Upcoming 5K Races Near Morrison, CO

Name: Summer Splash Prairie Dog Half, 10k, & 5k
Start: 2026-07-18
End: 2026-07-18
Location: Castle Rock

Santa's Dash for Ca$h

Denver, CO

Saturday, December 20th, 2025

Featured

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Run Like a Reindeer 5K

Winter Park, CO

Saturday, December 20th, 2025

Trail

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Ugly Sweater 5K

Denver, CO

Sunday, December 21st, 2025

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Candy Cane Course - Denver

Westminster, CO

Saturday, December 27th, 2025

1 Mile

12K

View details for race Candy Cane Course - Denver

Candy Cane Course - Denver

Denver, CO

Saturday, December 27th, 2025

1 Mile

12K

View details for race Candy Cane Course - Denver

Steve's Event Page TEST RACE

Morrison, CO

Wednesday, December 31st, 2025

View details for race Steve's Event Page TEST RACE

Resolute Runner 5k

Arvada, CO

Thursday, January 1st, 2026

Trail

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Sentinel Flurry

Golden, CO

Saturday, January 10th, 2026

1 Mile

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All-Out Polar Prowl

Arvada, CO

Saturday, January 10th, 2026

Half

10K

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Colorado Cold Rush

Louisville, CO

Sunday, January 18th, 2026

10K

View details for race Colorado Cold Rush

Arctic Prairie Dog Half, 10k & 5k

Louisville, CO

Sunday, January 18th, 2026

Half

10K

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

Yeti Chase 5k/10k

Morrison, CO

Sunday, January 25th, 2026

10K

View details for race Yeti Chase 5k/10k

Freakin Freezin 5K - Denver

Denver, CO

Sunday, January 25th, 2026

View details for race Freakin Freezin 5K - Denver

Westy Winter Waggle 5&10k

Westminster, CO

Saturday, February 7th, 2026

10K

View details for race Westy Winter Waggle 5&10k

Super Sunday 5K

Littleton, CO

Sunday, February 8th, 2026

View details for race Super Sunday 5K

Parker Parks and Recreation Love 'em or Leave '...

Parker, CO

Saturday, February 14th, 2026

10K

View details for race Parker Parks and Recreation Love 'em or Leave 'em Valentine's Day 5K/10K

Heart Throb 5k

Arvada, CO

Saturday, February 14th, 2026

Fast

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Ralston Creek Half Marathon & 5k

Arvada, CO

Sunday, February 15th, 2026

Trail

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Highlands Ranch 5k

Highlands Ranch, CO

Sunday, February 22nd, 2026

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All-Out Mardi Crawl

Arvada, CO

Sunday, February 22nd, 2026

Half

10K

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Time to Paddy 5k/10k & Lucky 13.1 - Denver

Denver, CO

Saturday, February 28th, 2026

10K

Half

View details for race Time to Paddy 5k/10k & Lucky 13.1 - Denver

HRCA St. Patrick's Day 5K

Highlands Ranch, CO

Saturday, March 14th, 2026

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Central Park 5k

Denver, CO

Sunday, March 22nd, 2026

Fast

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All-Out Spring Fever

Golden, CO

Sunday, March 22nd, 2026

Half

10K

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Donut Dash

Denver, CO

Sunday, April 12th, 2026

Fast

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Spring Fling Prairie Dog Half, 10k, & 5k

Arvada, CO

Sunday, April 12th, 2026

Half

10K

View details for race Spring Fling Prairie Dog Half, 10k, & 5k

Platte River Half-Marathon and Relay

Littleton, CO

Sunday, April 12th, 2026

Half

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All-Out Beat the Heat

Westminster, CO

Saturday, April 18th, 2026

Half

10K

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DoNot Stop Half Marathon (5k/10k) - Denver

Littleton, CO

Sunday, April 19th, 2026

10K

1 Mile

View details for race DoNot Stop Half Marathon (5k/10k) - Denver

Unicorn 5k (Denver-East)

Denver, CO

Sunday, April 26th, 2026

View details for race Unicorn 5k (Denver-East)

Friends of the National Center Science Stride 5K

Boulder, CO

Friday, May 1st, 2026

View details for race Friends of the National Center Science Stride 5K

Longmont Half & 5k (LM Half)

Longmont, CO

Sunday, May 3rd, 2026

Half

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HRCA Mother's Day 5K

Highlands Ranch, CO

Saturday, May 9th, 2026

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Parker Parks and Recreation Miles over the Mead...

Parker, CO

Saturday, May 9th, 2026

1 Mile

View details for race Parker Parks and Recreation Miles over the Meadow Mother’s Day 5K & Family Fun Trek

Colorado Women's Classic - Westminster

Westminster, CO

Sunday, May 10th, 2026

10K

10 Miles

View details for race Colorado Women's Classic - Westminster

Hometown Half Marathon & 5k/10k - Denver

Denver, CO

Sunday, May 10th, 2026

10K

Half

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

Flamingo Day 5K

Denver, CO

Sunday, June 7th, 2026

View details for race Flamingo Day 5K

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

Louisville, CO

Sunday, June 7th, 2026

Half

10K

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

All-Out Summer Breeze

Arvada, CO

Saturday, June 13th, 2026

Half

10K

Trail

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Treat Trot Denver

Denver, CO

Saturday, June 13th, 2026

10K

15K

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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)

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

Let Freedom Run 5k/10k - Louisville

Louisville, CO

Saturday, July 4th, 2026

10K

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

Let Freedom Run 5k - LONGMONT

Longmont, CO

Saturday, July 4th, 2026

View details for race Let Freedom Run 5k - LONGMONT

HRCA Independence Day 5K

Littleton, CO

Saturday, July 4th, 2026

View details for race HRCA Independence Day 5K

All-Out Dog Days

Westminster, CO

Saturday, July 11th, 2026

Half

10K

Trail

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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

Cookie Chase

Denver, CO

Saturday, July 11th, 2026

Fast

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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

Explore more in Morrison, CO

Distances:

5K 10K Half Marathon Marathon

Months:

December January February

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Colorado races

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