5K Races in Colorado — 2026

There are 138 5K races in Colorado scheduled for 2026. The next is the One Is Too Many: Veteran Suicide Awareness 5k and Kids Run in Greeley on July 19. Colorado 5K races run primarily July through June.

Festival in the Clouds Firefighter 5K, Fun Run and Doggie Dash

Sat, Jul 18 · Alma, CO Alma

5K Fun Run and Doggie Dash5K Fun Run and Doggie Dash - Youth Racer 6-125K Fun Run and Doggie Dash - Youth Racer 5 and Under

From $0 Open Closing Soon

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2026 OCA Colorado 5K Panda Run & 1K Walk

Sat, Jul 18 · Denver, CO Denver

2026 OCA Colorado 1K Panda Walk2026 OCA Colorado 5K Panda Run

From $35 Closed

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49th Annual Manassa Pioneer Days 5K Run

Sat, Jul 18 · Manassa, CO Manassa

5K Run

From $20 Closed

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Heritage Eagles 5K

Sat, Jul 18 · Littleton, CO Littleton

Heritage Eagles 5K

From $25 Open Closing Soon

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CU Anschutz Run Club 5K

Sat, Jul 18 · Aurora, CO Aurora

5K without T-Shirt5K with T-Shirt

From $7 Open

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One Is Too Many: Veteran Suicide Awareness 5k and Kids Run

Sun, Jul 19 · Greeley, CO Greeley

1 Mile5k run or walk

From $15 Open Closing Soon

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Clear for Takeoff Virtual 5K

Mon, Jul 20 · Colorado Springs, CO Colorado Springs

Clear for Takeoff Virtual 5K

From $35 Open Closing Soon

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Flyin' Ryan Memorial 5k

Fri, Jul 24 · Loveland, CO Loveland

Flyin' Ryan Memorial 5k

From $25 Open Closing Soon

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The Hero's Journey 5K

Sat, Jul 25 · Aurora, CO Aurora

Kids Fun Run5K Under 21Virtual 5K +1

From $10 Open Closing Soon

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Newbie to 5k

Sat, Jul 25 · Pueblo, CO Pueblo

Newbie to 5K

From $50 Closed

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2nd Annual Pancreatic Cancer Awareness in Honor of Diana Cantu - 5K Fun Run/Walk

Sat, Jul 25 · Alamosa, CO Alamosa

5k Run/walk - 18 & Over5k Run/walk - 16 & Under

From $18 Open Closing Soon

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SIC Mile/2 Mile Run or Walk

Sun, Jul 26 · Pueblo, CO Pueblo

SIC Mile/2 Mile Run or Walk

From $25 Open Closing Soon

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Spirit of the West 5K Run/Walk

Sun, Jul 26 · Golden, CO Golden

5K Run/Walk

From $35 Open Closing Soon

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CCOC Kids Triathlon

Wed, Jul 29 · Colorado Springs, CO Colorado Springs

Kids triathlon

Closed

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RunAbilities FUN Walk/Run/Roll

Sat, Aug 1 · Parker, CO Parker

2 Mile Walk/Run/Roll2 Mile Bike Ride

From $25 Open

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Snowshoe Shuffle 5K Run

Sat, Aug 1 · Creede, CO Creede

Snowshoe Shuffle 5K Walk5K Run

From $25 Open Closing Soon

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12th Annual Run for the Ring

Sat, Aug 1 · Aurora, CO Aurora

Virtual 5K Run/Walk5K Race - Run/WalkSleep In +1

From $14.5 Open Closing Soon

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Flying Colors 5K Fun Run/Walk

Sat, Aug 1 · Craig, CO Craig

5K Fun Run/Walk

From $30 Open

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2026 Rocky Mountain Strength Rendezvous

Sat, Aug 1 · Littleton, CO Littleton

2026 Rocky Mountain Strength Rendezvous

From $75 Open Closing Soon 60 spots left

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STEPS TO EMPOWER

Sat, Aug 1 · Colorado Springs, CO Colorado Springs

VIRTUAL Steps to EmpowerSteps to Empower 1 Mile Walk/RunSteps to Empower 5K Walk/Run

From $25 Open Closing Soon

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Move with MADD Denver 5K

Sat, Aug 1 · Denver, CO Denver

Dog 5KTimed 5KUntimed Walk

From $15 Open

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Unicorn 5k (South)

Sat, Aug 1 · Highlands Ranch, CO Highlands Ranch

5k Run/Walk3/4 (ish) Mile Saunter

From $13 Open Closing Soon

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Eldorado Run for the Cure

Thu, Aug 6 · Eldorado Springs, CO Eldorado Springs

Eldorado Run for the Cure

From $30 Open

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RMRR August 5km and picnic

Fri, Aug 7 · Centennial, CO Centennial

5k

From $10 Open

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Dog Days of Summer

Sat, Aug 8 · Longmont, CO Longmont

Kidz DashDog Days of Summer 3.5 Loop

From $20 Open 25 spots left

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Escalante Days 5K

Sat, Aug 8 · Dolores, CO Dolores

5K

From $30 Open Closing Soon

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5K at the Fair

Sat, Aug 8 · Durango, CO Durango

5K at the Fair

From $30 Open

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Arapahoe Warrior 5K

Sat, Aug 8 · Centennial, CO Centennial

Warrior 5K

From $25 Open Closing Soon

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The Berkeley Circuit

Sun, Aug 9 · Denver, CO Denver

The Berkeley Circuit

From $25 Open Closing Soon

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Pancake Stampede 5K

Sun, Aug 9 · Littleton, CO Littleton

5K

From $20 Open Closing Soon

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Miles for Migraine Colorado

Sat, Aug 15 · Denver, CO Denver

5K RunParticipate Virtually

From $10 Open Closing Soon

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Yuma Police Department Donut 5k

Sat, Aug 15 · Yuma, CO Yuma

5k Walk/run

From $25 Closed

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Sunrise Stampede

Sat, Aug 15 · Longmont, CO Longmont

FREE 1 MILE ENTRIES: First 25 SVVSD Students to enter!!!1 Mile Fun Run/Walk (all ages)5k Run/Walk +2

From $0 Open 25 spots left

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Frontier Academy Community 5K

Sat, Aug 15 · Greeley, CO Greeley

Frontier Academy's 15th Annual 5K

From $25 Open

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CWCS 5K Color Fun Run

Sat, Aug 15 · Montrose, CO Montrose

CWCS 5K Color Fun Run

From $40 Open Closing Soon

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ThunderRidge Grizzly 2 Mile

Sat, Aug 15 · Highlands Ranch, CO Highlands Ranch

Elementary/Middle School Mile (All Middle Schoolers sign up for this)ThunderRidge High School 2 Mile (TRXC High School Athletes Only)Community 2 Mile (All members of the community, including parents, friends and staff members)

From $10 Open

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Cancer League of Colorado Race 4 Research

Sun, Aug 16 · Denver, CO Denver

5K Run/Walk

From $40 Open Closing Soon

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Jog in the Bog 5k

Sat, Aug 22 · Westminster, CO Westminster

Jog in the Bog 5k

From $45 Open

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Warrior Waterfront 5K

Sat, Aug 22 · Grand Junction, CO Grand Junction

Warrior Waterfront 5K

From $20 Open

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Ram Run

Sat, Aug 22 · Denver, CO Denver

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

From $10 Open

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Coyote Chase 5k

Sat, Aug 22 · Louisville, CO Louisville

Coyote Chase 5k

From $30 Closed

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Rebel Run 5k

Sun, Aug 23 · Denver, CO Denver

5k Walk5k Run5k Virtual Race

From $10 Open

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RexRun For PAWSitivity 2026 Trail Run/Walk

Sat, Aug 29 · Aurora, CO Aurora

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

From $20 Open

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

Sat, Aug 29 · Allenspark, CO Allenspark

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

Family Color Run5K Run/Walk

From $10 Open

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Rocky Mountain 5K presented by School District 11

Sat, Aug 29 · Colorado Springs, CO Colorado Springs

Rocky Mountain 5K

From $35 Open

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Run for Hope - Colorado Springs

Sat, Aug 29 · Colorado Springs, CO Colorado Springs

Memorial Mile5K Run/WalkVirtual Race

From $25 Open

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Glow & Roll: Illuminate What's Possible

Sat, Aug 29 · Littleton, CO Littleton

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

From $35 Open Closing Soon

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Wine Run 5k at The Winery at Holy Cross Abbey

Sun, Aug 30 · Canon City, CO Canon City

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

From $15 Open Closing Soon 5 spots left

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Louisville Fall Splash & Dash

Sun, Aug 30 · Louisville, CO Louisville

Louisville Fall Splash & Dash

From $25 Closed

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