September Races within 400 miles of Louisville, CO
Provo, UT
Provo 9/11 Day of Service Fun Run
Sep 9, 2023
Ability 1st Utah Run, Walk & Roll
Sep 21, 2024
Farmington, UT
Farmington Patriot Day 5K
Sep 9, 2023
Glenwood Springs, CO
Sunlight Showdown
Sep 22, 2024
Thornton, CO
RMRR Fall Marathon Training Series
Aug 27, 2023
Sep 24, 2023
Sep 10, 2023
RMRR Trophy Series - September
Sep 8, 2024
Amarillo, TX
Iwo Jima Flag Run
Sep 23, 2023
Greeley, CO
Superhero Event
Sep 21, 2024
Cody, WY
Buffalo Bill Cody Races
Sep 14, 2024
Denver, CO
Blue Shoe Run for Prostate Cancer
Sep 9, 2023
9/11 Heroes Run
Sep 10, 2023
Sentir Venezolano 5K Walk / Run
Sep 17, 2023
Roadrunners 5K
Sep 30, 2023
Roost Rebellion Relays
Sep 4, 2024
Sloan's Lake Search Party (SLSP)! Marathon Hourly Loop Race
Sep 7, 2024
Denver Rocks Run 5K/10K
Sep 8, 2024
Colorado Brewery Running Series
Sep 14, 2024
Denver 5K
Sep 14, 2024
Nun Run
Sep 15, 2024
Move Forward 5K & 10K
Sep 21, 2024
Cheyenne, WY
Cheyenne Schools Foundation - Run for 1
Sep 14, 2024
Crested Butte, CO
Emma Coburn's Elk Run 5K
Sep 30, 2023
Crested Butte Ultra
Sep 28, 2024
Colorado Springs, CO
Ruffin' Mudder
Sep 9, 2023
Be Ovary Aware 5K
Sep 17, 2023
Race Against Suicide
Sep 17, 2023
PPCC Take the Night Back
Sep 21, 2023
Nielson Two Mile Challenge
Mar 1, 2025
Apr 6, 2024
May 4, 2024
Jun 1, 2024
8 more
Orangetheory 5K at Labor Day Lift Off
Sep 1, 2024
Colorado Springs Marathon
Sep 28, 2024
Salt Lake City, UT
Pacific Health 5K
Sep 9, 2023
Avalaunch Gives Back 5K and Family Mascot Fun Run
Sep 30, 2023
Craft Pub Runners Fall 5K
Sep 14, 2024
REVEL Big Cottonwood
Sep 14, 2024
Range 2 River Relay
Sep 21, 2024
U Alumni Scholarship 5K
Sep 21, 2024
Durango, CO
Lake Nighthorse Triathlon
Sep 9, 2023
Mountain Marmot Trail Run
Sep 23, 2023
Valkyrie Multisport Relay
Sep 14, 2024
Idaho Springs, CO
Flaming Foliage Relay
Sep 6, 2024
Park City, UT
Women's Epic 10K at Deer Valley Resort
Sep 28, 2024
Grand Junction, CO
Spirit of the Valley 5K
Sep 14, 2024
Woodland Park, CO
Pony Express Run
Sep 22, 2024
Syracuse, UT
Brineman Triathlon
Sep 6, 2024
Ephraim, UT
Stroller Strut 5K
Sep 16, 2023
Golden, CO
Golden Gallop
Sep 22, 2024
Georgetown, CO
Colorado Brewery Running Series
Sep 28, 2024
Spearfish, SD
Sundance to Spearfish Marathon
Sep 8, 2024
Spearfish Beer Run
Sep 15, 2024
Old Baldy Run
Sep 22, 2024
Steamboat Springs, CO
10K at 10,000 Feet Trail Run
Sep 1, 2024
Run Rabbit Run
Sep 14, 2024
Sep 13, 2024
Emerald Mountain Trail Run
Sep 28, 2024
Springville, UT
Angels and Devils 5K
Sep 30, 2023
Buena Vista, CO
Flaming Foliage Relay
Sep 6, 2024
Trail Sisters Women's Half Marathon
Sep 14, 2024
Autumn Run
Sep 21, 2024
West Line Winder
Sep 28, 2024
14er Fest Races
Sep 29, 2024
Deadwood, SD
Black Hills Veteran March
Sep 21, 2024
Manitou Springs, CO
Pikes Peak Ascent and Marathon
Sep 22, 2024 - Marathon
Sep 21, 2024 - Ascent
Louisville, CO
Louisville Trail Race
Sep 28, 2024
Albuquerque, NM
TyRUNnosaurus 5K
Sep 17, 2023
HERo Run
Sep 30, 2023
Chips & Salsa Half Marathon
Sep 8, 2024
New Mexico Heart Walk & 5K Run
Sep 14, 2024
Lobo Cancer Challenge
Sep 28, 2024
Gunnison, UT
Gut Check
Sep 7, 2024
Castle Rock, CO
Tri the Rock
Sep 8, 2024
Marquette, KS
Horsethief Canyon Trail Run
Sep 9, 2023
Nederland, CO
Ned Ned Run
Sep 9, 2023
Lake Tanglewood, TX
Tri To Make A Difference - Sprint Triathlon
Sep 9, 2023
Broomfield, CO
Jag Jog 5K
Sep 14, 2024
Miner Gold Rush
Sep 28, 2024
Runway 5K Run for the Angels
Sep 28, 2024
Santa Fe, NM
Santa Fe International Half Marathon
Sep 15, 2024
Casper, WY
TaTa Trot
Sep 30, 2023
T-Bird Trek
Sep 8, 2024
Wellsville, UT
Wellsville Founders Day Fun Run
Sep 2, 2024
Marble, CO
Lead King Loop Charity Race
Sep 15, 2024
Spanish Fork, UT
Addict II Athlete 5K
Sep 2, 2024
Bountiful, UT
South Davis Labor Day Triathlon
Sep 2, 2024
Aspen, CO
Golden Leaf Half Marathon
Sep 23, 2023
Aspen parkrun
Mar 23, 2024
Mar 30, 2024
Apr 6, 2024
Apr 13, 2024
48 more
Highlands Ranch, CO
BackCountry 5K
Sep 17, 2023
Jackson Hole, WY
Old Bill's Fun Run
Sep 7, 2024
Jackson Hole Marathon
Sep 28, 2024
Littleton, CO
Lions Roar 5K
Sep 17, 2023
Lookin For A Cure Denver
Sep 23, 2023
Second Wind Walk/Run
Sep 24, 2023
HRCA Oktoberfest 5K
Sep 14, 2024
Flyin' Lion 5K
Sep 15, 2024
Miles 4 Madison 5K
Sep 21, 2024
HRCA Wildcat Mountain Trail Races
Sep 28, 2024
Frisco, CO
Run the Rockies Half Marathon
Sep 21, 2024
South Jordan, UT
Sound of Hope 5K
Sep 14, 2024
Jordan River Half Marathon
Sep 28, 2024
Ogden, UT
JWR Protect and Serve Run
Sep 23, 2023
Pinedale, WY
Pinedale Half Marathon & 10K
Sep 21, 2024
Los Alamos, NM
til Valhalla 5K
Sep 14, 2024
Arvada, CO
Lisa Nelson's Mustang Stampede
Sep 16, 2023
Run With The Wolves
Sep 17, 2023
Forge 5K
Sep 30, 2023
Ouray, CO
Imogene Pass Run
Sep 7, 2024
Estes Park, CO
Rut Run 5K
Sep 28, 2024
Boulder, CO
South Boulder Creek parkrun
Mar 23, 2024
Mar 30, 2024
Apr 6, 2024
Apr 13, 2024
48 more
Harvest Moon Long Course Triathlon
Sep 7, 2024
Boulderthon: Downtown Boulder Marathon
Sep 29, 2024
Huntsville, UT
Huntsville Utah Marathon
Sep 21, 2024
Copper Mountain, CO
Summit Up Trail Run
Sep 9, 2023
Draper, UT
Fallen Officer Memorial Run
Sep 9, 2023
Coyote Hollow 5K
Sep 9, 2024
Corner Canyon Half Marathon
Sep 21, 2024
Corner Canyon Half Marathon
Sep 21, 2024
Brighton, CO
Gummball 5K
Sep 16, 2023
Adams Half & 5K
Sep 17, 2023
Breckenridge, CO
Breck Crest Mountain Marathon
Sep 3, 2023
Grants, NM
Mt. Taylor 50K
Sep 28, 2024
Lafayette, CO
Waneka Classic
Sep 9, 2023
Lone Tree, CO
For a City 5K
Sep 16, 2023
Morrison, CO
RRCC Front Nine 5K
Sep 15, 2024
Pagosa Springs, CO
Mountain Chile Cha Cha Trail Races
Sep 23, 2023
West Jordan, UT
Witch Run
Sep 28, 2024
Ridgway, CO
John Wayne Grit Series
Sep 21, 2024
Wheat Ridge, CO
Farmers 5000
Sep 15, 2024
Telluride, CO
Blisters & Brews 5K
Sep 14, 2023
Imogene Pass Run
Sep 7, 2024
Deep Creek Trail Half Marathon
Sep 28, 2024
Windsor, CO
Windsor Wiesn Mile and 5 Mile
Sep 23, 2023
Greenwood Village, CO
Tri-Our-Village Youth Triathlon
Sep 10, 2023
Selian 5K
Sep 16, 2023
Sundance, WY
Sundance to Spearfish Marathon
Sep 8, 2024
Bellvue, CO
Black Squirrel Half Marathon
Sep 7, 2024
Sturgis, SD
7th Cavalry Trail Run
Sep 14, 2024
Lakewood, CO
Bark & Brew 5K
Sep 9, 2023
Tiger Prowl
Sep 10, 2023
Lakewood Trail Series
Sep 4, 2024
Sep 11, 2024
Sep 18, 2024
Sep 25, 2024
Littlefoot Triathlon
Sep 7, 2024
Bear Chase Race - Half Marathon & 10K
Sep 29, 2024
Sep 28, 2024
Montrose, CO
Black Canyon Triathlon
Sep 28, 2024
Mapleton, UT
Moonlight Half Marathon
Sep 13, 2024
Canon City, CO
Wine Run 5K at Holy Cross Abbey
Sep 1, 2024
Kaysville, UT
Wasatch Front 100 Mile Endurance Run
Sep 6, 2024
Commerce City, CO
Night Nation Run - Denver
Sep 28, 2024
Herriman, UT
Rose Canyon 5K
Sep 30, 2024
Taos Ski Valley, NM
Bull Of The Woods Trail Race
Sep 14, 2024
North Platte, NE
Doggy Dash 5K
Sep 7, 2024
Autumn River Run
Sep 14, 2024
Palmer Lake, CO
24 Hours of Palmer Lake
Sep 28, 2024
Woods Landing, WY
Jelm Mountain Run
Sep 23, 2023
Holladay, UT
Run for the Nuns
Sep 17, 2023
Corrales, NM
Corrales Ditch Run
Sep 22, 2024
Sandy, UT
Midnight Moon 5K
Sep 20, 2024
Gillette, WY
Memory of the 8
Sep 16, 2023
Beaver Creek, CO
The bRUNch Trail Run
Sep 17, 2023
Sterling, CO
Center of the Nation Series - Day 1
Sep 30, 2024
Monument, CO
Run4Hope 5K for Schools
Sep 21, 2024
Keystone, CO
Cirque Series - Arapahoe Basin
Sep 7, 2024
Saratoga Springs, UT
Race for Heroes 5K
Sep 14, 2024
Farmington, NM
Totah Festival River Run Series
Sep 3, 2023
North Salt Lake, UT
Run to Stop Traffick
Sep 21, 2024
Wolf, WY
Wolf Creek Wrangle
Sep 21, 2024
Bayfield, CO
Bayfield Heritage Days 5K
Sep 28, 2024
Empire, CO
Devil on the Divide
Sep 7, 2024
Beulah, CO
Beulah Challenge
Sep 21, 2024
Scottsbluff, NE
Monument Marathon
Sep 28, 2024
Richfield, UT
Crimson Canyons Ultra
Sep 21, 2024
Minneapolis, KS
Rock the Park 5K
Sep 23, 2023
Custer, SD
Wildlife Loop Triathlon
Sep 7, 2024
Window Rock, AZ
Navajo Code Talker 10K
Sep 8, 2024
Minturn, CO
Meadowgold Trail Run
Sep 14, 2024
Saint Charles, ID
Bear Lake Brawl Triathlon
Sep 14, 2024
Sylvan Grove, KS
Hell Creek 100
Sep 28, 2024
Aurora, NE
Freedom Run
Sep 9, 2023
Hooper, UT
Hooper Tomato Days 5K
Sep 2, 2023
Fullerton, NE
Cinnamon Bun Fun Run
Sep 30, 2023
Fort Collins, CO
Beef Sticks for Backpacks 5K Run/Walk
Sep 24, 2023
Fall Equinox Marathon
Sep 22, 2024
Deckers, CO
Battle by the Brook
Sep 21, 2024
Bluebell, UT
Lose Yourself Fun Run
Sep 23, 2023
Frederick, CO
Miner's Day 5K
Sep 16, 2023
Keystone, SD
Mount Rushmore Half Marathon
Sep 21, 2024
Smith Center, KS
Race to the Center Half Marathon
Sep 14, 2024
South Pass City, WY
Run The Red Desert
Sep 28, 2024
La Salle, CO
Cerus Fitness Festival
Sep 14, 2024
Nathrop, CO
Sawatch Ascent
Sep 29, 2024
Potter, NE
Potter Days 5K Color Run
Sep 2, 2023
Red Feather Lakes, CO
Lederhosen Run
Sep 23, 2023
Red Feather Trail Jamboree
Sep 21, 2024
Sep 20, 2024
Sep 22, 2024
Axtell, NE
Road Warriors Oktoberfest 5K
Sep 30, 2023
Jamestown, CO
Calarat Challenge Trail Running Festival
Sep 3, 2023
Byron, NE
Chris Eitzmann Memorial 5K
Sep 2, 2023
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
Event Category
Click Here to find out what Classic, Multisport, and Variety mean.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
1. 10K at 10,000 Feet Trail Run
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Sep 1, 2024Sunday
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10K, 5K trail run
More Information
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Steamboat Springs, CO
96 miles point to pointRoutt County, CO
2. Orangetheory 5K at Labor Day Lift Off
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Sep 1, 2024Sunday
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5K run
More Information
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Colorado Springs, CO
80 miles point to pointEl Paso County, CO
3. Wine Run 5K at Holy Cross Abbey
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Sep 1, 2024Sunday
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5K run
More Information
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Canon City, CO
106 miles point to pointFremont County, CO
4. Addict II Athlete 5K
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Sep 2, 2024Monday
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5K run
More Information
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Spanish Fork, UT
346 miles point to pointUtah County, UT
5. Chris Eitzmann Memorial 5K
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Past DateSep 2, 2023Saturday
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5K run
More Information
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Byron, NE
390 miles point to pointThayer County, NE
6. Hooper Tomato Days 5K
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Past DateSep 2, 2023Saturday
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5K run
More Information
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Hooper, UT
379 miles point to pointWeber County, UT
7. Labor Day Half Marathon
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Sep 2, 2024Monday
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13.1M, 10K, 5K run
More Information
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Parker, CO
37 miles point to pointDouglas County, CO
8. Potter Days 5K Color Run
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Past DateSep 2, 2023Saturday
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5K novelty run
More Information
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Potter, NE
129 miles point to pointCheyenne County, NE
9. South Davis Labor Day Triathlon
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Sep 2, 2024Monday
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sprint, supersprint triathlon
More Information
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Bountiful, UT
363 miles point to pointDavis County, UT
10. Wellsville Founders Day Fun Run
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Sep 2, 2024Monday
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10K, 5K, 1M run
More Information
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Wellsville, UT
378 miles point to pointCache County, UT
11. Breck Crest Mountain Marathon
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Past DateSep 3, 2023Sunday
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23M, 13.1M, 10K trail run
More Information
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Breckenridge, CO
59 miles point to pointSummit County, CO
12. Calarat Challenge Trail Running Festival
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Past DateSep 3, 2023Sunday
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13.1M, 10K, 5K trail run | kids run
More Information
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Jamestown, CO
17 miles point to pointBoulder County, CO
13. Totah Festival River Run Series
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Past DateSep 3, 2023Sunday
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10K, 5K run
More Information
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Farmington, NM
278 miles point to pointSan Juan County, NM
14. Lakewood Trail Series
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Sep 4, 2024Wednesday
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7M, 4M trail run
More Information
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Lakewood, CO
19 miles point to pointJefferson County, CO
15. Payson Onion Days 10K/5K
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Past DateSep 4, 2023Monday
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10K, 5K run
More Information
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Payson, UT
350 miles point to pointUtah County, UT
16. Roost Rebellion Relays
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Sep 4, 2024Wednesday
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4M relay
More Information
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Denver, CO
18 miles point to pointDenver County, CO
17. Brineman Triathlon
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Sep 6, 2024Friday
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half, olympic, sprint triathlon | 10K run
More Information
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Syracuse, UT
375 miles point to pointDavis County, UT
18. Flaming Foliage Relay
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Sep 6, 2024Friday
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160M relay
More Information
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startIdaho Springs, CO26 miles point to pointfinishBuena Vista, CO95 miles point to pointClear Creek County, COChaffee County, CO
19. Flaming Foliage Relay
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Sep 6, 2024Friday
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160M relay
More Information
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startIdaho Springs, CO26 miles point to pointfinishBuena Vista, CO95 miles point to pointClear Creek County, COChaffee County, CO
20. Wasatch Front 100 Mile Endurance Run
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Sep 6, 2024Friday
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100M run
More Information
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Kaysville, UT
368 miles point to pointDavis County, UT
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.