5K Races in Idaho — 2026

There are 77 5K races in Idaho scheduled for 2026. The next is the Juneteenth Scholarship 5K Fun Run/Walk in Mountain Home on June 19. Idaho 5K races run primarily June through May.

Blackfoot Tater Trot

Sat, Oct 10 · Blackfoot, ID Blackfoot

Blackfoot Tater Trot-5K RunBlackfoot Tater Trot-5K WalkBlackfoot Tater Trot-10K Run +2

From $25 Closed

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River & Rails Donkey Dash

Sat, Oct 10 · Cambridge, ID Cambridge

River & Rails Donkey Dash 3 Mile - you MUST have a donkey prior to registeringRiver & Rails Donkey Dash 3 Mile (NO DONKEY)River & Rails Donkey Dash 6 Mile - you MUST have a donkey prior to registering +3

From $65 Closed

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Rush Creek Stampede

Sat, Oct 10 · Cambridge, ID Cambridge

5K Run10K Run1/2 Marathon

From $40 Open

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Hayden Lake Marathon

Sat, Oct 10 · Hayden Lake, ID Hayden Lake

Kids Fun Run5KQuarter Marathon +3

From $0 Open

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City of Trees Marathon

Sun, Oct 11 · Boise, ID Boise

5k10kHalf Marathon +2

From $35 Open

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Idaho Running Day

Sat, Oct 17 · Boise, ID Boise

5K10KHalf Marathon +1

From $25 Open

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YMCA Halloween Run presented by Micron

Sat, Oct 24 · Boise, ID Boise

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

5k10kHalf Marathon

From $35 Open

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Haunted Half Marathon and 5k by Run the Undergrad

Sat, Oct 24 · Rexburg, ID Rexburg

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

From $10 Open

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Halloween Hustle

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

Goblin Kids Fun RunTeam Hoyt 5KFreaky 5K +4

From $0 Open

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The CapEd Downtown Boise YMCA Grand Opening Walk

Sat, Nov 7 · Boise, ID Boise

Footsteps to the Future Walk

From $15 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

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

From $20 Open

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Turkey Day 5K Run/Walk - Caldwell

Thu, Nov 26 · Caldwell, ID Caldwell

Kids 5K Run/Walk5K Run/Walk

From $18 Closed

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Boise Turkey Day 5K Run/Walk

Thu, Nov 26 · Boise, ID Boise

5K Run/WalkKids 5K Run/Walk

From $18 Closed

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YMCA Thanksgiving Leftovers Fun Run

Sat, Nov 28 · Boise, ID Boise

1 Mile5K

From $10 Open

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Santa Run

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

Kids Fun Run5K5K - First 25 Kids Run FREE +2

From $0 Open 25 spots left

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Holiday Hot Cocoa Hustle 5K

Sat, Dec 12 · Eagle, ID Eagle

5K - All Age Groups

From $25 Open

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The YMCA Christmas Run presented by FORD

Sat, Dec 19 · Boise, ID Boise

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

From $30 Open

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YMCA St. Patrick's Day Run presented by ICCU

Sat, Mar 13 · Boise, ID Boise

Leprechaun MileLeprechaun Mile5 Mile +3

From $30 Closed

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The YMCA Easter Run

Sat, Apr 3 · Boise, ID Boise

1 Mile1 Mile5K +1

From $25 Closed

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Serenata Shuffle

Sat, Apr 10 · Boise, ID Boise

Bach Walk 1MBach Walk 1MSerenata Shuffle 5K +3

From $10 Closed

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Hauser Lake Icebreaker Run 5k/10k

Sat, Apr 17 · Hauser, ID Hauser

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

From $35 Open

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Kick for Kenya 5K

Sat, May 1 · Boise, ID Boise

5K Run5K Run

From $25 Closed

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Boise River Marathon

Sun, May 2 · Boise, ID Boise

5k5k10k +7

From $35 Open

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YMCA Famous Idaho Potato Marathon & Fun Runs

Sat, May 15 · Boise, ID Boise

5K Spud Run5K Spud Run10K +5

From $30 Closed

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Saint Alphonsus Capitol Classic Kids Run

Sat, May 29 · Boise, ID Boise

Capitol Classic Kids Run 1 MileCapitol Classic Kids Run 1 MileAdaptive Short Course +1

From $25 Closed

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Telaya Wine Run 5k

Sat, May 29 · Garden City, ID Garden City

5k5k

From $40 Open

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