Upcoming 5K Races Near Highlands Ranch, CO

Name: Unicorn 5k (South)
Start: 2026-08-01
End: 2026-08-01
Location: Highlands Ranch

Gluten Free Gallop 5K

Littleton, CO

Saturday, May 16th, 2026

Featured

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Girls on the Run 5K at Colfax - Running Buddies...

Denver, CO

Saturday, May 16th, 2026

View details for race Girls on the Run 5K at Colfax - Running Buddies and Volunteers

Canine On the Creek

Dumont, CO

Sunday, May 17th, 2026

1 Mile

View details for race Canine On the Creek

Miles for Smiles 5K

Arvada, CO

Sunday, May 17th, 2026

Trail

View details for race Miles for Smiles 5K

8th Annual Angel Run at Red Leg Brewing

Colorado Springs, CO

Friday, May 22nd, 2026

10K

View details for race 8th Annual Angel Run at Red Leg Brewing

Farish Trail Race

Woodland Park, CO

Saturday, May 23rd, 2026

Half

10K

Trail

View details for race Farish Trail Race

The Big Run Presented By Brooks

Colorado Springs, CO

Wednesday, June 3rd, 2026

View details for race The Big Run Presented By Brooks

Aiden's Adventure 5k

Colorado Springs, CO

Saturday, June 6th, 2026

1 Mile

View details for race Aiden's Adventure 5k

Flamingo Day 5K

Denver, CO

Sunday, June 7th, 2026

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The Big Run Presented by Brooks

Denver, CO

Sunday, June 7th, 2026

View details for race The Big Run Presented by Brooks

Colorado 13er (Half Marathon/10k/5k)

Louisville, CO

Sunday, June 7th, 2026

Half

10K

Trail

View details for race Colorado 13er (Half Marathon/10k/5k)

DU Dash Colorado

Palmer Lake, CO

Sunday, June 7th, 2026

10K

Trail

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Holy Hammers Hustle for Habitat

Parker, CO

Saturday, June 13th, 2026

View details for race Holy Hammers Hustle for Habitat

Tutu Dash 5K

Broomfield, CO

Saturday, June 13th, 2026

1 Mile

Trail

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Treat Trot Denver

Denver, CO

Saturday, June 13th, 2026

10K

15K

View details for race Treat Trot Denver

Treat Trot Denver

Thornton, CO

Saturday, June 13th, 2026

10K

15K

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Stepping Stone 5K

Littleton, CO

Saturday, June 13th, 2026

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All-Out Summer Breeze

Arvada, CO

Saturday, June 13th, 2026

Half

10K

Trail

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The Bullfrog Splashdown

Littleton, CO

Sunday, June 14th, 2026

10K

1 Mile

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Treat Trot Colorado Springs

Colorado Springs, CO

Sunday, June 14th, 2026

10K

15K

View details for race Treat Trot Colorado Springs

Parker Parks and Recreation Dash Across the Dam...

Parker, CO

Saturday, June 20th, 2026

View details for race Parker Parks and Recreation Dash Across the Dam Father’s Day 5K

Unicorn 5k (North)

Thornton, CO

Saturday, June 20th, 2026

View details for race Unicorn 5k (North)

Muddy Dash | Denver 2026

Dacono, CO

Saturday, June 20th, 2026

View details for race Muddy Dash | Denver 2026

Fatherhood 5k Family Run/Walk

Colorado Springs, CO

Saturday, June 20th, 2026

View details for race Fatherhood 5k Family Run/Walk

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

Arvada, CO

Sunday, June 21st, 2026

10K

1 Mile

View details for race Father's Day Classic 10k, 5k, & 1 Mile

Sunset Trail Running Festival

Boulder, CO

Sunday, June 21st, 2026

12K

Trail

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Juneteenth Fun Run 5K

Denver, CO

Sunday, June 21st, 2026

View details for race Juneteenth Fun Run 5K

14th Annual Buffs4Life Kyle MacIntosh Memorial ...

Boulder, CO

Sunday, June 21st, 2026

View details for race 14th Annual Buffs4Life Kyle MacIntosh Memorial 5K Run/Walk

The Red Schoolhouse Run

Louisville, CO

Tuesday, June 23rd, 2026

View details for race The Red Schoolhouse Run

Before The Fourth 5k

Littleton, CO

Saturday, June 27th, 2026

View details for race Before The Fourth 5k

Denver Pride 5K

Denver, CO

Saturday, June 27th, 2026

View details for race Denver Pride 5K

HRCA Independence Day 5K

Littleton, CO

Saturday, July 4th, 2026

View details for race HRCA Independence Day 5K

Let Freedom Run 5k - LONGMONT

Longmont, CO

Saturday, July 4th, 2026

View details for race Let Freedom Run 5k - LONGMONT

Let Freedom Run 5k/10k - Louisville

Louisville, CO

Saturday, July 4th, 2026

10K

View details for race Let Freedom Run 5k/10k - Louisville

BRR All-Comers Summer Track & Field Series #3

Boulder, CO

Thursday, July 9th, 2026

1 Mile

View details for race BRR All-Comers Summer Track & Field Series #3

Heatwave Half Marathon - Denver

Denver, CO

Saturday, July 11th, 2026

1 Mile

10K

View details for race Heatwave Half Marathon - Denver

DRMABPsi 1–5K Walk, Run & Roll

Denver, CO

Saturday, July 11th, 2026

View details for race DRMABPsi 1–5K Walk, Run & Roll

Cookie Chase

Denver, CO

Saturday, July 11th, 2026

Fast

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All-Out Dog Days

Westminster, CO

Saturday, July 11th, 2026

Half

10K

Trail

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Heatwave Half Marathon - Denver

Littleton, CO

Saturday, July 11th, 2026

1 Mile

10K

View details for race Heatwave Half Marathon - Denver

Heatwave Half Marathon - Colorado Springs

Colorado Springs, CO

Sunday, July 12th, 2026

1 Mile

10K

View details for race Heatwave Half Marathon - Colorado Springs

Diplo's Run Club Denver

Denver, CO

Sunday, July 12th, 2026

Code:FTR10

View details for race Diplo's Run Club Denver

PNAAF 5K Wellness Challenge

Colorado Springs, CO

Thursday, July 16th, 2026

View details for race PNAAF 5K Wellness Challenge

Heritage Eagles 5K

Littleton, CO

Saturday, July 18th, 2026

Fast

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

Castle Rock, CO

Saturday, July 18th, 2026

Half

10K

Trail

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The Hero's Journey 5K

Aurora, CO

Saturday, July 25th, 2026

Trail

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Spirit of the West 5K Run/Walk

Golden, CO

Sunday, July 26th, 2026

View details for race Spirit of the West 5K Run/Walk

STEPS TO EMPOWER

Colorado Springs, CO

Saturday, August 1st, 2026

View details for race STEPS TO EMPOWER

Popsicle 5K/10K/Half - Colorado Springs

Colorado Springs, CO

Saturday, August 1st, 2026

10K

Half

Fast

View details for race Popsicle 5K/10K/Half - Colorado Springs

Unicorn 5k (South)

Highlands Ranch, CO

Saturday, August 1st, 2026

View details for race Unicorn 5k (South)

Explore more in Highlands Ranch, CO

Distances:

5K 10K Half Marathon Marathon

Months:

May June July

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Colorado races

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