Running Races in Idaho — 2026

There are 81 running races in Idaho in 2026 across 39 cities. The next upcoming race is the Founders Day Fun Run in Lava Hot Springs on July 25. Popular distances include 5K races, half marathons, 10K races.

Rush Creek Stampede

Sat, Oct 10 · Cambridge, ID Cambridge

Road 5K Run10K Run1/2 Marathon

From $40 Open

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Hayden Lake Marathon

Sat, Oct 10 · Hayden Lake, ID Hayden Lake

Virtual Kids Fun Run5KQuarter Marathon +3

From $0 Open Closing Soon

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City of Trees Marathon

Sun, Oct 11 · Boise, ID Boise

Virtual 5k10kHalf Marathon +2

From $35 Open Closing Soon

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Idaho Running Day

Sat, Oct 17 · Boise, ID Boise

Road 5K10KHalf Marathon +1

From $25 Open Closing Soon

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YMCA Halloween Run presented by Micron

Sat, Oct 24 · Boise, ID Boise

Road Monster MileFreaky 5KHalf Marathon

From $30 Open

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Eternal Surrender 5K, 10K and Half Marathon

Sat, Oct 24 · Coeur D Alene, ID Coeur D Alene

Virtual 5k10kHalf Marathon

From $35 Open

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Haunted Half Marathon and 5k by Run the Undergrad

Sat, Oct 24 · Rexburg, ID Rexburg

Road Haunted 5k BYU-I Student EntryHaunted 5kHaunted Half Marathon BYU-I Student Entry +1

From $10 Open

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Halloween Hustle

Sun, Oct 25 · Coeur d'Alene, ID Coeur d'Alene

Virtual Goblin Kids Fun RunTeam Hoyt 5KFreaky 5K +4

From $0 Open

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ZD30 The Summit (1 Mile, 5K, and 10K, 1/2 Marathon, 30 Mile Ultra)

Sat, Nov 7 · Boise, ID Boise

Road 1 Mile Run/Walk5k Run/Walk10k Run/Walk +2

From $20 Open

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Boise Half Marathon

Sat, Nov 14 · Boise, ID Boise

Virtual Boise Half MarathonVirtual

From $45 Open Closing Soon

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Boise Turkey Day 5K Run/Walk

Thu, Nov 26 · Boise, ID Boise

Road Kids 5K Run/Walk5K Run/Walk

From $18 Open

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Turkey Day 5K Run/Walk - Caldwell

Thu, Nov 26 · Caldwell, ID Caldwell

Road 5K Run/WalkKids 5K Run/Walk

From $18 Open

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YMCA Thanksgiving Leftovers Fun Run

Sat, Nov 28 · Boise, ID Boise

Road 1 Mile5K

From $10 Open

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Holiday Hot Cocoa Hustle 5K

Sat, Dec 12 · Eagle, ID Eagle

Road 1 Mile - All Age Groups5K - All Age Groups

From $12 Open

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Santa Run

Sat, Dec 12 · Coeur d'Alene, ID Coeur d'Alene

Virtual Kids Fun Run5K - First 25 Kids Run FREE5K +2

From $0 Open Closing Soon 25 spots left

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The YMCA Christmas Run presented by FORD

Sat, Dec 19 · Boise, ID Boise

Road 1 Mile Reindeer Dash - YOUTH1 Mile Reindeer Dash2 Mile Run/Walk -YOUTH +3

From $30 Open

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Dizzy Horse, A Winter Backyard Ultra

Fri, Jan 8 · Idaho Falls, ID Idaho Falls

Road Dizzy Horse Backyard Ultra

From $55 Open

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Hauser Lake Icebreaker Run 5k/10k

Sat, Apr 17 · Hauser, ID Hauser

Virtual Hauser Lake Icebreaker Run 5KHauser Lake Icebreaker Run 5KHauser Lake Icebreaker Run 10k +3

From $35 Open

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Boise River Marathon

Sun, May 2 · Boise, ID Boise

Virtual 5k5k10k +7

From $35 Open

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YMCA Famous Idaho Potato Marathon & Fun Runs

Sat, May 15 · Boise, ID Boise

Road 5K Spud Run5K Spud Run10K +5

From $30 Open

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Telaya Wine Run 5k

Sat, May 29 · Garden City, ID Garden City

Road 5k5k

From $40 Open

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