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Things to Do in the Treasure Valley in October 2026

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.

Events Calendar

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

Boo at the Zoo

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.

Halloween Events in the Treasure Valley — October 2026

DOGTOBERFEST

From dog costume contests to candlelight concerts, the Treasure Valley has a Halloween event for nearly every taste this October:

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:

Pumpkin Patches & Straw Mazes in the Treasure Valley and Beyond — October 2026

Shindig Farms

Eight pumpkin patches and straw mazes are open around the valley this month, most running weekends throughout October:

Family-Friendly Events in the Treasure Valley — October 2026

Disney Descendants, ZOMBIES & Camp Rock: Worlds Collide Concert Tour

Festivals & Community Events in the Treasure Valley — October 2026

Canyon County Fall Home Show
Canyon County Fall Home Show

Home shows, dog shows, and Boise State basketball tip-off round out October’s non-Halloween event calendar:

Stay Active: Outdoor & Fitness Events in the Treasure Valley — October 2026

YMCA Harrison Classic Kid's Race

Concerts & Live Music in the Treasure Valley — October 2026

& JULIET: There's Life After Romeo
& JULIET: There’s Life After Romeo

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:

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.

Events Calendar

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.

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