Upcoming 5K Races Near Greeley, CO

Name: All-Out Runapalooza
Start: 2026-08-08
End: 2026-08-08
Location: Arvada

Colorado Cold Rush

Louisville, CO

Sunday, January 18th, 2026

Featured

10K

View details for race Colorado Cold Rush

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Arctic Prairie Dog Half, 10k & 5k

Louisville, CO

Sunday, January 18th, 2026

Half

10K

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

Polar Bear Run and Plunge

Fort Collins, CO

Saturday, January 24th, 2026

View details for race Polar Bear Run and Plunge

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

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

View details for race Ralston Creek Half Marathon & 5k

All-Out Mardi Crawl

Arvada, CO

Sunday, February 22nd, 2026

Half

10K

Trail

View details for race All-Out Mardi Crawl

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

Lucky Brew Race 5K, 10K, 15k & Half Marathon

Severance, CO

Saturday, March 14th, 2026

10K

15K

View details for race Lucky Brew Race 5K, 10K, 15k & Half Marathon

Sharin' O' The Green 5k

Fort Collins, CO

Saturday, March 14th, 2026

Fast

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Lucky Leprechaun 5K

Boulder, CO

Sunday, March 15th, 2026

View details for race Lucky Leprechaun 5K

Lucky Brew Race 5K, 10K, and 15K

Windsor, CO

Saturday, March 21st, 2026

10K

15K

Trail

View details for race Lucky Brew Race 5K, 10K, and 15K

Central Park 5k

Denver, CO

Sunday, March 22nd, 2026

Fast

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Spring Equinox

Wellington, CO

Sunday, March 29th, 2026

Half

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Run the Ranch

Loveland, CO

Friday, April 10th, 2026

10K

Trail

View details for race Run the Ranch

Donut Dash

Denver, CO

Sunday, April 12th, 2026

Fast

View details for race Donut Dash

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

All-Out Beat the Heat

Westminster, CO

Saturday, April 18th, 2026

Half

10K

Trail

View details for race All-Out Beat the Heat

Great Western Trail Race

Severance, CO

Saturday, April 18th, 2026

10K

Half

Trail

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Bigfoot Half Marathon

Estes Park, CO

Saturday, April 25th, 2026

Half

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Unicorn 5k (Denver-East)

Denver, CO

Sunday, April 26th, 2026

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

2026 Flying Pig 5K

Fort Collins, CO

Sunday, April 26th, 2026

View details for race 2026 Flying Pig 5K

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

The Colorado Marathon

Fort Collins, CO

Sunday, May 3rd, 2026

Marathon

Half

10K

View details for race The Colorado Marathon

Longmont Half & 5k (LM Half)

Longmont, CO

Sunday, May 3rd, 2026

Half

View details for race Longmont Half & 5k (LM Half)

RMRR May Trophy Series

Denver, CO

Sunday, May 3rd, 2026

Fast

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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

Dog Jog

Cheyenne, WY

Saturday, May 16th, 2026

View details for race Dog Jog

J-Town Jog 5K and Youth Mile

Johnstown, CO

Saturday, June 6th, 2026

1 Mile

View details for race J-Town Jog 5K and Youth Mile

StepUp For Women And Recovery

Fort Collins, CO

Saturday, June 6th, 2026

View details for race StepUp For Women And Recovery

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

Trail

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

Treat Trot Denver

Denver, CO

Saturday, June 13th, 2026

10K

15K

View details for race Treat Trot Denver

All-Out Summer Breeze

Arvada, CO

Saturday, June 13th, 2026

Half

10K

Trail

View details for race All-Out Summer Breeze

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

Red, White and Brew 5k, 10k, Half Marathon & 12...

Windsor, CO

Saturday, June 20th, 2026

10K

Half

View details for race Red, White and Brew 5k, 10k, Half Marathon & 12 Hour Last Person Standing

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 - LONGMONT

Longmont, CO

Saturday, July 4th, 2026

View details for race Let Freedom Run 5k - LONGMONT

Greeley Freedom 5k Walk & Run

Greeley, CO

Saturday, July 4th, 2026

View details for race Greeley Freedom 5k Walk & Run

Let Freedom Run 5k/10k - Louisville

Louisville, CO

Saturday, July 4th, 2026

10K

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

Loveland Liberty 5K

Loveland, CO

Saturday, July 4th, 2026

View details for race Loveland Liberty 5K

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

All-Out Dog Days

Westminster, CO

Saturday, July 11th, 2026

Half

10K

Trail

View details for race All-Out Dog Days

Eltuck Valley 5K - Lory Summer Trail Series

Fort Collins, CO

Tuesday, August 4th, 2026

Trail

View details for race Eltuck Valley 5K - Lory Summer Trail Series

Summer Sizzler- Denver

Denver, CO

Saturday, August 8th, 2026

1 Mile

10K

View details for race Summer Sizzler- Denver

All-Out Runapalooza

Arvada, CO

Saturday, August 8th, 2026

Half

10K

Trail

View details for race All-Out Runapalooza

Explore more in Greeley, CO

Distances:

5K 10K Half Marathon Marathon

Months:

January February March

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Colorado races

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