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.

Founders Day Fun Run

Sat, Jul 25 · Lava Hot Springs, ID Lava Hot Springs

1mi Kids Run5k RunPickle Ball Charity Challenge

From $15 Open Closing Soon

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Baby Foot 5K

Sat, Jul 25 · Sandpoint, ID Sandpoint

Road Baby Foot 5K

From $35 Open Closing Soon

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Boise Front Trail Festival

Fri, Jul 31 · Horseshoe Bend, ID Horseshoe Bend

Trail Boise Front Trail Festival: Hill ClimbBoise Front Trail Festival: 5 Mile CourseBoise Front Trail Festival: 10 Mile Course

From $10 Open Closing Soon

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Sunken City Trail 5K

Sat, Aug 1 · Emmett, ID Emmett

Road Trail 5K

From $25 Open

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Farm Life 5k Trail Run

Sat, Aug 1 · Idaho Falls, ID Idaho Falls

Road 5k Fun Run

From $10 Open

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Kuna Days 5K Run and Walk

Sat, Aug 1 · Kuna, ID Kuna

Road 1.5 MileKuna Days 5K

From $20 Open Closing Soon

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Splash n Dash 5K Fun Run/Walk (3rd Annual)

Sat, Aug 1 · Burley, ID Burley

Road 5k Run/Walk

From $25 Open

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Post Falls Triathlon/Duathlon

Sun, Aug 2 · Post Falls, ID Post Falls

Triathlon Team Sprint TriathlonIndividual Sprint TriathlonIndividual Duathlon +1

From $85 Open

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Outlaw Trail Ultra Half Marathon

Sat, Aug 8 · Hansen, ID Hansen

Road Outlaw Trail Ultra Half Marathon

From $85 Open

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Jogging for Josh

Sat, Aug 8 · Idaho Falls, ID Idaho Falls

Road 1 Mile w/o Shirt1 Mile w/ Shirt5k w/o Shirt +1

From $20 Open

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Caribou County Fair 5k

Sat, Aug 8 · Grace, ID Grace

Road Caribou County Fair 5k

From $20 Open Closing Soon

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Lyndsey Kunz Memorial Run

Sat, Aug 8 · Victor, ID Victor

Road 5k5k Youth10k +1

From $25 Open

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Kick for Kicks Charity Fun Run

Sat, Aug 8 · Buhl, ID Buhl

Road Kick for Kids Charity Fun Run

From $25 Open

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Wallace Huckleberry Festival and 5k Fun Run

Fri, Aug 14 · Wallace, ID Wallace

Road 5k Fun RunHuckleberry Bake-OffAccepted 10x20 Vendor +5

From $0 Open 25 spots left

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Aaron Butler Memorial Purple Heart Run: Idaho

Sat, Aug 15 · Eagle, ID Eagle

Road Youth 5K Run (16 and under)5K Run10K Run +1

From $20 Open Closing Soon

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Conquer The Peaks of Silver Mountain 13k & 2Mile Trail Run

Fri, Aug 21 · Kellogg, ID Kellogg

Trail Conquer The Peaks of Silver Mt. 2 mile Trail RunJust Run CTP 13k (Includes CTP T-shirt)Conquer The Peaks of Silver Mt 13k Trail Run/Hike

From $75 Open Closing Soon

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Foothills XC12K

Sat, Aug 22 · Boise, ID Boise

Road 5K12K

From $30 Open

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Dash for Down Syndrome

Sat, Aug 22 · Idaho Falls, ID Idaho Falls

Road 1 mile fun run/walk3.21 mile10K

From $15 Open Closing Soon

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Wild River Dash

Sat, Aug 22 · Boise, ID Boise

Triathlon Kid Individual DuathlonKid Relay Team DuathlonAdult Relay Team Duathlon +3

From $30 Open Closing Soon

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Popsicle 5K/10K/Half - Boise

Sun, Aug 23 · Boise, ID Boise

Virtual 5K-No ShirtVirtual 5K5K +6

From $35 Open

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PEAK 7B Youth Triathlon

Fri, Aug 28 · Sandpoint, ID Sandpoint

Triathlon (Adult) Athlete Assist- SPRINTMINI SPRINTSPRINT +1

From $15 Open 50 spots left

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3rd Annual 5KIC LESS Society Table Rock Hike

Sat, Aug 29 · Boise, ID Boise

Road 3rd Annual LESS Society Table Rock Hike

From $30 Open

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Great Futures 5K & 10K

Sat, Aug 29 · Nampa, ID Nampa

Road 5K Run/WalkYouth 5K Run/Walk10K Run/Walk

From $15 Open Closing Soon

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Priest Lake Triathlon

Sun, Aug 30 · Priest Lake, ID Priest Lake

Triathlon Priest Lake OFF-ROAD TEAM Relay TriathlonPriest Lake Sprint ROAD BIKE TriathlonPriest Lake OFF-ROAD Sprint Triathlon +1

From $64 Open

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Crater Crawl

Sat, Sep 12 · Mountain Home, ID Mountain Home

Road 2.9-mile Course6.2-mile Course

From $35 Open

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Instant Gratification Zero Mile Fun Run

Sat, Sep 12 · Boise, ID Boise

Virtual Instant Gratification Zero Mile Fun Run – In Person Event in Boise, Idaho on 9/12/26Instant Gratification Zero Mile Fun Run – Virtual Event

From $30 Open

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Fit1 5k

Sat, Sep 12 · Idaho Falls, ID Idaho Falls

Open

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Tobin Bolter Memorial Kids' Duathlon

Sat, Sep 12 · Garden City, ID Garden City

Triathlon Tobin Bolter Memorial Kids' Duathlon

From $5 Open

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Tunnel to Towers 5K Run & Walk - North Idaho

Sat, Sep 12 · Coeur d"Alene, ID Coeur d"Alene

Road Youth Registration 13 to 17 yrsFirst Responders & Military RegistrationAdult Registration +1

From $5 Open

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TVDSA Step Up for Down Syndrome - 2026

Sat, Sep 12 · Caldwell, ID Caldwell

TVDSA Step Up for Down Syndrome - Adult Size ShirtTVDSA Step Up for Down Syndrome - Member w/ Down SyndromeTVDSA Step Up for Down Syndrome - Child Size Shirt

From $0 Open

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Tunnel to Towers 5K Run & Walk - Payette, ID

Sat, Sep 12 · Payette, ID Payette

Road First Responders & Military RegistrationYouth Registration 13 to 17 yrsChild Registration 12 & Under +1

From $5 Open

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RIM2RIM RACE4HOMES

Sat, Sep 12 · Twin Falls, ID Twin Falls

Virtual 1/2 RIM RACERIM2RIM VIRTUAL RACERIM2RIM RUN +1

From $45 Open

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Malad Valley Marathon

Sat, Sep 12 · Malad City, ID Malad City

Road 1 Mile Fun Run5K10K +2

From $15 Open Closing Soon

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Jen McKenna Paddle and Run 6.0

Sat, Sep 12 · Coeur D Alene, ID Coeur D Alene

Paddle and Run - Team Short CoursePaddle and Run - Individual Short CoursePaddle and Run - Team Long Course +1

From $52 Open

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2026 Walk,Run,Read for Literacy! Sept. 19th

Sat, Sep 19 · Coeur d'Alene, ID Coeur d'Alene

Virtual Kids DashVirtual RunWalk, Run, Read 5K +1

From $10 Open

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Priest Lake Marathon

Sat, Sep 19 · Priest Lake, ID Priest Lake

Road 10KHalf MarathonMarathon +1

From $29.99 Open

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Bear Lake Brawl Triathlon

Sat, Sep 19 · St Charles, ID St Charles

Triathlon Half Aquathlon (Swim 1.2 Miles, Run 13.1 Miles)Sprint Relay 2 to 3 People One RaceSprint - Short Distance +7

From $35 Open

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The Dwight Bershaw Memorial .5K Fun Run - THE RACE FOR THE REST OF US!

Sat, Sep 19 · Coeur D Alene, ID Coeur D Alene

Road The Dwight Bershaw Memorial .5K Fun Run - THE RACE FOR THE REST OF US! Sponsored by the Rotary Club of Coeur d'Alene - Sunrise

From $25 Open

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Top of Tamarack

Sat, Sep 26 · Tamarack, ID Tamarack

Road Run/HikeBike

From $70 Open 100 spots left

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St. Luke's FitOne 5K/10K/Half Marathon

Sat, Sep 26 · Boise, ID Boise

Road 5K10K13.1 Half Marathon

From $25 Open

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Idaho High Mountain Triathlon

Sat, Oct 3 · Yellow Pine, ID Yellow Pine

Triathlon Idaho High Mountain Triathlon Adaptive RelayIdaho High Mountain Relay TriathlonIdaho High Mountain Triathlon +2

From $100 Open 20 spots left

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SueB 5k

Sun, Oct 4 · Boise, ID Boise

Road SueB 5K

From $20 Open Closing Soon

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10th Annual Meridian, ID Ostomy 5k

Sun, Oct 4 · Meridian, ID Meridian

Road Ostomy 5k - OPENOstomy 5k - OSTOMATE

From $30 Open Closing Soon

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YMCA Harrison Classic Kids Run presented by Blue Cross of Idaho

Sun, Oct 4 · Boise, ID Boise

Road YMCA Harrison Classic Kids Run

From $25 Open

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Run for the Angels Memorial Run and Family Day

Sun, Oct 4 · Coeur D Alene, ID Coeur D Alene

Road Run for the Angels & Family Day

From $25 Open

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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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