Colorado

Colorado Race Calendar — All Events

(As of Tuesday, April 23, 2019) Print VersionPrint  For event listing corrections, please contact us.
Date Event Location
Sat., 4/27/19
Aims Community College Aardvark 5k/2k Fun Run
Run
Register Now!Register
Aims Community College
Greeley, CO
Sat., 4/27/19
Bash The Bluffs 5k
Run
Register Now!Register
UCCS Recreation and Wellness Center
Colorado Springs, CO
Sat., 4/27/19
Donut Dash 5K/10K
Run
Register Now!Register
Denver, CO
Sat., 4/27/19
Fast and Furriest 5K
Run
Register Now!Register
CSU Oval
Fort Collins, CO
Sat., 4/27/19
Fast and the Furriest 5K
Run
Register Now!Register
CSU Oval
Fort Collins, CO
Sat., 4/27/19
Runs With Scissors Races
Run
Register Now!Register
Brighton, CO
Sat., 4/27/19
Twin Silo Sprint 5k
Run
Register Now!Register
Fossil Ridge High School
Fort Collins, CO
Sat., 4/27/19
Westminster Trail Half, 10K, 5K
Run
Register Now!Register
Wayne Carle Middle School
Westminster, CO
Sat., 5/4/19
Be Kind to your Mind 5K & 10K
Run
Register Now!Register
Denver, CO
Sat., 5/4/19
Bob Turner Classic 5K Run/Walk
Run
Register Now!Register
Turner Middle School
Berthoud, CO
Sat., 5/4/19
Greenland Trail 50K, 25K, 8M, 4M
Run
Register Now!Register
Larkspur, CO
Sat., 5/4/19
May Day 5K Run/Walk
Run
Register Now!Register
Fort Lupton Recreation & Parks Department
Fort Lupton, CO
Sat., 5/4/19
May the 4th Be With You
Run
Register Now!Register
Denver, CO
Sat., 5/4/19
Silt Historical Park Hobble
Run
Register Now!Register
Rifle Recreation Department
Rifle, CO
Sun., 5/5/19
Grateful for Nurses 5K & 10K
Run
Register Now!Register
Denver, CO
Sun., 5/5/19
Race Across Wales
Run
Register Now!Register
Denver, CO
Fri., 5/10/19
May the Lord Be With You
Run
Register Now!Register
Denver, CO
Sat., 5/11/19
Carbon Valley Half Marathon & 5K
Run
Register Now!Register
Firestone Regional Sports Complex
Firestone, CO
Sat., 5/11/19
7:00 AM
Desert RATS MTB Classic
50K Mountain Biking, 100K Mountain Biking
Rabbit Valley Trailhead
Fruita, CO
Sat., 5/11/19
9:00 AM
Oh, Fudge! 5K
5K Run
Great Lawn Park, Lowry (Denver)
Denver, CO
Sat., 5/11/19
7:30 AM
Rabbit Valley Half Marathon
Half Marathon Run
Rabbit Valley Trailhead
Fruita, CO
Sun., 5/12/19
8:00 AM
Colorado Women's Classic
10 Mile Run, 10K Run, 5K Run
Register Now!Register
Westminster Promenade Terrace
Westminster, CO
Thu., 5/16/19
Experience CO Horseshoe Trail GSSP Hike
Run
Register Now!Register
Wulf Recreation Center
Evergreen, CO
Fri., 5/17/19
First Responders 5K & 10K
Run
Register Now!Register
Denver, CO
Sat., 5/18/19
Boneyard Boogie
Run
Register Now!Register
Eagle, CO
Sat., 5/18/19
Elk Meadow 10k Trail Race
Run
Register Now!Register
Buchanan Park Recreation Center
Evergreen, CO
Sat., 5/18/19
Elk Meadow 5k Trail Race
Run
Register Now!Register
Buchanan Park Recreation Center
Evergreen, CO
Sat., 5/18/19
Evergreen Trail Race Series (Package of 4)
Run
Register Now!Register
Buchanan Park Recreation Center
Evergreen, CO
Sat., 5/18/19
Evergreen Trail Race Series (Package of 5)
Run
Register Now!Register
Buchanan Park Recreation Center
Evergreen, CO
Sat., 5/18/19
Greater Love 1 Mile, 5K, 10K, 13.1, 26.2
Run
Register Now!Register
Denver, CO
Sat., 5/18/19
8:00 AM
Run Wild 5K Fund Run
5K Run
Legacy Academy
Elizabeth, CO
Sat., 5/18/19
Valor Run
Run
Register Now!Register
Memorial Park
Colorado Springs, CO
Sun., 5/19/19
Baby Steps and Baby Wings
Run
Register Now!Register
Denver, CO
Sun., 5/19/19
Geek Day 5K & 10K
Run
Register Now!Register
Denver, CO
Sat., 5/25/19
Memorial Day 1 Mile, 5K, 10K
Run
Register Now!Register
Denver, CO
Sun., 5/26/19
Memorial weekend Brew run, walk and ruck
Run
Register Now!Register
Grist Brewing
Highlands Ranch, CO
Mon., 5/27/19
8:00 AM
Colorado Run
10K Run
Spring Canyon Park
Fort Collins, CO
Thu., 5/30/19
Foster Love 5K & 10K
Run
Register Now!Register
Denver, CO
Sat., 6/1/19
Barr Lake Half Marathon and 10K
Run
Register Now!Register
Barr Lake State Park (Nature Center)
Brighton, CO
Sat., 6/1/19
Run for Habitat 5K
Run
Register Now!Register
Fickel Park
Berthoud, CO
Sat., 6/1/19
9:00 AM
Wellderness Weekend - Active By Nature 6k and 10k
10K Run, 6K Run
The Ridgeline Hotel
Estes Park, CO
Sun., 6/2/19
1st Responder Color Run/Walk 5k
Run
Register Now!Register
Warrior Kit
Pueblo, CO
Sun., 6/2/19
Boulder Rez Half Marathon, 10K & 5K Run
Run
Register Now!Register
Boulder Reservoir
Boulder, CO
Sun., 6/2/19
CO Run/Walk to Fight LE & LD
Run
Register Now!Register
Sloan's Lake Park-Denver
Denver, CO
Sun., 6/2/19
6:00 AM
Colorado 13er
Half Marathon (13er) Run, 10K Run, 5K Run
Register Now!Register
Home Depot
Louisville, CO
Sun., 6/2/19
Ute Mountain Ute Beardance Run
Run
Register Now!Register
Towaoc, CO
Thu., 6/6/19
8:00 AM
GoPro Mountain Games
5K, 10K, Mud Run, Dog Run, and Hill Climb Run, Mountain Biking, Road Biking, and Relay Mountain Biking
Vail Mountain
Vail, CO
Sat., 6/8/19
Basalt Half Marathon
Run
Register Now!Register
Lion's Park
Basalt, CO
Sat., 6/8/19
Huajatolla Heritage Festival 5K
Run
Register Now!Register
Francisco Fort Capps Building
La Veta, CO
Sat., 6/8/19
Rockin For Recovery 5k, 10k, and Kids 1 Mile
Run
Register Now!Register
Boardwalk Park
Windsor, CO
Sun., 6/9/19
2019 Colorado Rockies Home Run 5K
Run
Register Now!Register
Coors Field
Denver, CO
Wed., 6/12/19
6:00 PM
Summit Trail Running Series Race #1 Morning Thunder

Breckenridge, CO
Thu., 6/13/19
5:30 PM
Summer Six Pack Series (Westminster) Series of 6 events
5K Run, 1 Mile Run
Register Now!Register
Westbrook Park
Westminster, CO
Sat., 6/15/19
Eagle Half Marathon and 10k
Run
Register Now!Register
Brush Creek Elementary School
Eagle, CO
Sat., 6/15/19
8:00 AM
Rock N Run 5K
5K Fun Run/Walk
Register Now!Register
Jeffco Stadium
Lakewood, CO
Sat., 6/15/19
7:30 AM
Run For The Sun 5K
5K Run
Confluence SBC
Lafayette, CO
Sun., 6/16/19
8:00 AM
Father's Day 5k
5K Run
The Shops at Foothills
Fort Collins, CO
Sun., 6/16/19
7:00 AM
Father's Day Classic 10k/5k
Manly Mile Run, 1 Mile Fun Run/Walk, 5K Run, 10K Run
Register Now!Register
Apex Center
Arvada, CO
Sat., 6/22/19
2nd Annual 5k Fun Run
Run
Register Now!Register
Snowmass Club
Snowmass, CO
Sat., 6/22/19
7:00 AM
All-Out Summer Breeze 1M, 5K, 10K and Half Marathon
Half Marathon Run, 10K Run, 5K Run, 1 Mile Run
Stenger Soccer Complex
Arvada, CO
Sat., 6/22/19
Mountain Ridge Trail Half Marathon and 10K
Run
Register Now!Register
Mountain Ridge Middle School
Highlands Ranch, CO
Sat., 6/22/19
8:15 PM
Running Wild 5K and 1-Mile Fun Run
5K Run, 1 Mile Fun Run/Walk
Regis University
Denver, CO
Sat., 6/22/19
Summer Solstice 5k and 10k
Run
Register Now!Register
Creekside Park
Beaver Creek, CO
Wed., 6/26/19
6:00 PM
Summit Trail Running Series Race #2 French Gulch
5K and 8K Ultra/Trail
Breckenridge, CO
Thu., 7/4/19
7:00 AM
Breckenridge Independence Day 10K
10K Ultra/Trail
Carter Park
Breckenridge, CO
Thu., 7/4/19
8:00 AM
FireKracker 5k
5K Run, Elite 5K Run
City Park
Fort Collins, CO
Thu., 7/4/19
7:00 AM
Let Freedom Run 5k/10k
1 Mile Fun Run/Walk, 5K Run, 10K Run
Register Now!Register
Louisville Senior and Recreation Center
Louisville, CO
Thu., 7/4/19
6:00 AM
Longmont Half and 5k
Half Marathon Run, 5K Run
Register Now!Register
Sandstone Ranch Park
Longmont, CO
Wed., 7/10/19
6:00 PM
Summit Trail Running Series Race #3 Baker's Tank
7K and 11K Ultra/Trail
Breckenridge, CO
Sat., 7/20/19
7:00 AM
All-Out Dog Days 1M, 5K, 10K and Half Marathon
Half Marathon Run, 10K Run, 5K Run, 1 Mile Run
Westminster City Park
Westminster, CO
Sat., 7/20/19
6:00 AM
Summer Splash Prairie Dog Half, 10k, 5k
Half Marathon Run, 10K Run, 5K Run
Register Now!Register
Castle View High School
Castle Rock, CO
Wed., 7/24/19
6:00 PM
Summit Trail Running Series Race #4 Horseshoe Gulch
6K and 14K Ultra/Trail
Breckenridge, CO
Sat., 7/27/19
6:00 AM
Fort Collins Human Race
Half Marathon Run, 10K Run, 5K Run
Civic Center Park
Fort Collins, CO
Wed., 8/7/19
6:00 PM
Summit Trail Running Series Race #5 Gold Run Trail Head
7K and 11K Ultra/Trail
Breckenridge, CO
Sat., 8/10/19
7:00 AM
Holy Cow Trail Stampede 5k/10k
10 Mile Run, 10K Run, 5K Run
Register Now!Register
Christopher Fields
Westminster, CO
Sat., 8/10/19
9:00 AM
Rugged Maniac 5k Obstacle Race
5K Run
Register Now!Register
Thunder Valley Motocross Park
Lakewood, CO
Wed., 8/14/19
6:00 PM
Summit Trail Running Series Race #6 Carter Park
8K and 14K Ultra/Trail
Breckenridge, CO
Sat., 8/17/19
7:00 AM
Just Peachy Run Races
10K Run, 5K Run, Kids 1K Run
Palisade Riverbend Park
Palisade, CO
Sat., 8/24/19
7:00 AM
All-Out Runapalooza 1M, 5K, 10K and Half Marathon
Half Marathon Run, 10K Run, 5K Run, 1 Mile Run
Arvada, CO
Sun., 8/25/19
7:30 AM
Erie Half and 5k
5K Run, Half Marathon Run
Register Now!Register
Reliance Park
Erie, CO
Sat., 9/7/19
8:00 AM
Breckenridge Oktoberfest 5K Trail Run
5K Ultra/Trail
Breckenridge, CO
Sat., 9/7/19
7:00 AM
Mountain RATS
50K Run, Marathon Run, Half Marathon Run, 5K Run
Color Coffee Roasters
Eagle, CO
Sat., 9/14/19
9:00 AM
Falling Leaves 7K
7K Ultra/Trail
Stephen C West Ice Arena
Breckenridge, CO
Sat., 9/14/19
9:00 AM
The Denver 5k
5K Run
Register Now!Register
Sloan Lake
Denver, CO
Sun., 9/15/19
8:00 AM
Women's Run Series - Denver
Half Marathon Run, 10K Run, 5K Run
Register Now!Register
North Area Athletic Complex
Arvada, CO
Sat., 9/21/19
7:30 AM
All-Out Fallfest 1M, 5K, 10K, Half and Full Marathon
Marathon Run, Full Marathon Run, 10K Run, 5K Run
Church Ranch Office Park
Westminster, CO
Sun., 9/22/19
6:30 AM
Fall Equinox Half Marathon & 5 Mile
Half Marathon Run, 5 Mile Run
Poudre Canyon
Fort Collins, CO
Sat., 9/28/19
8:00 AM
The Pioneer Prairie Dog Half, 10k and 5k
Half Marathon Run, 10K Run, 5K Run
Register Now!Register
Westminster Promenade Terrace
Westminster, CO
Sat., 10/5/19
7:30 AM
Long View Marathon & Half Marathon
Marathon Run, Half Marathon Run
Register Now!Register
City Park
Fort Collins, CO
Sun., 10/6/19
8:00 AM
Costumed K9 Canter 5k and 1 Mile Fun Run
5K Run, 1 Mile Run
Register Now!Register
Westminster City Park
Westminster, CO
Sat., 10/19/19
7:30 AM
The Great Trailhead Footrace
10 Mile Run, 5K Run
Register Now!Register
Bear Creek Lake Park
Morrison, CO
Sun., 10/27/19
9:00 AM
All-Out Kooky-Spooky 1M, 5K, 10K and Half Marathon
Half Marathon Run, 10K Run, 5K Run, 1M Run
North Area Athletic Complex
Golden, CO
Sun., 10/27/19
8:00 AM
Westy Half and 5k
Half Marathon Run, 5K Run
Register Now!Register
Westminster Promenade Terrace
Westminster, CO
Sat., 11/23/19
9:00 AM
10k Turkey Trek, 5k and 2k
10K Run, 5K Run, 2K Run
Register Now!Register
Long Lake Regional Park
Arvada, CO
Thu., 11/28/19
9:00 AM
Broomfield Turkey Day 5k/10k
10K Run, 5K Run
Register Now!Register
Broomfield County Commons
Broomfield, CO
Sat., 12/7/19
9:00 AM
All-Out Fa La La 1M, 5K, 10K and Half Marathon
Half Marathon Run, 10K Run, 5K Run, 1 Mile Run
Westminster City Park
Westminster, CO
Sat., 12/7/19
9:00 AM
Sweaty Sweater
4 Mile Run
The Biergarten at Anhueser Busch
Fort Collins, CO
Wed., 1/1/20
10:00 AM
Resolute Runner 5k
5K Run
Memorial Park
Arvada, CO
Sat., 1/11/20
9:00 AM
All-Out Polar Prowl 1M, 5K, 10K & Half Marathon
Half Marathon Run, 10K Run, 5K Run, 1 Mile Run
Stenger Soccer Complex
Arvada, CO
Sun., 1/19/20
8:00 AM
Arctic Prairie Dog Half, 10k and 5k
Half Marathon Run, 10K Run, 5K Run
Register Now!Register
Coal Creek Golf Course
Louisville, CO
Sat., 2/15/20
10:00 AM
Heart Throb Run 5k - Arvada
5K Run
Register Now!Register
Memorial Park
Arvada, CO
Sat., 2/15/20
10:00 AM
Heart Throb Run 5k - Longmont
5K Run
Register Now!Register
Sandstone Ranch Park
Longmont, CO
Sat., 2/22/20
9:00 AM
All-Out Mardi Crawl 1M, 5K, 10K, and Half Marathon
Half Marathon Run, 10K Run, 5K Run, 1 Mile Run
Bear Creek Lake Park
Lakewood, CO
Sat., 3/14/20
9:00 AM
Erin Go Braugh 7.77k
7.77K Run
Register Now!Register
Westminster Promenade Terrace
Westminster, CO
Sun., 3/22/20
9:00 AM
All-Out Spring Fever 1M, 5K, 10K, and Half Marathon
Half Marathon Run, 10K Run, 5K Run, 1 Mile Run
NAAC Stadium
Golden, CO
Want to know your pace? Check out our Pace Calculator.
>> Return to top of page
Powered by ACTIVE