5K Races in Colorado — 2026

There are 112 5K races in Colorado scheduled for 2026. The next is the Recovery Run of the Rockies 5K in Fort Collins on September 5. Colorado 5K races run primarily September through July.

Homecoming 5K - Colorado State University

Sat, Oct 3 · Fort Collins, CO Fort Collins

Homecoming 5K5K CSU Student5K CSU Alumni +2

From $25 Open

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Strides for Sierra 5K run/walk

Sun, Oct 4 · Arvada, CO Arvada

1K Fun RunFour Pack 5KIndividual 5K

From $10 Open

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Liberty Energy 5K - Benefiting the Bettering Human Lives Foundation

Sun, Oct 4 · Denver, CO Denver

5K RaceVirtual 5K RacePost-Race Celebration Pass

From $25 Open

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Manitou 5K

Sat, Oct 10 · Manitou Springs, CO Manitou Springs

Manitou 5KManitou 5K 18 and under

From $25 Open

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Kipling Villas 5K - 2026

Sat, Oct 10 · Littleton, CO Littleton

5K Run

From $15 Open

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Dialysis Dash 5K- Canceled

Sat, Oct 10 · Grand Junction, CO Grand Junction

5K Dialysis Dash Run

From $20 Open

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Footsteps for Families 5k Fun Run & Concert

Sat, Oct 10 · Windsor, CO Windsor

Footsteps for Families 5k Fun Run- 12 and Under Youth RegistrationFootsteps for Families 5k Fun Run and ConcertFootsteps for Families 5k Fun Run-VIRTUAL EVENT

From $20 Open

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Flying Falcon Downhill Mile

Sat, Oct 10 · USAF Academy, CO USAF Academy

Downhill Mile

From $20 Closed

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EDT XC Showdown

Sun, Oct 11 · Aurora, CO Aurora

8&U Boys/Girls 2k11/12 Boys/Girls 3kCommunity/Coaches 3K +2

From $25 Open

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The Great Pumpkin Haul

Sat, Oct 17 · Fruita, CO Fruita

Charity entrySolo hauler entryKids 4 and under- FREE! +2

From $0 Open

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Living Water 5K and Family Fun Run

Sat, Oct 17 · Denver, CO Denver

5K and Family Fun Run

From $30 Open

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Halloween Hustle for Charity

Sun, Oct 18 · Glenwood Springs, CO Glenwood Springs

1.5K TRICK-OR-TREAT FUN RUN/WALK5.5K FUN RUN/WALK

From $30 Open

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Race to Cure Sarcoma Denver

Sat, Oct 24 · Denver, CO Denver

5K Run or 1 Mile Walk (Untimed) - Child (Ages 6-12)5K Run or 1 Mile Walk (Untimed) - Adult5K Run (Timed) - Adult +3

From $10 Open

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YMCA of Pueblo Race Series

Sat, Oct 24 · Pueblo, CO Pueblo

YMCA of Pueblo Race Series

From $80 Closed

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YMCA Creepy Crawl 5K presented by Corwin Honda

Sat, Oct 24 · Palmer Lake, CO Palmer Lake

Creepy Crawl 5K

From $40 Open

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YMCA of Pueblo Spooky Sprint 5K

Sat, Oct 24 · Pueblo, CO Pueblo

YMCA of Pueblo Spooky Sprint 5K

From $30 Closed

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Apex Foundation Trick or Trot 5K & Halloween Hunt Powered by REP Fitness

Sat, Oct 24 · Arvada, CO Arvada

Kids' 1-mile Halloween Hunt powered by REP FitnessTrick or Trot 5K powered by REP FitnessTrick or Trot VIRTUAL 5K powered by REP Fitness

From $10 Open

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Hoofin' It Through the Hollows 5K

Sat, Oct 24 · Centennial, CO Centennial

5K

From $15 Open

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Ghosts and Goblins 5K/10K

Sun, Oct 25 · Denver, CO Denver

5KVirtual Race10K

From $30 Open

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Halloween Fun 5k

Sat, Oct 31 · Steamboat Springs, CO Steamboat Springs

Fun 5K

From $25.75 Open

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I Ain't Scared (of 5k)

Sat, Oct 31 · Thornton, CO Thornton

5k

From $29 Open

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Halloween Fun Run 5k & 1mile - Zombie Theme

Sat, Oct 31 · Idaho Springs, CO Idaho Springs

1 Mile Fun RunZombie Fun Run

From $25 Open

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Girls on the Run Northern Colorado Fall 5K

Sun, Nov 1 · Fort Collins, CO Fort Collins

Girls on the Run Northern Colorado Fall 5K

From $29 Open

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Bell Ringer 2 Miler

Sat, Nov 7 · Loveland, CO Loveland

Bell Ringer 2 MilerRuck DivisionVirtual 2 Miler

From $20 Open

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Canya Cañon Trail Race & Hike

Sun, Nov 8 · Colorado Springs, CO Colorado Springs

4 Mile Course2.5 Mile Course

From $25 Open

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Colorado Springs Veterans Day 5k

Sun, Nov 8 · Colorado Springs, CO Colorado Springs

Colorado Springs Veterans Day 5KKids 15 yrs and under 5k

From $15 Open Closing Soon

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Colorado State Youth Cross Country Championships

Sat, Nov 14 · Aurora, CO Aurora

Boys 8 & Under (Born 2018+) - 2KM (1.24 Miles)Girls 8 & Under (Born 2018+) - 2KM (1.24 Miles)Boys 11 & 12 (Born 2014-2015) - 3K (1.86 Miles) +5

From $25.99 Open

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Girls on the Run Denver Metro 5K

Sun, Nov 15 · Denver, CO Denver

Girls on the Run Denver Metro 5KRunning Buddy for Girls on the Run Denver Metro 5K

From $19 Open 85 spots left

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The Wash Park Circuit, Powered by New Balance

Sun, Nov 15 · Denver, CO Denver

Kids Quarter Mile (ages 10 and under)Wash Park Circuit, Powered by New Balance

From $0 Closed

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YMCA of Pueblo Turkey Trot

Thu, Nov 26 · Pueblo, CO Pueblo

YMCA of Pueblo Turkey Trot

From $30 Closed

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Durango Turkey Trot presented by Animas Surgical Hospital

Thu, Nov 26 · Durango, CO Durango

Durango Turkey Trot -- 5 Mile Race

From $27 Closed

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Gobble Wobble Run 2026

Thu, Nov 26 · Littleton, CO Littleton

Gobble Wobble 5K Certified Course at Clement Park

From $35 Open

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2026 Loveland Turkey Trot

Thu, Nov 26 · Loveland, CO Loveland

Loveland Turkey TrotLoveland Turkey Trot - 4 & Under Lil' Taters

From $5 Closed

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Parker Parks and Recreation Turkey Day 5K FUN Run/Walk

Thu, Nov 26 · Parker, CO Parker

5K

From $38 Open

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YMCA Turkey Trot 5K presented by Corwin Honda

Thu, Nov 26 · Colorado Springs, CO Colorado Springs

Turkey Trot 5K

From $45 Open

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Huffin' for Stuffin' 2-Mile Fun Run

Thu, Nov 26 · Loveland, CO Loveland

Virtual 2-Mile Fun Run2 Mile Fun Run

From $20 Open 5 spots left

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AdventHealth Avista Louisville Turkey Trot

Thu, Nov 26 · Louisville, CO Louisville

AdventHealth Avista Louisville Turkey Trot 2026

From $20 Open

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Buena Vista Turkey Trot 5K & Family Fun Run

Thu, Nov 26 · Buena Vista, CO Buena Vista

Buena Vista Turkey Trot 5K

From $35 Open

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NCMC Turkey Trot

Thu, Nov 26 · Greeley, CO Greeley

2026 NCMC Turkey Trot 2K2026 NCMC Turkey Trot 5K

From $30 Open

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Pelican Lakes Turkey Trot

Thu, Nov 26 · Windsor, CO Windsor

5k run5K walk

From $30 Open

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Christmas Mountain 5 Mile Run

Fri, Nov 27 · Salida, CO Salida

Christmas Mountain 1 Mile RunChristmas Mountain 5 Mile Run

From $10 Closed

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Onesie Dash

Sat, Dec 5 · Red Feather Lakes, CO Red Feather Lakes

Onesie Dash

From $35 Open

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2026 Summit for Life

Sat, Dec 5 · Aspen, CO Aspen

Summit for LifeVirtual Summit for Life OptionRide for Life

From $35 Closed

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RMRR December 4.5mi

Sun, Dec 6 · Denver, CO Denver

4.5 mi

From $10 Open

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YMCA Jingle Jog 5K presented by Corwin Honda

Sat, Dec 12 · Fountain, CO Fountain

Jingle Jog 5K

From $35 Open

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Santa Shuffle 5K

Sat, Dec 12 · Littleton, CO Littleton

Santa Shuffle 5K

From $35 Open

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Sweaty Sweater 5k

Sat, Dec 19 · Fort Collins, CO Fort Collins

Kids 1-MileVirtual 5kSweaty Sweater 5k

From $0 Closed

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Santa's Dash for Ca$h

Sat, Dec 19 · Denver, CO Denver

5k

From $29 Open

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Ugly Sweater 5K

Sun, Dec 20 · Denver, CO Denver

5KVirtual 5K

From $30 Open

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Hands & Voices New Year Virtual 5K: Trails to the Summit

Thu, Dec 31 · Boulder, CO Boulder

Virtual 5KVirtual Fun Run/Walk

From $25 Open

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