USA 100K Races

Here you can find upcoming 100K races in the USA. Use filters to quickly find races by state, or month.

More races: USA Running Calendar

Date RaceDistanceLocationhf:tax:statehf:tax:monthandyearhf:tax:typerace
05/11/2024Secret Beach 100K/50M100K, 50KGold Beach ORoregon05-maytrail
06/01/2024Cool Moon 100 Mile Endurance Run100K, 100M, 11.5M, 13.5M, 25M, 50M, 5KCool CAcalifornia06-junetrail
06/01/2024Lake to Ocean 100K100KPort Mayaka FLflorida06-junetrail
06/01/2024Hell Hole Hundred100K, 100M, 140.6M, 16M, 212M, 50K, 50MBethera SCsouth-carolina06-junetrail
06/01/2024Yankee Springs Trail Run100K, 10K, 25K, 50KMiddleville MImichigan06-junetrail
06/01/2024The Great Divide Ultra100K, 100M, 25K, 50KDivide COcolorado06-junetrail
06/01/2024The Loco Go Big or Go Home Challenge100K, 100M, 10K, 13.1M, 50K, 5KButte Meadows CAcalifornia06-junetrail
06/08/2024Point Mugu Trail Races100K, 30K, 50K, 50MMalibu CAcalifornia06-junetrail
06/08/2024Kettle Moraine 100100K, 100M, 38M, 50KLaGrange WIwisconsin06-junetrail
06/08/2024Kaniksu 50100K, 13.1M, 29K, 50K, 50MFrater Lake WAwashington06-junetrail
06/21/2024Orange Curtain100K, 10K, 12H, 24H, 26.2M, 50KCerritos CAcalifornia06-juneroadrace
06/22/2024Under the Moon Ultra100K, 25K, 50KHilo HIhawaii06-junetrail
06/22/2024Ring the Springs100K, 100M, 25K, 50KColorado Springs COcolorado06-junetrail
07/12/2024Silverheels Trail Runs100K, 100M, 10M, 18M, 50M, 60KComo COcolorado07-julytrail
07/13/2024Ironstone 100K Ultra100KHollidaysburg PApennsylvania07-julytrail
07/13/2024Vero Beach Octopus Ultra100K, 100M, 50K, 50MVero Beach FLflorida07-julytrail
07/13/2024Tale of Two Trails100K, 10M, 20M, 40MShawnee KSkansas07-julytrail
07/13/2024Siskiyou Out Back Running Festival100K, 15K, 50K, 50MAshland ORoregon07-julytrail
07/13/2024Beaverhead Endurance Runs100K, 55KSalmon IDidaho07-julytrail
07/20/2024Big Butts Trail100K, 25K, 50KJackson MSmississippi07-julytrail
07/21/2024Denali135100K, 135M, 50KPaxson AKalaska07-julyroadrace
07/27/2024Tushars Mountain Runs100K, 13.1M, 26.2M, 70KBeaver UTutah07-julytrail
08/03/2024Kat’cina Mosa 100K Mountain Run100KSpringville UTutah08-augusttrail
08/03/2024Waldo 100K100KOakridge ORoregon08-augusttrail
08/03/2024Kirkwood’s Ultras100K, 13.1M, 25K, 26.2M, 46M, 50KKirkwood CAcalifornia08-augusttrail
08/03/2024Badger Trail Races100K, 100M, 13.1M, 26.2M, 50K, 50MBelleville WIwisconsin08-augusttrail
08/17/2024Bad Dawg Trail100K, 12M, 50K, 50MWaynesville MOmissouri08-augusttrail
08/17/2024Olympic Mountains Trail Races100K, 25K, 50KQuilcene WAwashington08-augusttrail
08/24/2024Twisted Branch Trail Run100KNaples NYnew-york08-augusttrail
08/31/2024Blue Heron Hundreds100K, 100M, 26.2M, 40MMooresville ALalabama08-augusttrail
08/31/2024Wildcat Ultras100K, 100M, 15M, 50K, 50MPensacola FLflorida08-augusttrail
08/31/2024Temptation 200 Ultras100K, 10K, 150K, 200K, 50KForest City ILillinois08-augusttrail
08/31/2024Booneville Backroads Ultra100K, 100M, 10K, 50KBooneville IAiowa08-augusttrail
09/07/2024Iron Will 100100K, 100M, 36H, 50K, 50MJunction City KSkansas09-septembertrail
09/07/2024Hurricane 100K100KHurricane WVwest-virginia09-septembertrail
09/07/2024Pine Creek Challenge100K, 100M, 26.2M, 50MWellsboro PApennsylvania09-septembertrail
09/07/2024Run Woodstock100K, 100M, 13.1M, 26.2M, 50K, 50M, 5MGregory MImichigan09-septembertrail
09/14/2024Virgil Crest Ultras100K, 100M, 50K, 50MCortland NYnew-york09-septembertrail
09/14/2024Boulder Field 100100K, 18M, 50KJim Thorpe PApennsylvania09-septembertrail
09/14/2024Plain Endurance Runs100K, 100MLeavenworth WAwashington09-septembertrail
09/28/2024Sangre de Cristo Ultras100K, 100M, 150M, 200M, 27K, 50K, 50M, 8MWestcliffe COcolorado09-septembertrail
09/28/2024Bear Chase Race – Half Marathon & 10K100K, 10K, 13.1M, 50K, 50MLakewood COcolorado09-septembertrail
09/28/2024Sangre de Cristo Trail Festival100K, 100M, 150M, 200M, 27K, 50K, 50M, 8MWestcliffe COcolorado09-septembertrail
10/05/2024Fire Tower Trail Races100K, 11K, 35K, 50KHinckley MNminnesota10-octobertrail
10/05/2024Dana Peak Trail Run100K, 20K, 50KHarker Heights TXtexas10-octobertrail
10/12/2024Tesla Hertz Run100K, 100M, 10M, 150M, 50K, 50MRocky Point NYnew-york10-octobertrail
10/12/2024Cloudsplitter 100100K, 100M, 25K, 50KNorton VAvirginia10-octobertrail
10/19/2024Pumpkin Holler Hunnerd100K, 100M, 10M, 25K, 50KTahlequah OKoklahoma10-octobertrail
10/19/2024Wild Duluth Races100K, 10K, 13.1M, 50KDuluth MNminnesota10-octobertrail
10/26/2024Lake Murray Endurance Run100K, 100M, 25K, 50K, 5MArdmore OKoklahoma10-octobertrail
10/26/2024Canyonlands Ultra100K, 13.1M, 15K, 26.2M, 50K, 50MMoab UTutah10-octobertrail
10/26/2024Kansas Rails-to-Trails Extravaganza100K, 100M, 13.1M, 26.2M, 50K, 50M, 5MOttawa KSkansas10-octobertrail
10/26/2024Javelina Jundred100K, 100MFountain Hills AZarizona10-octobertrail
11/02/2024Fall Back into the Trails Series100K, 10K, 50KLagrangeville NYnew-york11-novembertrail
11/02/2024Mountaineer Rumble100K, 100M, 50KBlacksburg SCsouth-carolina11-novembertrail
11/02/2024Conquer the Castle Trail Race100K, 10M, 20M, 50K, 5KWilloughby Hills OHohio11-novembertrail
11/09/2024Red Rock Canyon 100K100K, 100M, 12K, 17K, 50KBlue Diamond NVnevada11-novembertrail
11/09/2024Thunderbird Trail Run100K, 12.5K, 25K, 50K, 5KNorman OKoklahoma11-novembertrail
11/10/2024Raven Rocks 10K Run and Raven 100K Challenge100K, 10KCross River NYnew-york11-novembertrail
11/16/2024Texas Ultra Running Championship100K, 15K, 50KGeorgetown TXtexas11-novembertrail
11/23/2024Dinosaur Valley Endurance Run100K, 100M, 25K, 50K, 5MGlen Rose TXtexas11-novembertrail
12/07/2024Freight Train 100K100K, 13.1M, 50KFarmville VAvirginia12-decembertrail
12/07/2024Jackson County 50-50 Ultramarathon100K, 10M, 50KBrownstown INindiana12-decembertrail
12/07/2024San Joaquin River Trail100K, 25K, 50KFriant CAcalifornia12-decembertrail
12/07/2024The Hitchcock Experience100K, 100M, 13.1M, 50MHoney Creek IAiowa12-decembertrail
01/11/2025Frozen: H3 Trail100K, 100M, 10K, 16.3M, 50K, 50MBethera SCsouth-carolina01-januarytrail
02/08/2025Black Canyon Ultras100K, 50KMayer AZarizona02-februarytrail
02/08/2025North Texas Ultra100K, 10K, 25K, 50K, 52MJacksboro TXtexas02-februarytrail
02/15/2025Lost 118100K, 118MClewiston FLflorida02-februarytrail
03/01/2025Lake Vian Hilltop Run100K, 13.1M, 26.2M, 4M, 50K, 50MVian OKoklahoma03-marchtrail
03/08/2025Homer Epic100K, 50KHomer AKalaska03-march
03/22/2025The Pistol Ultra100K, 100M, 13.1M, 26.2M, 50K, 50MAlcoa TNtennessee03-marchroadrace

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