5K Races in Colorado | My Next Race

The Bullfrog Splashdown

Sun, Jun 14 · Littleton, CO Littleton

Road 5K Run (Timed)Bullfrog Relay (Fun Team Event)10k Run (Timed)

From $30 Open

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Freedom Tour Classic

Sat, Jun 20 · Fort Collins, CO Fort Collins

5K Walk15 Mile25 Mile w/Jersey +3

From $25 Open

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Fatherhood 5k Family Run/Walk

Sat, Jun 20 · Colorado Springs, CO Colorado Springs

Road Family Pricing (Immediate Family)Adult 5kYouth 8-18 yrs

From $15 Open

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

Sat, Jun 20 · Centennial, CO Centennial

Virtual Family Fun Run 1 Mile5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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Run Juneteenth Day 5K/10K/13.1 DENVER/AURORA

Sat, Jun 20 · Centennial, CO Centennial

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

From $30 Open

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Sunset Trail Running Festival

Sun, Jun 21 · Boulder, CO Boulder

Trail Kids 1K5K12K +1

From $15 Open

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Father's Day Classic 10k, 5k, & 1 Mile

Sun, Jun 21 · Arvada, CO Arvada

Road Manly Mile (TIMED - for MEN Only)1 Mile Fun Run (untimed)5K & Manly Mile (Men Only) +3

From $8 Open

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14th Annual Buffs4Life Kyle MacIntosh Memorial 5K Run/Walk

Sun, Jun 21 · Boulder, CO Boulder

Road In-Person 5K Run/Walk

From $30 Open

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The Red Schoolhouse Run

Tue, Jun 23 · Louisville, CO Louisville

Road The Red Schoolhouse Run

From $30 Open

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The Sunlight Showdown

Sat, Jun 27 · Glenwood Springs, CO Glenwood Springs

Trail 5k Trail Run10k Trail Run1/2 Marathon Trail Run

From $35 Open

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SBT TRL

Sat, Jun 27 · Steamboat Springs, CO Steamboat Springs

Road 5k10k

From $35.75 Open

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Independence Day Freedom 5K

Sat, Jul 4 · Buena Vista, CO Buena Vista

Road 3K5K

From $25 Open Closing Soon

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

Sat, Jul 4 · Centennial, CO Centennial

Virtual Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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FireKracker 5k

Sat, Jul 4 · Fort Collins, CO Fort Collins

Road Kids 1-MileElite 5kFireKracker 5k

From $5 Open

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Let Freedom Run 5k/10k - Louisville

Sat, Jul 4 · Louisville, CO Louisville

Road 5k10k

From $30 Open

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Loveland Liberty 5K

Sat, Jul 4 · Loveland, CO Loveland

Virtual 5KVirtual 5K

From $35 Open Closing Soon

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July 4th Run 5K/10K/13.1 DENVER/AURORA

Sat, Jul 4 · Centennial, CO Centennial

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

From $30 Open

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Red, White, and WARRIOR 5K

Sat, Jul 4 · Grand Junction, CO Grand Junction

Road Red, White, and WARRIOR 5KLittle Sparkler Sprint

From $10 Open

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40th Annual Boogie's Buddy Race

Sat, Jul 4 · Aspen, CO Aspen

Road Boogie's Buddy 1-Mile Family Fun Run/Walk (Family Registration)Boogie's Buddy 5-Mile RaceBoogie's Buddy 5K Race

From $40 Open

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BRR All-Comers Summer Track & Field Series #3

Thu, Jul 9 · Boulder, CO Boulder

Road 5000m100M200M +10

From $20 Open 15 spots left

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Cookie Chase

Sat, Jul 11 · Denver, CO Denver

Road 5KVirtual 5K

From $30 Open

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Heatwave Half Marathon - Denver

Sat, Jul 11 · Denver, CO Denver

Virtual 1 Mile5 K10 K +5

From $17 Open 5 spots left

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All-Out Dog Days

Sat, Jul 11 · Westminster, CO Westminster

Virtual VIRTUAL 5K5K10K +3

From $25 Open

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Heatwave Half Marathon - Colorado Springs

Sun, Jul 12 · Colorado Springs, CO Colorado Springs

Virtual 1 Mile5 K10 K +5

From $17 Open 5 spots left

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PNAAF 5K Wellness Challenge

Thu, Jul 16 · Colorado Springs, CO Colorado Springs

Virtual PNAAF 5K Wellness ChallengeVirtual 5K

From $35 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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2026 OCA Colorado 5K Panda Run

Sat, Jul 18 · Denver, CO Denver

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

From $35 Open

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

Sat, Jul 18 · Castle Rock, CO Castle Rock

Road 5k10kHalf Marathon

From $25 Open

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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)5K Registration +3

From $30 Open

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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

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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

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The Hero's Journey 5K

Sat, Jul 25 · Aurora, CO Aurora

Virtual Kids Fun RunVirtual 5K5K (21 and older) +1

From $10 Open

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Spirit of the West 5K Run/Walk

Sun, Jul 26 · Golden, CO Golden

Road 5K Run/Walk

From $35 Open

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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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Popsicle 5K/10K/Half - Colorado Springs

Sat, Aug 1 · Colorado Springs, CO Colorado Springs

Virtual 5KVirtual 5K5K-No Shirt +6

From $25 Open

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RMRR August Trophy Series

Fri, Aug 7 · Centennial, CO Centennial

Road 5k

From $10 Open

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All-Out Runapalooza

Sat, Aug 8 · Arvada, CO Arvada

Virtual VIRTUAL 5K5KVIRTUAL 10K +3

From $25 Open

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

Sat, Aug 15 · Centennial, CO Centennial

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

From $30 Open

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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 RegistrationVirtual Run Registration +3

From $30 Open

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Farish Mt Bike Race

Sat, Aug 15 · Woodland Park, CO Woodland Park

Beginner LoopIntermediate LoopAdvanced Loop

From $45 Open

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Erie Half & 5k

Sun, Aug 16 · Erie, CO Erie

Road 5kHalf Marathon

From $30 Open

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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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Ram Run

Sat, Aug 22 · Denver, CO Denver

Virtual Ram Run Kids Race (12 and under)Ram Run - VirtualRam Run

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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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 to Breast Cancer 5K/10K/13.1 DENVER/AURORA

Sat, Aug 29 · Centennial, CO Centennial

Virtual Family Fun Run 1 Mile5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 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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Run Like the Wind 5k / 2k / Dog Jog

Sat, Aug 29 · Allenspark, CO Allenspark

Road 2k Run / Walk5K Run

From $20 Open

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Run for Hope - Colorado Springs

Sat, Aug 29 · Colorado Springs, CO Colorado Springs

Virtual Memorial MileVirtual Race5K Run/Walk

From $25 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 with check-in 9:30am-11:00am then RunVolunteer and Run 8:00am to 9:30am

From $15 Open 5 spots left

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