10:00 PM
- Halloween Disc Golf Tournament — Saturday, October 31
- Boise Official Halloween Bar Crawl — Saturday, October 31 | 3:00 PM–10:00 PM
- Trunk or Treat at the Riverhouse — Saturday, October 31 | 3:00 PM–5:00 PM | Star
- Rocky Horror Picture Show — Saturday, October 31 | 9:00 PM
Haunted Houses in the Treasure Valley and Beyond — October 2026
Seven haunted house attractions are running across the Treasure Valley and beyond this October. Check each attraction's site for exact dates, hours, and ticket prices, as most run select nights throughout the month rather than every day:
- Requiem Haunted House — Caldwell
- The Haunted World — Nampa
- Haunted Mansions of Albion
- The Haunted Swamp — Twin Falls
- Lost Souls Attractions — Shelley
- Slaughter's Realm — Blackfoot
- The Haunted River — Menan
Pumpkin Patches & Straw Mazes in the Treasure Valley and Beyond — October 2026
Eight pumpkin patches and straw mazes are open around the valley this month, most running weekends throughout October:
- Lowe Family Farmstead — Kuna
- Jordan's Pumpkin Patch — Boise
- Shindig Farms — Nampa
- Lovely Hollows Farm
- Cherry Hill Farms
- Wissel Farms — Nampa
- Kovick Kountry Farms
- Pumpkin Palooza Treasure Valley
Family-Friendly Events in the Treasure Valley — October 2026
- Disney Descendants, ZOMBIES & Camp Rock: Worlds Collide Concert Tour — Tuesday, October 13 | 7:00 PM
- Bluey's Big Play — Wednesday–Thursday, October 14–15
- Show Me Reptile & Exotics Show — Saturday–Sunday, October 17–18
- Ski Swap — Thursday, October 29–Sunday, November 1
Festivals & Community Events in the Treasure Valley — October 2026
Home shows, dog shows, and Boise State basketball tip-off round out October's non-Halloween event calendar:
- Blue Bird Social Oktober Fest — Friday–Saturday, October 2–3
- Bingo Loco (Early October Show) — Friday, October 2 | 6:00 PM
- Bingo Loco (Late October Show) — Friday, October 2 | 10:00 PM
- Canyon County Fall Home Show — Friday–Sunday, October 2–4
- Hay Day — Saturday, October 3 | 1:00 PM–5:00 PM
- Low Roller Reining Classic — Friday, October 2–Saturday, October 10
- Athletic Club Boise vs Greenville Triumph — Saturday, October 3 | 1:00 PM–3:30 PM
- Idaho Senior Lifestyle Expo — Saturday, October 3 | 10:00 AM–4:00 PM
- PNW Woodworking & Maker Expo — Saturday–Sunday, October 3–4
- ICCKC Dog Show — Friday–Sunday, October 9–11
- Boise Card & Collectible Show — Saturday, October 10 | 10:30 AM–5:00 PM
- Freedom Brewfest — Saturday, October 10 | 1:00 PM–6:00 PM
- Boise State vs. University of Idaho Men's Basketball — Saturday, October 10 | 5:00 PM
- NPC Idaho Cup — Friday–Saturday, October 16–17
- Athletic Club Boise vs AV Alta FC — Saturday, October 17 | 7:00 PM–9:30 PM
- Boise State vs. University of Washington Men's Basketball — Saturday, October 17 | 7:00 PM
- AMA EnduroCross Championship: Round 2 — Saturday, October 17 | 7:00 PM
- Treasure Valley Flea Market — Saturday–Sunday, October 17–18
- TGR Presents: Actually, It Is Rocket Science — Thursday, October 22 | 7:00 PM
- Whitney Cummings: Big Baby Tour — Friday, October 23 | 7:00 PM
- Boise Fall Home Show — Friday–Sunday, October 23–25
- OS Crew: Ski Film Fest — Wednesday, October 28 | 8:00 PM
- Backcountry Film Festival — Thursday, October 29 | 5:30 PM
- Deadman's Pre Party: Music Bingo Blitz — Thursday, October 29 | 6:00 PM
- ICCKC Dog Trials — Friday, October 30–Sunday, November 1
Stay Active: Outdoor & Fitness Events in the Treasure Valley — October 2026
- 10th Annual Boise, ID Run for Resilience Ostomy 5K — Sunday, October 4 | 12:00 PM
- 17th Annual SueB 5K Memorial — Sunday, October 4
- YMCA Harrison Classic Kid's Race — Sunday, October 4 | 3:00 PM–5:00 PM
- City of Trees Marathon — Sunday, October 11 | 9:00 AM
- Northwest Dance Fest — Date TBD
- YMCA Halloween Freaky 5K and Monster Mile — Saturday, October 24 | 4:30 PM
Concerts & Live Music in the Treasure Valley — October 2026
October is loaded with live music, from arena headliners to intimate club shows — including Mastodon, Jon Pardi, Iron & Wine, and a Halloween-night lineup on October 31:
- PRESIDENT: North American Campaign 2026 — Thursday, October 1 | 7:30 PM
- James Garner's Tribute to Johnny Cash — Friday, October 2 | 7:00 PM
- Filter — Friday, October 2 | 7:30 PM
- The Living Tombstone — Friday, October 2 | 8:00 PM
- Dying Fetus & Sanguisugabogg — Saturday, October 3 | 7:00 PM
- Masters of Hawaiian Music — Saturday, October 3 | 7:30 PM
- Sidequest — Saturday, October 3 | 7:30 PM
- Take Me Home: The Music of John Denver Starring Jim Curry — Sunday, October 4 | 2:00 PM
- Phillip Phillips: Let's Go Far Tour — Sunday, October 4 | 8:00 PM
- Bumpin Uglies w/ Artikal Sound System — Sunday, October 4 | 8:00 PM
- The Used — Monday, October 5 | 8:00 PM
- Sons of Legion — Tuesday, October 6 | 7:00 PM
- Ethan Regan w/ harf. — Tuesday, October 6 | 8:00 PM
- Interfaith Sanctuary's FRED Awards 3: Moving Hope Home — Wednesday, October 7 | 6:00 PM
- Mastodon — Wednesday, October 7 | 7:00 PM
- Cradle of Filth: Majestic In Death II — Thursday, October 8 | 7:00 PM
- Too Short Live in Boise! — Thursday, October 8 | 8:30 PM
- PeelingFlesh w/ Gridiron, Outta Pocket, Grounds for Assault — Friday, October 9 | 6:30 PM
- Readings & Conversations: John Green with Anthony Doerr — Friday, October 9 | 8:00 PM
- Cameron Whitcomb — Friday, October 9 | 8:00 PM
- MATT RIFE: Stay Golden World Tour Live In The Round — Friday, October 9 | 8:00 PM
- Iron & Wine w/ Ken Pomeroy — Saturday, October 10 | 8:00 PM
- Gimme Gimme Disco — Saturday, October 10 | 8:30 PM
- Jon Pardi: Gamblin' Man Tour 2026 — Saturday, October 10 | 7:00 PM
- Yelawolf & Highly Suspect — Saturday, October 10 | 7:00 PM
- Craig Gass — Saturday, October 10 | 7:00 PM
- glaive: God Save the Three Tour w/ Tiffany Day, Kurtains — Sunday, October 11 | 7:30 PM
- The Green: Titles Tour 2026 — Sunday, October 11 | 8:00 PM
- Paul Cauthen — Monday, October 12 | 8:00 PM
- Tinlicker North America 2026 — Tuesday, October 13 | 8:00 PM
- Ashley Cooke: The Baby Blues Tour — Friday, October 16 | 8:00 PM
- Chelsea Handler: The High and Mighty Tour — Friday, October 16 | 8:00 PM
- Idaho Horror 48-Hour Film Festival — Saturday, October 17 | 4:00 PM
- almost monday: THANK GOD IT'S ALMOST MONDAY — Saturday, October 17 | 8:00 PM
- Charles Wesley Godwin — Saturday, October 17 | 8:00 PM
- BLADE RAVE — Saturday, October 17 | 9:00 PM
- Abduction: A Comedy in Three Acts — Sunday, October 18 | 1:30 PM
- Mom Jeans. w/ Harrison Gordon, Sobs — Monday, October 19 | 7:30 PM
- Jay Webb: The HOMESICK Tour — Monday, October 19 | 8:00 PM
- Swan Lake: Symphony of Lights — Tuesday, October 20 | 7:00 PM
- & JULIET: There's Life After Romeo — Tuesday–Sunday, October 20–25
- Taste of Chaos: Hollywood Undead / In This Moment — Wednesday, October 21 | 6:00 PM
- ButtTootKing: Lydia B Kollins, Suzie Toot & Kori King — Thursday, October 22 | 8:00 PM
- KNOX, Emi Grace — Friday, October 23 | 7:30 PM
- Reggaeton Rave — Friday, October 23 | 7:30 PM
- Escape The Fate w/ Clearframe, Reverie, Cursed Ones — Saturday, October 24 | 7:00 PM
- The War And Treaty — Saturday, October 24 | 7:00 PM
- THE TAYLOR PARTY — Saturday, October 24 | 9:00 PM
- Catch Your Breath: Not Broken Enough Tour — Sunday, October 25 | 7:00 PM
- Amarillo By Morning: Scorpion Entertainment Presents The George Strait Tribute — Sunday, October 25 | 7:00 PM
- Pigeons Playing Ping Pong w/ Sqwerv — Sunday, October 25 | 7:00 PM
- George Clanton w/ ideasforconversations — Tuesday, October 27 | 8:00 PM
- Nahko and Medicine for the People: HOKA 10th Anniversary Tour — Wednesday, October 28 | 8:00 PM
- Rival Sons: Domestic Bliss Tour — Friday, October 30 | 8:00 PM
- Plini: An Unnameable Desire North American Tour — Saturday, October 31 | 8:00 PM
- Pouya — Saturday, October 31 | 8:00 PM
- Kai Wachi — Saturday, October 31 | 8:00 PM
Living in the Treasure Valley
The Treasure Valley isn't just one of the fastest-growing regions in the country — it's one of the most livable. A fall calendar this full is part of what makes communities like Meridian, Eagle, Star, Nampa, and Boise so desirable for families, first-time buyers, and people relocating from other states.
Whether you're settling in for another season here or just getting to know the area, October is a good reminder of why so many people choose to call the Treasure Valley home.
Frequently Asked Questions About October 2026 Events in the Treasure Valley
What are the biggest events in the Treasure Valley in October 2026? ▸
Halloween weekend, October 24–31, is the biggest stretch of the month, with Boo at the Zoo, Night of a Thousand Pumpkins, the 39th Annual Downtown Trick-or-Treat, and multiple Boise Halloween Bar Crawls all taking place within the same week.
Where can I find haunted houses in the Treasure Valley in October 2026? ▸
Seven haunted house attractions are open across the Treasure Valley this October, including Dark Harvest, Requiem Haunted House, The Haunted World, Haunted Mansions of Albion, The Haunted Swamp, Lost Souls Attractions, Slaughter's Realm, and The Haunted River. Most run select nights throughout the month, so check each attraction's site for exact dates and hours.
Where can I find pumpkin patches in the Treasure Valley in October 2026? ▸
Eight pumpkin patches and straw mazes are open this October, including Lowe Family Farmstead, Jordan's Pumpkin Patch, Shindig Farms, Lovely Hollows Farm, Cherry Hill Farms, Wissel Farms, Kovick Kountry Farms, and Pumpkin Palooza Treasure Valley.
What concerts are happening in the Treasure Valley in October 2026? ▸
October's lineup includes Mastodon, Jon Pardi, Iron & Wine, Ashley Cooke, The Used, and dozens more shows across the valley's concert venues, with a Halloween-night lineup on October 31 featuring Plini, Pouya, and Kai Wachi.
What family-friendly events are in the Treasure Valley in October 2026? ▸
Top picks include Boo at the Zoo (October 24–25), Bluey's Big Play (October 14–15), the Disney Descendants, ZOMBIES & Camp Rock concert tour on October 13, and the Show Me Reptile & Exotics Show (October 17–18).
What festivals and community events are happening in the Treasure Valley in October 2026? ▸
October brings the Canyon County Fall Home Show, the Boise Fall Home Show, the ICCKC Dog Show and Dog Trials, the NPC Idaho Cup, and Boise State men's basketball season openers against Idaho (October 10) and Washington (October 17).
What outdoor and active events are happening in the Treasure Valley in October 2026? ▸
The City of Trees Marathon runs Sunday, October 11, alongside the Run for Resilience Ostomy 5K and the SueB 5K Memorial on October 4, and the YMCA Halloween Freaky 5K and Monster Mile closes out the active calendar on October 24.
