Upcoming Races Near Granby, CO

Name: Longmont Half & 5k (LM Half)
Start: 2026-05-03
End: 2026-05-03
Location: Longmont

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Calarat Challenge Trail Running Festival

Jamestown, CO

Saturday, August 30th, 2025

Half

10K

Trail

View details for race Calarat Challenge Trail Running Festival

Cirque Series - Arapahoe Basin, CO

Keystone, CO

Saturday, September 6th, 2025

Trail

View details for race Cirque Series - Arapahoe Basin, CO

Buffalo Bicycle Classic

Boulder, CO

Sunday, September 7th, 2025

Ultra

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Muddy Dash | Denver

Erie, CO

Saturday, September 13th, 2025

View details for race Muddy Dash | Denver

All-Out Fall Fest

Westminster, CO

Saturday, September 13th, 2025

Half

10K

Trail

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19th Annual Golden Gallop

Golden, CO

Sunday, September 21st, 2025

10K

View details for race 19th Annual Golden Gallop

Farmers 5000

Wheat Ridge, CO

Sunday, September 21st, 2025

View details for race Farmers 5000

Lisa Nelson’s Mustang Stampede 5K

Arvada, CO

Saturday, September 27th, 2025

View details for race Lisa Nelson’s Mustang Stampede 5K

Pioneer Prairie Dog Half, 10k & 5k

Westminster, CO

Saturday, September 27th, 2025

Half

10K

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

Estes Epic

Estes Park, CO

Saturday, September 27th, 2025

Ultra

Trail

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Runway 5K - Run for the Angels

Broomfield, CO

Saturday, September 27th, 2025

View details for race Runway 5K - Run for the Angels

WWE ANNUAL RUN WITH THE WOLVES

Arvada, CO

Sunday, September 28th, 2025

View details for race WWE ANNUAL RUN WITH THE WOLVES

Big Waves Family 5K run/walk Presented by Brumate

Westminster, CO

Saturday, October 4th, 2025

View details for race Big Waves Family 5K run/walk Presented by Brumate

PRA Miner Gold Rush

Broomfield, CO

Saturday, October 4th, 2025

1 Mile

View details for race PRA Miner Gold Rush

Not So Flatt Breast Cancer Awareness Run/Walk

Westminster, CO

Saturday, October 4th, 2025

10K

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Layafette Music Fest Half-Marathon/10K/5K

Louisville, CO

Sunday, October 5th, 2025

Half

View details for race Layafette Music Fest Half-Marathon/10K/5K

Strides for Sierra 5K run/walk

Arvada, CO

Sunday, October 5th, 2025

View details for race Strides for Sierra 5K run/walk

Boulder XC Series Meet 1

Boulder, CO

Saturday, October 11th, 2025

View details for race Boulder XC Series Meet 1

Breckenridge Road Marathon

Breckenridge, CO

Saturday, October 11th, 2025

View details for race Breckenridge Road Marathon

Westy Half & 5k

Westminster, CO

Sunday, October 12th, 2025

Half

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Boulder Turkey Trot Training Program

Boulder, CO

Wednesday, October 15th, 2025

View details for race Boulder Turkey Trot Training Program

The Great Trailhead Foot Race 5 & 10 Miler

Lakewood, CO

Saturday, October 18th, 2025

10 Miles

View details for race The Great Trailhead Foot Race 5 & 10 Miler

2025 Eerie Erie

Erie, CO

Saturday, October 25th, 2025

10K

Trail

View details for race 2025 Eerie Erie

Apex Foundation Trick or Trot 5K & Halloween Hu...

Arvada, CO

Saturday, October 25th, 2025

1 Mile

View details for race Apex Foundation Trick or Trot 5K & Halloween Hunt presented by Intermountain Health

Halloween Fun Run 5k & 1mile - Zombie Theme

Idaho Springs, CO

Saturday, October 25th, 2025

1 Mile

View details for race Halloween Fun Run 5k & 1mile - Zombie Theme

Colleen De Reuck XC Classic

Boulder, CO

Saturday, November 1st, 2025

View details for race Colleen De Reuck XC Classic

11th edition Sole Mates 5k & Brew Fest presente...

Longmont, CO

Saturday, November 1st, 2025

View details for race 11th edition Sole Mates 5k & Brew Fest presented by Shoes & Brews and Left Hand Brewing

Turkey Trails- Denver

Lakewood, CO

Sunday, November 2nd, 2025

1 Mile

10K

View details for race Turkey Trails- Denver

All-Out Kooky-Spooky

Golden, CO

Sunday, November 2nd, 2025

Half

10K

Trail

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Mountain Madness Fall Frenzy Orienteering Trail...

Golden, CO

Sunday, November 9th, 2025

Trail

View details for race Mountain Madness Fall Frenzy Orienteering Trail Race

10k Turkey Trek & 5k Turkey Trot - Now With HAL...

Arvada, CO

Saturday, November 22nd, 2025

Half

10K

Trail

View details for race 10k Turkey Trek & 5k Turkey Trot - Now With HALF MARATHON DISTANCE!

Broomfield Turkey Day 5K/10K

Broomfield, CO

Thursday, November 27th, 2025

10K

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AdventHealth Avista Louisville Turkey Trot

Louisville, CO

Thursday, November 27th, 2025

View details for race AdventHealth Avista Louisville Turkey Trot

Alpine Bank Boulder Thanksgiving Day 5K

Boulder, CO

Thursday, November 27th, 2025

View details for race Alpine Bank Boulder Thanksgiving Day 5K

The Pilgrimage Run 2025

Erie, CO

Thursday, November 27th, 2025

View details for race The Pilgrimage Run 2025

All-Out Fa La La

Westminster, CO

Saturday, December 6th, 2025

Half

10K

Trail

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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

Steve's Event Page

Morrison, CO

Wednesday, December 31st, 2025

View details for race Steve's Event Page

TEST RACE

Boulder, CO

Wednesday, December 31st, 2025

View details for race TEST RACE

Resolute Runner 5k

Arvada, CO

Thursday, January 1st, 2026

Trail

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All-Out Polar Prowl

Arvada, CO

Saturday, January 10th, 2026

Half

10K

Trail

View details for race All-Out Polar Prowl

Arctic Prairie Dog Half, 10k & 5k

Louisville, CO

Sunday, January 18th, 2026

Half

10K

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

Heart Throb 5k

Arvada, CO

Saturday, February 14th, 2026

Fast

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All-Out Mardi Crawl

Arvada, CO

Sunday, February 22nd, 2026

Half

10K

Trail

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Erin Go Bragh 7.77k

Westminster, CO

Saturday, March 14th, 2026

View details for race Erin Go Bragh 7.77k

All-Out Spring Fever

Golden, CO

Sunday, March 22nd, 2026

Half

10K

Trail

View details for race All-Out Spring Fever

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

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

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

Explore more in Granby, CO

Distances:

5K 10K Half Marathon Marathon

Months:

August September October

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Colorado races

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