Upcoming Races Near Morrison, CO

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HRCA Happy Hour Half K

Littleton, CO

Friday, June 19th, 2026

View details for race HRCA Happy Hour Half K

Muddy Dash | Denver 2026

Dacono, CO

Saturday, June 20th, 2026

View details for race Muddy Dash | Denver 2026

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)

Sunset Trail Running Festival

Boulder, CO

Sunday, June 21st, 2026

12K

Trail

View details for race Sunset Trail Running Festival

VIRTUAL 14th Annual Buffs4Life Kyle MacIntosh M...

Boulder, CO

Sunday, June 21st, 2026

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

Juneteenth Fun Run 5K

Denver, CO

Sunday, June 21st, 2026

View details for race Juneteenth Fun Run 5K

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

2026 CANCELED-14th Annual Buffs4Life Kyle MacIn...

Boulder, CO

Sunday, June 21st, 2026

View details for race 2026 CANCELED-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

The Four Legged 5k

Bailey, CO

Friday, June 26th, 2026

View details for race The Four Legged 5k

Denver Pride 5K

Denver, CO

Saturday, June 27th, 2026

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Before The Fourth 5k

Littleton, CO

Saturday, June 27th, 2026

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Firework Color Run

Berthoud, CO

Saturday, June 27th, 2026

1 Mile

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Fitness Expo On Tap at the Colorado Tap House

Arvada, CO

Saturday, June 27th, 2026

1 Mile

View details for race Fitness Expo On Tap at the Colorado Tap House

Pearl Street Mile

Boulder, CO

Saturday, June 27th, 2026

1 Mile

View details for race Pearl Street Mile

Cade’s Cause: Concussion & CTE Awareness Run/Walk

Littleton, CO

Sunday, June 28th, 2026

View details for race Cade’s Cause: Concussion & CTE Awareness Run/Walk

Blue Sky Ascent & Round Trip (formerly the Mt. ...

Idaho Springs, CO

Sunday, June 28th, 2026

View details for race Blue Sky Ascent & Round Trip (formerly the Mt. Evans Ascent)

2026 Independence Day 10k

Breckenridge, CO

Saturday, July 4th, 2026

10K

View details for race 2026 Independence Day 10k

Let Freedom Run 5k/10k - Louisville

Louisville, CO

Saturday, July 4th, 2026

10K

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

6th Annual July 4th ROCK-IT RUN

Castle Rock, CO

Saturday, July 4th, 2026

Half

View details for race 6th Annual July 4th ROCK-IT RUN

4th of July Donut Hole Mile

Arvada, CO

Saturday, July 4th, 2026

1 Mile

Trail

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HRCA Independence Day 5K

Littleton, CO

Saturday, July 4th, 2026

View details for race HRCA Independence Day 5K

Palmer Lake July 4th Fun Run

Palmer Lake, CO

Saturday, July 4th, 2026

View details for race Palmer Lake July 4th Fun Run

Let Freedom Run 5k - LONGMONT

Longmont, CO

Saturday, July 4th, 2026

View details for race Let Freedom Run 5k - LONGMONT

Avery Brewing Co. 4K on the 4th

Boulder, CO

Saturday, July 4th, 2026

Fast

View details for race Avery Brewing Co. 4K on the 4th

BRR All-Comers Summer Track & Field Series #3

Boulder, CO

Thursday, July 9th, 2026

1 Mile

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Silverheels Trail Runs

Como, CO

Friday, July 10th, 2026

1 Mile

10K

Trail

View details for race Silverheels Trail Runs

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

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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Heatwave Half Marathon - Denver

Denver, CO

Saturday, July 11th, 2026

1 Mile

10K

View details for race Heatwave Half Marathon - Denver

RMRR July 2mi & pancake breakfast

Lakewood, CO

Sunday, July 12th, 2026

View details for race RMRR July 2mi & pancake breakfast

Diplo's Run Club Denver

Denver, CO

Sunday, July 12th, 2026

Code:FTR10

View details for race Diplo's Run Club Denver

Berthoud Gastro-Dash 10k

Berthoud, CO

Saturday, July 18th, 2026

10K

Fast

View details for race Berthoud Gastro-Dash 10k

CU Anschutz Run Club 5K

Aurora, CO

Saturday, July 18th, 2026

View details for race CU Anschutz Run Club 5K

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

Castle Rock, CO

Saturday, July 18th, 2026

Half

10K

Trail

View details for race Summer Splash Prairie Dog Half, 10k, & 5k

Heritage Eagles 5K

Littleton, CO

Saturday, July 18th, 2026

Fast

View details for race Heritage Eagles 5K

BRR All-Comers Summer Track & Field Series #4

Boulder, CO

Thursday, July 23rd, 2026

View details for race BRR All-Comers Summer Track & Field Series #4

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

RunAbilities FUN Walk/Run/Roll

Parker, CO

Saturday, August 1st, 2026

View details for race RunAbilities FUN Walk/Run/Roll

12th Annual Run for the Ring

Aurora, CO

Saturday, August 1st, 2026

View details for race 12th Annual Run for the Ring

Unicorn 5k (South)

Highlands Ranch, CO

Saturday, August 1st, 2026

View details for race Unicorn 5k (South)

Move with MADD Denver 5k and Walk

Denver, CO

Saturday, August 1st, 2026

View details for race Move with MADD Denver 5k and Walk

Bound for Boston Marathon & Half Marathon - Denver

Denver, CO

Sunday, August 2nd, 2026

Marathon

Half

Fast

View details for race Bound for Boston Marathon & Half Marathon - Denver

Eldorado Run for the Cure

Eldorado Springs, CO

Thursday, August 6th, 2026

View details for race Eldorado Run for the Cure

BRR All-Comers Summer Track & Field Series #5

Boulder, CO

Thursday, August 6th, 2026

1 Mile

View details for race BRR All-Comers Summer Track & Field Series #5

RMRR August Trophy Series

Centennial, CO

Friday, August 7th, 2026

View details for race RMRR August Trophy Series

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