Upcoming Races Near Morrison, CO

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Run to the Rails 5K (Sat)

Strasburg, CO

Saturday, August 8th, 2026

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Arapahoe Warrior 5K

Centennial, CO

Saturday, August 8th, 2026

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All-Out Runapalooza

Arvada, CO

Saturday, August 8th, 2026

Half

10K

Trail

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Summer Sizzler- Denver

Thornton, CO

Saturday, August 8th, 2026

1 Mile

10K

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Pat's Pony Express

Woodland Park, CO

Saturday, August 8th, 2026

Trail

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Dog Days of Summer

Longmont, CO

Saturday, August 8th, 2026

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Dog Days Of Summer 2026

Longmont, CO

Saturday, August 8th, 2026

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Summer Sizzler- Denver

Denver, CO

Saturday, August 8th, 2026

1 Mile

10K

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'BURG 5K (Sunday)

Strasburg, CO

Sunday, August 9th, 2026

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Pancake Stampede 5K

Littleton, CO

Sunday, August 9th, 2026

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The Bullfrog Summer Surge

Lakewood, CO

Sunday, August 9th, 2026

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The Berkeley Circuit

Denver, CO

Sunday, August 9th, 2026

1 Mile

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Miles for Migraine Colorado

Denver, CO

Saturday, August 15th, 2026

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Sunrise Stampede

Longmont, CO

Saturday, August 15th, 2026

1 Mile

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Cancer League of Colorado Race 4 Research

Denver, CO

Sunday, August 16th, 2026

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Erie Half & 5k

Erie, CO

Sunday, August 16th, 2026

Half

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Ram Run

Denver, CO

Saturday, August 22nd, 2026

1 Mile

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2026 True Impact Ministries 5K/10K

Centennial, CO

Saturday, August 22nd, 2026

10K

View details for race 2026 True Impact Ministries 5K/10K

Staunton Rocks! Marathon and Half Marathon

Pine, CO

Saturday, August 22nd, 2026

Marathon

Half

Trail

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Byers Peak Stampede Half Marathon & 5K Run

Fraser, CO

Saturday, August 22nd, 2026

Half

Trail

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RMRR Fall Marathon Training Series

Thornton, CO

Sunday, August 23rd, 2026

10 Miles

Ultra

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Rebel Run 5k

Denver, CO

Sunday, August 23rd, 2026

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Pioneer Prairie Dog Half, 10k & 5k

Westminster, CO

Sunday, August 23rd, 2026

Half

10K

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RexRun For PAWSitivity 2026 Trail Run/Walk

Aurora, CO

Saturday, August 29th, 2026

1 Mile

Trail

View details for race RexRun For PAWSitivity 2026 Trail Run/Walk

Glow & Roll: Illuminate What's Possible

Littleton, CO

Saturday, August 29th, 2026

1 Mile

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Historic Elizabeth Main Street 5K & Family Colo...

Elizabeth, CO

Saturday, August 29th, 2026

1 Mile

View details for race Historic Elizabeth Main Street 5K & Family Color Run

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

Allenspark, CO

Saturday, August 29th, 2026

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Demon Dash

Arvada, CO

Saturday, September 5th, 2026

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Golden Harvest Half Marathon & 5k/10k - Denver

Westminster, CO

Saturday, September 5th, 2026

1 Mile

10K

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Raising the Barr

Brighton, CO

Saturday, September 5th, 2026

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Golden Harvest Half Marathon & 5k/10k - Denver

Denver, CO

Saturday, September 5th, 2026

1 Mile

10K

View details for race Golden Harvest Half Marathon & 5k/10k - Denver

Cirque Series - Arapahoe Basin, CO

Keystone, CO

Saturday, September 5th, 2026

Trail

View details for race Cirque Series - Arapahoe Basin, CO

Labor Day Half Marathon

Parker, CO

Monday, September 7th, 2026

Half

10K

Fast

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The Denver 5k

Denver, CO

Saturday, September 12th, 2026

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6 Dot Dash

Littleton, CO

Saturday, September 12th, 2026

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The 10th Annual Run4Hope 5K for Schools

Monument, CO

Saturday, September 12th, 2026

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Buffalo Bicycle Classic

Boulder, CO

Sunday, September 13th, 2026

Ultra

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Tiger Prowl 5K

Denver, CO

Sunday, September 13th, 2026

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RMRR Fall Marathon Training Series #2

Thornton, CO

Sunday, September 13th, 2026

Ultra

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RMRR September 5k/10k

Thornton, CO

Sunday, September 13th, 2026

10K

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9/11 Heroes Run - Denver, Colorado

Denver, CO

Sunday, September 13th, 2026

1 Mile

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Gummball 5K

Brighton, CO

Saturday, September 19th, 2026

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Denver: Walk With Autism and Resource Fair

Denver, CO

Saturday, September 19th, 2026

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All-Out Fall Fest

Westminster, CO

Saturday, September 19th, 2026

Half

10K

Trail

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Miles 4 Madison 5K & 1K

Littleton, CO

Saturday, September 19th, 2026

View details for race Miles 4 Madison 5K & 1K

20th Annual Golden Gallop

Golden, CO

Sunday, September 20th, 2026

10K

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Farmers 5000

Wheat Ridge, CO

Sunday, September 20th, 2026

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CG Adventure Club - Elevation Everest

Winter Park, CO

Wednesday, September 23rd, 2026

Trail

View details for race CG Adventure Club - Elevation Everest

Runway 5K - Run for the Angels

Broomfield, CO

Saturday, September 26th, 2026

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HRCA Oktoberfest 5K

Littleton, CO

Saturday, September 26th, 2026

View details for race HRCA Oktoberfest 5K

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