Colorado Run Listings

October 2018
Saturday6Oct 2018
Colorado Springs
Nielson Challenge
A monthly 2-mile run with a cool handicap algorithm.
Saturday6Oct 2018
Castle Rock
Ridgeline Trail Race
Ridgeline Trail 50K, Marathon, Half Marathon and 10K - LiveBIG 5K and Family Adventure Race
Saturday6Oct 2018
Broomfield
Runway 5K Run for the Angels
Want to run on an airplane runway? Here's your chance
Saturday6Oct 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday6Oct 2018
Idledale
Fall EverGold 10-Mile Run
The course has runners taking the ascent up the trail first, then turning around to enjoy the decent over the second half of the race
Saturday6Oct 2018
Canon City
Rim to Rim Royal Gorge 5K/10K
The only race with a finish line over 900 feet in the air!
Saturday6Oct 2018
Fort Collins
Bacon Strip Races
10 Mile Race 4 Mile Race
Saturday6Oct 2018
Aspen
Caring for Community 10K
Showcases a unique route on various trails, bike paths, and sidewalks around Aspen and has become an off-season highlight for many local runners
Saturday6Oct 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday6Oct 2018
Denver
Color Me Rad
We're the only 5K that will send you running through RAD color stations
Sunday7Oct 2018
Boulder
Boulder Rez Marathon
Boulder's biggest marathon
Sunday7Oct 2018
Fort Collins
Rolland Moore Park 4k Tortoise & Hare
All about anyone having the same ability to win the race
Sunday7Oct 2018
Colorado Springs
XTERRA Marathon of Trail Races
5K, Half, Full
Sunday7Oct 2018
Louisville
Louisville Trail Half Marathon
This Flat and Fast Course is sure to be a a PR breaker
Sunday7Oct 2018
Canon City
Rim to Rim Royal Gorge Half Marathon
The only race with a finish line over 900 feet in the air!
Sunday7Oct 2018
Westminster
Costumed K9 Canter & 1 Mile Fun Run
Come show off your dog and his costume!
Sunday7Oct 2018
Littleton
Justice Run
5K & 10K
Sunday7Oct 2018
Palmer Lake
Palmer Lake .5K
The Fastest Growing (and shortest) Running Event in CO
Saturday13Oct 2018
Colorado Springs
CC Tiger Classic
To benefit the Tiger Pride Fund
Saturday13Oct 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday13Oct 2018
Lakewood
Stone House (2x) Triple-Cross
The distance will be approximately 8.4 miles
Saturday13Oct 2018
Pueblo
Hero Run/Walk
To help Crossroad's Turning Points provide recreation and gym memberships for clients in treatment
Saturday13Oct 2018
Westminster
Apple Cider 5k/10k
Includes warm apple cider after the race
Saturday13Oct 2018
Colorado Springs
5K Survivor's Run
Saturday13Oct 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday14Oct 2018
Colorado Springs
Fall Series 4.5 mile
Norris Penrose Event Center
Saturday20Oct 2018
Fort Collins
Blue Sky Trail Marathon
Takes place on the trails between Horsetooth Mountain Park and the Devil's Backbone Open Space
Saturday20Oct 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday20Oct 2018
Morrison
Great Trailhead Foot Race
10 Miler and 5k
Saturday20Oct 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday20Oct 2018
Colorado Springs
Cheyenne Mountain Run
3M and half marathon Trail Run
Saturday20Oct 2018
Colorado Springs
Waldo Waldo 5K Grand Finale
The final year of the Waldo costume theme
Sunday21Oct 2018
Littleton
Ute Scoot 5K
To support technology at Ute Meadows Elementary
Saturday27Oct 2018
Denver
Pumpkin Smash and Dash 5K/10K
Get halloween weekend off to a great start with a little cardio and then some pumpkin carving, vendor trick or treats, costume contests, music, youth activities and much, much more
Saturday27Oct 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday27Oct 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday27Oct 2018
Palmer Lake
Creepy Crawl 5K
Awards given for costumes
Sunday28Oct 2018
Westminster
Westy Half and 5k
Walkers and Runners of all abilities welcome
Sunday28Oct 2018
Golden
Kooky-Spooky 1M, 5K, 10K, & Half Marathon
Superior events from start to finish
Sunday28Oct 2018
Colorado Springs
Fall Series 5.5 mile
Ute Valley Park
November 2018
Saturday3Nov 2018
Colorado Springs
Nielson Challenge
A monthly 2-mile run with a cool handicap algorithm.
Saturday3Nov 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday3Nov 2018
Fort Collins
Run for Orphans
Brings organizations and churches together to advocate for the needs of orphans in our community and around the world
Saturday3Nov 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday4Nov 2018
Fort Collins
Spring Canyon Park 5k Tortoise & Hare
All about anyone having the same ability to win the race
Sunday4Nov 2018
Colorado Springs
Canya Canon 5K and 5-mile
Come discover North Cheyenne Canon in the fall
Saturday10Nov 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday10Nov 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday10Nov 2018
Littleton
Hildebrand Ranch Park 6.6 miler
Most is on single track with some crushed gravel through the neighborhood
Sunday11Nov 2018
Colorado Springs
Fall Series 6.5 mile
Palmer Park
Saturday17Nov 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday17Nov 2018
Denver
Pumpkin Pie 5K and 10K
Ends with a huge slice of pie
Saturday17Nov 2018
Arvada
10k Turkey Trek and 2k Toddle
Egg Nog Chug Challenge
Saturday17Nov 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Thursday22Nov 2018
Parker
Parker Turkey Day 5k
Thursday22Nov 2018
Littleton
Gobble Wobble
All net profits are donated to a charity
Thursday22Nov 2018
Golden
Great Turkey Chase
Thursday22Nov 2018
Broomfield
Turkey Day 5K
At Broomfield County Commons
Thursday22Nov 2018
Pueblo
Pueblo Turkey Trot
All proceeds from the event support children and families in our community
Thursday22Nov 2018
Colorado Springs
YMCA Turkey Trot 5K
Thursday22Nov 2018
Highlands Ranch
Highlands Ranch Turkey Day 5K
Thursday22Nov 2018
Greeley
NCMC Turkey Trot
Raises funds to assist Cardiac and Pulmonary Rehabilitation patients
Thursday22Nov 2018
Erie
The Pilgrimage Run
Join us on Thanksgiving Day - It's not about turkey!
Thursday22Nov 2018
Grand Junction
GJ Turkey Trot 5K
Thursday22Nov 2018
Castle Rock
Turkey Rock Trot
All proceeds benefit the Douglas/Elbert Task Force
Thursday22Nov 2018
Vail
Eagle-Vail Turkey Trot
Thursday22Nov 2018
Denver
Mile High United Way Turkey Trot
This fun Thanksgiving tradition draws more than 20,000 people to Washington Park each year
Thursday22Nov 2018
Denver
Harvesting Hope 5K
As a family focused event, kids 10 and under are invited to participate in a free 1K fun run and strollers are welcome on the course
Saturday24Nov 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday24Nov 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
December 2018
Saturday1Dec 2018
Boulder
Colder Bolder
This 5K is a little different, but so are those of us who enjoy running in the cold
Saturday1Dec 2018
Colorado Springs
Nielson Challenge
A monthly 2-mile run with a cool handicap algorithm.
Saturday1Dec 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday1Dec 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday1Dec 2018
Colorado Springs
Chasing Santa 5K
Santa Suit with your registration
Saturday1Dec 2018
Castle Rock
WinterFest 5k
The race will start and finish at Festival Park in Downtown Castle Rock
Sunday2Dec 2018
Fort Collins
Spring Park 6k Tortoise & Hare
All about anyone having the same ability to win the race
Sunday2Dec 2018
Denver
Rudolph Ramble 5K
Grab your running shoes and join the Rudolph Search & Rescue Team
Sunday2Dec 2018
Loveland
Jingle Bell Run
Be part of the largest holiday-themed 5K race series anywhere
Saturday8Dec 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday8Dec 2018
Fort Collins
Sweaty Sweater Race
Calling all Ugly Sweaters... We want to see your most hideous, outrageous, bulky and unforgettable UGLY sweater
Saturday8Dec 2018
Thornton
Thornton Winterfest 5K
Celebrate the spirit of the season with this unique event that is part of the magic of WinterFest
Saturday8Dec 2018
Westminster
Fa La La 1M, 5K, 10K, & Half Marathon
Superior events from start to finish
Saturday8Dec 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday8Dec 2018
Fountain
Jingle Bell 5K
Costumes are encouraged (and add to the fun of helping the Y strengthen our community!)
Saturday8Dec 2018
Denver
Sand Creek 5 Miler
Runners will compete over a 5 Mile distance on a course at the Bluff Lake Nature Center on the Sand Creek Greenway
Saturday8Dec 2018
Colorado Springs
Banning Lewis Ranch Santa Sprint
Celebrate the holiday season by joining us in the Santa Sprint 5k. Runners, walkers, and well behaved (leashed) dogs are encouraged to participate.
Saturday15Dec 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday15Dec 2018
Littleton
Santa Stampede
A flat and fast 5K and 10K held along the banks of the scenic South Platte River
Saturday15Dec 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday22Dec 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday22Dec 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday29Dec 2018
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday29Dec 2018
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
January 2019
Tuesday1Jan 2019
Arvada
Resolute Runner 5k
5k on new year's day
Saturday5Jan 2019
Colorado Springs
Nielson Challenge
A monthly 2-mile run with a cool handicap algorithm.
Saturday5Jan 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday5Jan 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday6Jan 2019
Highlands Ranch
Winter Highlands Ranch Six Pack Series #1
1 Mile or 5k
Saturday12Jan 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday12Jan 2019
Arvada
Polar Prowl 1M, 5K, 10K, & Half Marathon
Superior events from start to finish line
Saturday12Jan 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday13Jan 2019
Fort Collins
Fossil Creek Park 5k Tortoise & Hare
All about anyone having the same ability to win the race
Sunday13Jan 2019
Highlands Ranch
Winter Highlands Ranch Six Pack Series #2
2 Mile or 5k
Saturday19Jan 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday19Jan 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday20Jan 2019
Louisville
Arctic Prairie Dog Half, 10k & 5k
Prairie Dog Half
Saturday26Jan 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday26Jan 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday27Jan 2019
Highlands Ranch
Winter Highlands Ranch Six Pack Series #3
5k
February 2019
Saturday2Feb 2019
Colorado Springs
Nielson Challenge
A monthly 2-mile run with a cool handicap algorithm.
Saturday2Feb 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday2Feb 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday3Feb 2019
Fort Collins
Edora Park 8k Tortoise & Hare
All about anyone having the same ability to win the race
Sunday3Feb 2019
Highlands Ranch
Winter Highlands Ranch Six Pack Series #4
4 Mile or 5k
Saturday9Feb 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday9Feb 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday9Feb 2019
Arvada
Heart Throb Run 5k - Arvada
I'm a heart throb!
Saturday9Feb 2019
Longmont
Heart Throb Run 5k - Longmont
I'm a heart throb!
Saturday16Feb 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday16Feb 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday17Feb 2019
Highlands Ranch
Winter Highlands Ranch Six Pack Series #5
5 mile or 5k
Saturday23Feb 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday23Feb 2019
Lakewood
Mardi Crawl 1M, 5K, 10K & Half Marathon
Superior events from start to finish line
Saturday23Feb 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
March 2019
Saturday2Mar 2019
Colorado Springs
Nielson Challenge
A monthly 2-mile run with a cool handicap algorithm.
Saturday2Mar 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday2Mar 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday3Mar 2019
Fort Collins
Lee Martinez Park 10k Tortoise & Hare
All about anyone having the same ability to win the race
Sunday3Mar 2019
Highlands Ranch
Winter Highlands Ranch Six Pack Series #6
5k or 10k
Saturday9Mar 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday9Mar 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday16Mar 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday16Mar 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday16Mar 2019
Westminster
Erin Go Braugh 7.77k
Colorado's Luckiest Race!
Saturday23Mar 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday23Mar 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday24Mar 2019
Golden
Spring Fever 1M, 5K, 10K & Half Marathon
Superior events from start to finish.
Saturday30Mar 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday30Mar 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday31Mar 2019
Fort Collins
Cottonwood Glen Park 12k Tortoise & Hare
All about anyone having the same ability to win the race
April 2019
Saturday6Apr 2019
Colorado Springs
Nielson Challenge
A monthly 2-mile run with a cool handicap algorithm.
Saturday6Apr 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday6Apr 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday13Apr 2019
Westminster
Beat the Heat 1M, 5K, 10K, Half and Full Marathon
Superior events from start to finish line.
Saturday13Apr 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday13Apr 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday20Apr 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday20Apr 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday21Apr 2019
Colorado Springs
Hams and Hamstrings® 5K
Colorado's Easter Sunday 5K - every finisher gets a free mini Easter Ham
Saturday27Apr 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday27Apr 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
May 2019
Saturday4May 2019
Colorado Springs
Nielson Challenge
A monthly 2-mile run with a cool handicap algorithm.
Saturday4May 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday4May 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday11May 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday11May 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday12May 2019
Westminster
Colorado Women's Classic
#runclassy
Saturday18May 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday18May 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday25May 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday25May 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
June 2019
Saturday1Jun 2019
Colorado Springs
Nielson Challenge
A monthly 2-mile run with a cool handicap algorithm.
Saturday1Jun 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday1Jun 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Sunday2Jun 2019
Louisville
Colorado 13er
13er, 10k, 5k
Saturday8Jun 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday8Jun 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday15Jun 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday15Jun 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday22Jun 2019
Arvada
Summer Breeze 1M, 5K, 10K and Half Marathon
Superior events from start to finish line
Saturday22Jun 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday22Jun 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday29Jun 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday29Jun 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
July 2019
Thursday4Jul 2019
Longmont
Longmont Half and 5k
Walkers and Runners of all abilities welcome
Saturday6Jul 2019
Colorado Springs
Nielson Challenge
A monthly 2-mile run with a cool handicap algorithm.
Saturday6Jul 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday6Jul 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday13Jul 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday13Jul 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday20Jul 2019
Westminster
Dog Days 1M, 5K, 10K & Half Marathon
Superior events from start to finish line
Saturday20Jul 2019
Palmer Lake
Kickers For Kids Fun Run
0.82 Mile, 5K, 10K, 13.1, 26.2, 50K, 50 Mile, 100K, 3-Person 50 Mile Relay, 6-Person 50 Mile Relay
Saturday20Jul 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday20Jul 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday27Jul 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday27Jul 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
August 2019
Saturday3Aug 2019
Colorado Springs
Nielson Challenge
A monthly 2-mile run with a cool handicap algorithm.
Saturday3Aug 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday3Aug 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday10Aug 2019
Westminster
Holy Cow Trail Stampede 5k/10k
Trail Stampede!
Saturday10Aug 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday10Aug 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday17Aug 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday17Aug 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday24Aug 2019
Arvada
Runapalooza 1M, 5K, 10K and Half Marathon
Superior events from start to finish line.
Saturday24Aug 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday24Aug 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday31Aug 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday31Aug 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
September 2019
Sunday1Sep 2019
Colorado Springs
Flea Market Mile
Sunday1Sep 2019
Colorado Springs
Cheap 5K
Celebrate cheap Americana - and eat pancakes!
Saturday7Sep 2019
Aspen
Aspen parkrun
Weekly Free 5km Timed Run
Saturday7Sep 2019
Boulder
South Boulder Creek parkrun
Weekly Free 5km Timed Run
Saturday7Sep 2019
Colorado Springs
Nielson Challenge
A monthly 2-mile run with a cool handicap algorithm.
Saturday28Sep 2019
Haxtun
Haxtun Corn Festival 5K