5K Races in Colorado | My Next Race

Summer Splash Prairie Dog Half, 10k, & 5k

Sat, Jul 18 · Castle Rock, CO Castle Rock

Road 5k10kHalf Marathon

From $25 Open Closing Soon

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CU Anschutz Run Club 5K

Sat, Jul 18 · Aurora, CO Aurora

Road 5K without T-Shirt5K with T-Shirt

From $7 Open

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Heritage Eagles 5K

Sat, Jul 18 · Littleton, CO Littleton

Road Heritage Eagles 5K

From $25 Open Closing Soon

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Run for Coffee Lovers 5K/10K/13.1 DENVER/AURORA

Sat, Jul 25 · Centennial, CO Centennial

Virtual Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration (5K/10K/13.1) +3

From $30 Open Closing Soon

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Run for Donuts 5K/10K/13.1 DENVER/AURORA

Sat, Jul 25 · Centennial, CO Centennial

Virtual Family 1 Mile Fun Run5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open Closing Soon

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The Hero's Journey 5K

Sat, Jul 25 · Aurora, CO Aurora

Virtual Kids Fun Run5K Under 21Virtual 5K +1

From $10 Open Closing Soon

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Aspen Valley Marathon

Sat, Jul 25 · Aspen, CO Aspen

Road Aspen Valley Marathon 5KAspen Valley HALF MarathonAspen Valley Marathon

From $55 Open Closing Soon

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Christmas 5K/10K/Half Marathon in July Meet Up - Denver

Sat, Jul 25 · Littleton, CO Littleton

Virtual 5K10KHalf Marathon

From $35 Open Closing Soon

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Beas Knees Citizens' Race and National High School Trail Championships

Sat, Jul 25 · Salida, CO Salida

Trail Boys' National ChampionshipBeas Knees Citizens' RaceGirls' National Championship

From $25 Open Closing Soon

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Spirit of the West 5K Run/Walk

Sun, Jul 26 · Golden, CO Golden

Road 5K Run/Walk

From $35 Open Closing Soon

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Flying Colors 5K Fun Run/Walk

Sat, Aug 1 · Craig, CO Craig

Road 5K Fun Run/Walk

From $30 Open

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Move with MADD Denver 5K

Sat, Aug 1 · Denver, CO Denver

Road Timed 5KDog 5KUntimed Walk

From $15 Open

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12th Annual Run for the Ring

Sat, Aug 1 · Aurora, CO Aurora

Virtual Virtual 5K Run/Walk5K Race - Run/WalkKids Fun Run +1

From $14.5 Open Closing Soon

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Popsicle 5K/10K/Half - Colorado Springs

Sat, Aug 1 · Colorado Springs, CO Colorado Springs

Virtual 5KVirtual 5K5K-No Shirt +6

From $25 Open Closing Soon

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Snowshoe Shuffle 5K Run

Sat, Aug 1 · Creede, CO Creede

Road Snowshoe Shuffle 5K Walk5K Run

From $25 Open Closing Soon

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RMRR August 5km and picnic

Fri, Aug 7 · Centennial, CO Centennial

Road 5k

From $10 Open

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Choice City Running Festival

Fri, Aug 7 · Fort Collins, CO Fort Collins

Road Jane Welzel Mountain Avenue MileHuman Race 5kHuman Race 10k +4

From $20 Open Closing Soon

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Escalante Days 5K

Sat, Aug 8 · Dolores, CO Dolores

Road 5K

From $30 Open Closing Soon

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All-Out Runapalooza

Sat, Aug 8 · Arvada, CO Arvada

Virtual 5KVIRTUAL 5KVIRTUAL 10K +3

From $20 Open Closing Soon

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Bagel Run 5K/10K/13.1 DENVER/AURORA

Sat, Aug 15 · Centennial, CO Centennial

Virtual Family Fun Run 1 Mile5K RegistrationVirtual Run Registration (5K/10K/13.1) +3

From $30 Open

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Frontier Academy Community 5K

Sat, Aug 15 · Greeley, CO Greeley

Road Frontier Academy's 15th Annual 5K

From $25 Open

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CWCS 5K Color Fun Run

Sat, Aug 15 · Montrose, CO Montrose

Road CWCS 5K Color Fun Run

From $40 Open Closing Soon

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Miles for Migraine Colorado

Sat, Aug 15 · Denver, CO Denver

Virtual 5K RunParticipate Virtually

From $10 Open Closing Soon

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Run for PB& J 5K/10K/13.1 DENVER/AURORA

Sat, Aug 15 · Centennial, CO Centennial

Virtual Family 1 Mile Fun Run5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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Erie Half & 5k

Sun, Aug 16 · Erie, CO Erie

Road 5kHalf Marathon

From $30 Open Closing Soon

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Cancer League of Colorado Race 4 Research

Sun, Aug 16 · Denver, CO Denver

Road 5K Run/Walk

From $40 Open Closing Soon

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Into the Hills Eltuck 5k

Tue, Aug 18 · Bellvue, CO Bellvue

Trail Into the Hills Eltuck 5k

From $25 Open

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Warrior Waterfront 5K

Sat, Aug 22 · Grand Junction, CO Grand Junction

Road Warrior Waterfront 5K

From $20 Open

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2026 True Impact Ministries 5K/10K

Sat, Aug 22 · Centennial, CO Centennial

5K Run or Walk10k Run or Walk

From $39 Open 30 spots left

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Ram Run

Sat, Aug 22 · Denver, CO Denver

Virtual Ram Run Kids Race (12 and under) 1 mileRam Run 5k RunRam Run - Virtual

From $10 Open

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Pioneer Prairie Dog Half, 10k & 5k

Sun, Aug 23 · Westminster, CO Westminster

Road 5k10kHalf Marathon

From $25 Open

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11th Annual Log Hill Hustle

Sun, Aug 23 · Ridgway, CO Ridgway

Road Hand Cycle - 5KLog Hill Hustle 5kLog Hill Hustle 10k +1

From $30 Open

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Run Like the Wind 5k / 2k / Dog Jog

Sat, Aug 29 · Allenspark, CO Allenspark

Road 2k Run / Walk5K Run

From $20 Open Closing Soon

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Historic Elizabeth Main Street 5K & Family Color Run

Sat, Aug 29 · Elizabeth, CO Elizabeth

Road Family Color Run5K Run/Walk

From $10 Open

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Run for Breast Cancer 5K/10K/13.1 DENVER/AURORA

Sat, Aug 29 · Centennial, CO Centennial

Virtual Family Fun Run 1 Mile5K RegistrationVirtual Run Registration (5K/10K/13.1) +3

From $30 Open

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Glow & Roll: Illuminate What's Possible

Sat, Aug 29 · Littleton, CO Littleton

Virtual 1.6 Mile Walk/Run/Roll5K Walk/Run/RollVirtual Participant

From $35 Open Closing Soon

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Sloth Run 5K/10K/13.1 DENVER/AURORA

Sat, Aug 29 · Centennial, CO Centennial

Virtual Family 1 Mile Fun RunVirtual Run Registration5K Registration +3

From $30 Open

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Run for Hope - Colorado Springs

Sat, Aug 29 · Colorado Springs, CO Colorado Springs

Virtual Memorial Mile5K Run/WalkVirtual Race

From $25 Open

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RexRun For PAWSitivity 2026 Trail Run/Walk

Sat, Aug 29 · Aurora, CO Aurora

Road Kids 1-mile Run/WalkFamily 5K Trail Walk5K Trail Run

From $20 Open

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Wine Run 5k at The Winery at Holy Cross Abbey

Sun, Aug 30 · Canon City, CO Canon City

Road 5kVolunteer and Run 8:00am to 9:30amVolunteer with check-in 9:30am-11:00am then Run

From $15 Open Closing Soon 5 spots left

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Bluffs Run 8K

Sun, Aug 30 · Lone Tree, CO Lone Tree

Trail 8K

From $30 Open

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Recovery Run of the Rockies 5K

Sat, Sep 5 · Fort Collins, CO Fort Collins

Road 5K

From $30 Open

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Break Your Neck: Walk, Run, or Roll

Sat, Sep 5 · Pueblo, CO Pueblo

Open

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FCA All-Abilities Labor Day 5K

Mon, Sep 7 · Loveland, CO Loveland

Virtual Mighty MileFCA All-Abilities Labor Day 5kVirtual Run Where You Are +1

From $10 Open

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Oak Creek No Fun Run

Mon, Sep 7 · Oak Creek, CO Oak Creek

Road 5K

From $25 Open

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Labor Day Half Marathon

Mon, Sep 7 · Parker, CO Parker

Road 5K10KHalf Marathon +1

From $27 Open Closing Soon

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14th Annual Superhero Event

Thu, Sep 10 · Greeley, CO Greeley

Virtual 1 Mile - 12 & UnderVirtual 1 Mile1 Mile - 13+ +5

From $20 Open

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Tater Trot 5K

Sat, Sep 12 · Monte Vista, CO Monte Vista

Tater Trot 5K Walk & Run

From $25 Open

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6 Dot Dash

Sat, Sep 12 · Littleton, CO Littleton

Virtual 5KVirtual 5K

From $40 Open

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For The City Network 5K

Sat, Sep 12 · Greeley, CO Greeley

Road For The City Network 5K

From $35 Open

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