170 Upcoming Races Near Idaho Springs, CO

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HRCA Wildcat Mountain Trail Races

Littleton, CO

Saturday, October 3rd, 2026

10 Miles

10K

Trail

View details for race HRCA Wildcat Mountain Trail Races

Spooky Sprint - Denver

Denver, CO

Saturday, October 3rd, 2026

1 Mile

10K

View details for race Spooky Sprint - Denver

Big Waves Family 5K run/walk Presented by Brumate

Westminster, CO

Saturday, October 3rd, 2026

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

Lafayette Music Fest -5K - 10K

Lafayette, CO

Saturday, October 3rd, 2026

10K

View details for race Lafayette Music Fest -5K - 10K

OUTLAST DENVER

Littleton, CO

Saturday, October 3rd, 2026

Trail

Fast

View details for race OUTLAST DENVER

Spooky Sprint - Denver

Littleton, CO

Saturday, October 3rd, 2026

1 Mile

10K

View details for race Spooky Sprint - Denver

I Can 5k

Thornton, CO

Saturday, October 3rd, 2026

View details for race I Can 5k

RMRR October Trophy Series

Aurora, CO

Sunday, October 4th, 2026

Fast

View details for race RMRR October Trophy Series

Suffer Better 10th Annual Fall Trail Runs

Pine, CO

Saturday, October 10th, 2026

Ultra

Trail

View details for race Suffer Better 10th Annual Fall Trail Runs

Breckenridge RunFest

Breckenridge, CO

Saturday, October 10th, 2026

Marathon

Half

10K

View details for race Breckenridge RunFest

Westy Half & 5k

Westminster, CO

Sunday, October 11th, 2026

Half

View details for race Westy Half & 5k

Living Water 5K and Family Fun Run

Denver, CO

Saturday, October 17th, 2026

View details for race Living Water 5K and Family Fun Run

The Great Trailhead Foot Race 5 & 10 Miler

Lakewood, CO

Saturday, October 17th, 2026

10 Miles

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

Indian Creek Trail Runs

Sedalia, CO

Saturday, October 17th, 2026

Trail

View details for race Indian Creek Trail Runs

Apex Foundation Trick or Trot 5K & Halloween Hunt

Arvada, CO

Saturday, October 24th, 2026

1 Mile

View details for race Apex Foundation Trick or Trot 5K & Halloween Hunt

Race to Cure Sarcoma Denver

Denver, CO

Saturday, October 24th, 2026

View details for race Race to Cure Sarcoma Denver

The 14th Annual Odyssey Odyssey - 2026

Denver, CO

Sunday, October 25th, 2026

1 Mile

View details for race The 14th Annual Odyssey Odyssey - 2026

Ghosts and Goblins 5K/10K

Denver, CO

Sunday, October 25th, 2026

View details for race Ghosts and Goblins 5K/10K

Halloween Fun Run 5k & 1mile - Zombie Theme

Idaho Springs, CO

Saturday, October 31st, 2026

1 Mile

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

I Ain't Scared (of 5k)

Thornton, CO

Saturday, October 31st, 2026

View details for race I Ain't Scared (of 5k)

All-Out Kooky-Spooky

Golden, CO

Sunday, November 1st, 2026

Half

10K

Trail

View details for race All-Out Kooky-Spooky

RMRR November 5k/15k

Denver, CO

Sunday, November 1st, 2026

15K

Fast

View details for race RMRR November 5k/15k

Feet for Justice Run

Denver, CO

Sunday, November 1st, 2026

10K

Fast

View details for race Feet for Justice Run

Turkey Trails- Denver

Denver, CO

Saturday, November 7th, 2026

1 Mile

10K

View details for race Turkey Trails- Denver

Turkey Trails- Denver

Lakewood, CO

Saturday, November 7th, 2026

1 Mile

10K

View details for race Turkey Trails- Denver

Turkey Trails- Denver

Littleton, CO

Saturday, November 7th, 2026

1 Mile

10K

View details for race Turkey Trails- Denver

HRCA Backcountry Wilderness Half Marathon

Lone Tree, CO

Saturday, November 7th, 2026

Half

Trail

View details for race HRCA Backcountry Wilderness Half Marathon

City Park Classic (5k/10k & 1 Mile Walk of Hope...

Denver, CO

Saturday, November 7th, 2026

10K

1 Mile

View details for race City Park Classic (5k/10k & 1 Mile Walk of Hope for Pancreatic Cancer Research)

Colorado State Youth Cross Country Championships

Aurora, CO

Saturday, November 14th, 2026

1 Mile

View details for race Colorado State Youth Cross Country Championships

Denver Veterans Day Run

Denver, CO

Saturday, November 14th, 2026

10K

View details for race Denver Veterans Day Run

Girls on the Run Denver Metro 5K

Denver, CO

Sunday, November 15th, 2026

View details for race Girls on the Run Denver Metro 5K

Pumpkin Pie 5K/10K

Denver, CO

Saturday, November 21st, 2026

10K

Fast

View details for race Pumpkin Pie 5K/10K

TURKEY TREK (13.1, 10k, 5k & 2k)

Arvada, CO

Saturday, November 21st, 2026

Half

10K

View details for race TURKEY TREK (13.1, 10k, 5k & 2k)

The Pilgrimage Run 2026

Erie, CO

Thursday, November 26th, 2026

View details for race The Pilgrimage Run 2026

Broomfield Turkey Day 5K/10K

Broomfield, CO

Thursday, November 26th, 2026

10K

View details for race Broomfield Turkey Day 5K/10K

Gobble Wobble Run 2026

Littleton, CO

Thursday, November 26th, 2026

View details for race Gobble Wobble Run 2026

AdventHealth Avista Louisville Turkey Trot

Louisville, CO

Thursday, November 26th, 2026

View details for race AdventHealth Avista Louisville Turkey Trot

Parker Parks and Recreation Turkey Day 5K FUN R...

Parker, CO

Thursday, November 26th, 2026

View details for race Parker Parks and Recreation Turkey Day 5K FUN Run/Walk

All-Out Fa La La

Westminster, CO

Saturday, December 5th, 2026

Half

10K

Trail

View details for race All-Out Fa La La

Candy Cane Course - Denver

Denver, CO

Saturday, December 5th, 2026

1 Mile

10K

View details for race Candy Cane Course - Denver

Sawmill Trail Runs

Pine, CO

Saturday, December 5th, 2026

Trail

View details for race Sawmill Trail Runs

2026 Race of the Santas

Breckenridge, CO

Saturday, December 5th, 2026

View details for race 2026 Race of the Santas

RMRR December Trophy Series

Denver, CO

Sunday, December 6th, 2026

Fast

View details for race RMRR December Trophy Series

Candy Cane Course - Denver

Westminster, CO

Sunday, December 6th, 2026

1 Mile

10K

View details for race Candy Cane Course - Denver

WinterFest 5k & Fun Run

Thornton, CO

Saturday, December 12th, 2026

View details for race WinterFest 5k & Fun Run

2026 Jingle Bell Run - Colorado

Denver, CO

Sunday, December 13th, 2026

1 Mile

View details for race 2026 Jingle Bell Run - Colorado

Santa's Dash for Ca$h

Denver, CO

Saturday, December 19th, 2026

View details for race Santa's Dash for Ca$h

Ugly Sweater 5K

Denver, CO

Sunday, December 20th, 2026

Fast

View details for race Ugly Sweater 5K

Resolute Runner 5k

Arvada, CO

Friday, January 1st, 2027

Trail

View details for race Resolute Runner 5k

All-Out Polar Prowl

Arvada, CO

Saturday, January 9th, 2027

Half

10K

Trail

View details for race All-Out Polar Prowl

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