Events
Race Directors

Recent Course Records

Includes courses that have been ran more than 2 years and have a cumulative number of finishers greater than 150. We try to identify when major course changes occur. When they do, results are assigned to a new course.
Event Name Result Date Course Age Finishes
Sinks Canyon Trail Races (50 KM) Taylor Bacon 5:07:48 06/13/26 10 663
North Sun Ultra (50 KM) Amanda Bower 4:28:51 06/13/26 5 354
Kettle Moraine 100 Endurance Runs (100 KM) Jessa Victor 9:34:07 06/13/26 25 1449
The Great Divide Ultra (50 KM) Kelly Horaney 4:03:34 06/07/26 11 319
Hiawatha Trail Run (50 KM) Katie Koenig 3:57:02 06/07/26 5 247
Rose Canyon Ultra (50 KM) Baylee Vogler 5:27:11 06/06/26 3 205
Scout Mountain Ultra Trail (100 Miles) Caroline Hardin 24:25:03 06/05/26 8 271
Worlds End Ultramarathons (100 KM) Kaylee Frederick 12:24:28 05/30/26 12 1094
Sooke Hills 50k/25k (50 KM) Suzanne Evans 6:59:47 05/30/26 3 155
Smith Rock Classic (50 KM) Ellie Clawson 4:27:47 05/30/26 3 291
Hotfoot Hamster (24 Hours) Dia Meraz 107.187 05/30/26 9 236
The Full Mo (50 KM) Alison Ray 3:33:41 05/30/26 6 524
Rabid Raccoon 100 (100 Miles) Stephanie Kos 22:04:33 05/30/26 5 193
River's Edge Trail Race (50 KM) Nicole Bitter 4:51:39 05/23/26 3 156
Sri Chinmoy 7 & 13 Hour Races (13 Hours) Deanna Kytonen 72.38 05/23/26 10 178
Suffer on Centennial (100 KM) Carlynne Millns 10:50:16 05/23/26 3 159
Hawthorn Half Day Relay & Ultra (12 Hours) Samantha Wassel 78.14 05/23/26 17 699
Highball to Thurmond Ultra & Relay (50 KM) Regina Massingill 4:48:24 05/17/26 5 236
Run Ragged Last One Standing (Backyard) Sarah Connor 117.8 05/16/26 7 182
Devil Makes Three (Killer Creek) (50 KM) Jessica Sheppard 4:41:09 05/16/26 6 273
Ram Party (50 KM) Molly Thomsen 3:57:38 05/16/26 4 284
Keys Ultras (50 KM) Emily Paradis 3:56:14 05/16/26 11 523
Bishop High Sierra (55 KM) Madeline Ogle 4:40:39 05/16/26 6 460
3 Days at the Fair (24 Hours) Vilma Valaitiene 132 05/16/26 17 825
Dirty German Endurance Fest (50 KM) Margaret Vido 4:06:58 05/09/26 15 2433
Quicksilver (100 KM) Sylvie Abel 9:25:41 05/09/26 12 1678
East Texas Ultra (50 KM) Alexandra Walker 4:31:11 05/09/26 6 207
Cocodona (40 Miles) Madeleine Hawkins 5:55:15 05/08/26 3 606
Tiger Claw (50 KM) Eileen Beres 5:27:24 05/08/26 4 438
Cocodona (250 Miles) Rachel Entrekin 56:09:48 05/04/26 5 908
The Oldman Backyard Ultra (Backyard) Laura Wismer 129.16 05/02/26 4 456
White Lake Ultras (24 Hours) Erica Bash 102 05/02/26 8 267
Heartland 50 (50 KM) Lauren Slavens 4:54:53 05/02/26 10 190
Folsom Lake Trail Run - Spring (50 KM) Jessy Herring 4:13:44 05/02/26 12 535
Wild Wild West Marathon And Ultra (50 Miles) Joanna Welle 8:28:41 05/02/26 8 276
Miwok (100 KM) Anna Fisher 9:25:03 05/02/26 12 3357
Greenland Trail Races (50 KM) Robyn Lesh 3:38:09 05/02/26 22 2016
Rock the Ridge (50 Miles) Joanna Fortier 7:05:13 05/02/26 13 2625
Rockin Choccolocco (50 KM) Eleanor Willkie 5:30:31 04/25/26 3 323
The Last One Won (Backyard) Adelina Garcia 208.335 04/25/26 5 225
Great Southern Endurance Run (100 KM) Jennifer Raby 11:07:54 04/25/26 11 288
Canyons Endurance Runs (50 KM) Makena Morley 3:47:14 04/25/26 4 2302
Locomotion 6/12/24 Hour (24 Hours) Amanda Jenkins 108 04/25/26 6 185
Thumb Coast Ultra (50 KM) Erica Aikman 3:55:25 04/25/26 4 323
Bronze Dragonfly 30 Hour Ultra (30 Hours) Loan Vo 126.45 04/25/26 5 157
Falling Water Ultras (100 KM) Jessie Wingo 10:57:41 04/25/26 4 308
Machete Trail Madness 100k & 50k (50 KM) Lizette Garcia 6:46:28 04/25/26 5 185
On the Dam Trail: Quemahoning Relay Race (34 Miles) Leah Yingling 4:34:18 04/25/26 6 158
Royal Gorge Groove (50 KM) Devon Yanko 4:46:18 04/25/26 3 278
Elm Creek Backyard Ultra (Backyard) Katka Svensson 125.0331 04/24/26 4 563
Fondren Urban Ultra (12 Hours) Bethany Madson 83.7 04/18/26 10 897
Vortex Ultra Experience – The "Vue" (34 Miles) Beth Ulibarri 5:22:39 04/18/26 3 242
Squak Mountain 50K Trail Run (50 KM) Andrea Lin 5:09:00 04/18/26 14 317
Hyner Trail Challenge (50 KM) Deanna Doane 4:54:46 04/18/26 14 3589
Leona Divide (50 KM) Madeline Ogle 4:11:24 04/18/26 16 2393
MadCity Ultras (100 KM) Sarah Morrison 7:17:01 04/11/26 16 274
Gorge Waterfalls (100 KM) Lotti Brinks 9:06:23 04/11/26 9 1977
JW Corbett Trail Races (50 Miles) Savannah Crowley 9:52:00 04/11/26 14 155
Runamuck 50k (50 KM) Lindsay Webster 3:52:21 04/11/26 11 750
Ancient Lakes Trail Run (50 Miles) Mel Trammell 8:25:57 04/11/26 6 233
Chief Ladiga 100 (100 Miles) Piper Gray 16:42:06 04/11/26 5 241
Mt. Toby Ultra (50 KM) Britta Clark 5:07:00 04/04/26 6 230
Weymouth Woods 50K (50 KM) Jessica Barkley 4:42:14 04/04/26 10 413
Hone Quarry 40 Miler (40 Miles) Jessie Wingo 7:01:55 03/28/26 4 302
The Bootlegger 100 Mile Trail Race (100 Miles) Bethany Madson 16:18:52 03/28/26 4 202
Prairie Spirit Trail (50 Miles) Kayla Straub 6:31:16 03/28/26 13 738
Rattlesnake Dick (50 KM) Unknown Unknown - Rd 5:10:50 03/21/26 3 213
Pulse Endurance Runs (Pickled Feet) (6 Hours) Jenna Maffey 41.16 03/21/26 13 253
Old West Trail Runs (50 KM) Clara Caspard 4:14:03 03/14/26 10 826
Bel Monte (50 Miles) Marisa Romeo 8:42:31 03/14/26 19 948
The Pistol Ultra (100 KM) Amy Watson 8:51:46 03/14/26 11 492
Howard Aslinger Memorial Endurance Run (12 Hours) Laura Sheridan 76.23 03/13/26 16 631
Sierra Vista Trail Runs (50 KM) Sarah Gage 4:25:43 03/07/26 12 526
Siuslaw Dunes Trail Run (50 KM) Ashley Figel 4:45:10 03/07/26 5 344
Squatchapple (50 KM) Natasha Goss 5:27:41 03/07/26 3 220
The Dark Side 8 Hour Ultra (8 Hours) Jennifer Mullen 44 03/07/26 5 323
Queeny Backyard Ultra (Backyard) Stephanie Rosebaugh 171.79 03/06/26 6 389
Mt Cheaha (50 KM) Deanna Doane 4:44:59 02/28/26 21 3673
Orcas Island 100 (100 Miles) Audrey Lawrence 22:15:39 02/27/26 9 440
Stories Trail Runs (15 Hours) Eva Klingbeil 67.72 02/21/26 8 202
In the Woods 30A 50K (50 KM) Megan Kelly 4:32:02 02/21/26 5 357
Flat Branch Ultra (50 KM) Jessalyn Sadler 3:26:47 02/21/26 4 192
Jackpot Ultra Running Festival (50 Miles) Laura Cortez 6:17:34 02/21/26 9 170
Jackpot Ultra Running Festival (12 Hours) Natalie Larson 78.519 02/21/26 13 428
Chabot/Redtail Ridge - Inside Trail (50 KM) Sylvie Abel 3:56:26 02/21/26 13 600
Jackpot Ultra Running Festival (100 Miles) Ashley Paulson 12:19:34 02/20/26 12 363
Black Canyon Ultras (100 KM) Jennifer Lichter 7:57:05 02/14/26 12 5320
Whispering Pines Endurance Race (12 Hours) Rebecca Connor 63.28 02/14/26 13 639
Fort Yargo Thrill In The Hills (50 KM) Sandy Lam 4:27:12 02/14/26 8 691
The Ranch 50k (50 KM) Maija Hitchings 4:47:23 02/14/26 7 481
Gone Loco (33 Miles) Mary Alex Gary 4:00:24 02/08/26 6 254
Eagle Ridge (50 KM) Tay Cavett 4:30:57 02/07/26 9 228
Alamo City Ultra (50 KM) Anniejoy Amuan 5:26:17 02/07/26 6 277
Black Toe Run (12 Hours) Becca Murray 55 02/07/26 18 346
The DUC (100 KM) Jessica Bobb 11:06:19 02/06/26 8 156
Forgotten Florida (50 Miles) Luci Searels 8:41:27 01/31/26 4 327
DARK ANCHOR (34 Hours) Rebecca Joyner 129 01/30/26 4 774
Waterfall 50k (50 KM) Amanda Presgraves 6:04:25 01/18/26 9 329
Crystal Springs - Winter (50 KM) Ananya Ramkumar 4:26:31 01/18/26 14 603
Long Haul 100 (100 Miles) Nicole Coccia 16:32:07 01/17/26 15 1155
Go Short, Go Long, Go Very Long (50 KM) Nicole Laughton 3:38:45 01/17/26 15 569
Ouachita Switchbacks (50 KM) Nadine Forest 5:49:54 01/17/26 12 434
MAD Backyard Ultra (Backyard) Ashley Rolewicz Pipkin 133.44 01/17/26 5 250
Frozen Falcon (8 Hours) Caroline Fisher 40 01/11/26 7 213
Bandera (50 KM) Molly Seidel 4:09:39 01/11/26 26 3668
Bridle Trails Winter Trail Running Festival (50 KM) Brittany Kealy 3:52:34 01/10/26 30 1261
Sandy Bottom 8-Hour (8 Hours) Emily Barrineau Spencer 47.25 01/10/26 5 243
The Great Scorpion Trail Run (50 KM) Bethany Madson 4:35:08 01/03/26 9 379
Round the Bay Relay and Ultra (36.8 Miles) Ashley Reese 4:43:00 12/28/25 13 350
Across the Years (12 Hours) Megan Eckert 81.208 12/28/25 6 163
Boyer's Furnace (40 Miles) Amanda Presgraves 6:55:00 12/27/25 12 413
Doomsday (50 KM) Sylvie Abel 4:37:52 12/13/25 3 200
Frozen Trail Run Fest (50 KM) Colette Richter 4:34:32 12/13/25 15 466
Dizzy Horse A Winter Backyard Ultra (Backyard) Sylvia Greer 108.3398 12/12/25 4 175
PPTC 50 Mile Endurance Fest (50 KM) Jamie Hershfang 4:00:54 12/07/25 3 243
PPTC 50 Mile Endurance Fest (50 Miles) Sara Dowling 6:41:01 12/07/25 5 384
Mosaic Trail Run (50 KM) Regina Massingill 5:06:32 12/06/25 7 218
San Joaquin River Trail (50 KM) Kristen Holman 5:05:01 12/06/25 11 659
Loup Garou Trail Run (100 Miles) Bethany Madson 17:33:42 12/06/25 9 159
Colossal-Vail 50/50 (55 KM) Brianna Grigsby 4:40:43 12/06/25 7 524
McDowell Mountain Frenzy (50 KM) Natalie Sandoval 3:57:06 12/06/25 16 1877
McDowell Mountain Frenzy (50 Miles) Abby Hall 7:12:27 12/06/25 14 868
Quad Dipsea (28.4 Miles) Megan Roche 4:35:30 11/29/25 35 7635
Boundiful Endurance Runs (24 Hours) Jenny Arnzen 115 11/29/25 8 221
Death by 5k Oak Mountain (50 KM) Allyson Holfinger 5:20:07 11/22/25 4 515
Duncan Ridge Trail (50 KM) Amy Ross - Johnson 6:49:51 11/22/25 15 727
Fat Ox (48 Hours) Joelle Fenton 195.165 11/21/25 6 152
Wild Florida Trail Run (50 KM) Deanna Doane 4:01:56 11/15/25 4 582
Looking Glass 100K (100 KM) Niki Cochran 10:47:56 11/15/25 3 284
NYC Trail Mix (50 KM) Maggie Szabo 4:29:08 11/15/25 3 262
tBunk Endurance Challenge (50 Miles) Katia Wanish 6:45:41 11/08/25 12 348
Tunnel Hill 100 (50 Miles) Anne Flower 5:18:57 11/08/25 13 3772
Tunnel Hill 100 (100 Miles) Caitriona Jennings 12:37:04 11/08/25 12 1823
NorCal Backyard Ultra (Backyard) Olivia Black 112.5 11/07/25 4 156
Fuzzy Fandango Trail Races (50 KM) Lynette Detweiler 5:27:27 11/07/25 9 459
Mamba 100 (100 Miles) Erika Ashley 18:43:40 11/07/25 3 266
Fire on the Mountain (50 KM) Maeve Thistel 5:15:52 11/02/25 15 832
Rio Del Lago (100 Miles) Lindsey Dwyer 15:51:35 11/01/25 24 2926
Beaver's Backyard 24 (24 Hours) Virginie Arsenault-Jacques 100.01 11/01/25 3 212
Conquer the Castle Trail Race (100 KM) Catharine Szefcyk 10:09:46 11/01/25 10 198
The Endless Mile (12 Hours) Micah Morgan 82.437 10/25/25 11 224
Bridge Burner Ultra (50 KM) Natalie Nicholson 4:47:15 10/25/25 4 303
WXT Ultra Trail Races (50 KM) Becky Turlip 4:36:25 10/25/25 4 194
Andy's Backyard Ultra (Backyard) Meg Landymore 100 10/25/25 5 241
Fonta Flora 50k (50 KM) Kayla Atkinson 4:07:41 10/25/25 8 830
Salt Creek 24 (24 Hours) Heather Whitlock 112 10/25/25 3 168
Rim to River 100 (100 Miles) Justyna Wilson 17:15:17 10/25/25 6 967
Canyonlands Ultra (50 Miles) Madeline Lipton 8:52:36 10/25/25 3 241
Greensprings 24 (24 Hours) Victoria Haynes 112.965 10/25/25 3 264
Javelina Jundred (100 Miles) Tara Dower 13:31:47 10/25/25 23 5429
No Business 100 (100 Miles) Michelle Magagna 20:27:02 10/24/25 9 1081
City to Sky 50K (50 KM) Caroline Hardin 5:15:08 10/19/25 3 442
Call of the Wilds Mountain Fest (50 KM) Jess Schueler 5:27:57 10/19/25 7 505
California Fall Classic 100K and 55K (100 KM) Dia Davis 11:47:43 10/18/25 3 633
Walking Tall 50/25K (50 KM) Deanna Doane 4:41:33 10/18/25 8 678
Indian Creek Trail Runs (55 KM) Jennifer White 4:36:00 10/18/25 9 570
Tecumseh Trail Challenge (50 KM) Rachel Schack 4:43:13 10/18/25 8 635
Ȟaȟá Wakpádaŋ Loopet Loppet (12 Hours) Kayla Anderson 65 10/18/25 7 402
Bromont Ultra (55 KM) Melodie Gilbert 5:42:09 10/18/25 9 2029
Bromont Ultra (100 Miles) Fanny Girardin 23:22:41 10/18/25 9 354
Big's Backyard Ultra (Backyard) Sarah Perry 395.83 10/18/25 15 464
Wild Duluth Races (50 KM) Chelsey Youngberg 4:33:10 10/18/25 16 2959
Tesla Hertz Run (50 KM) Julie Kheyfets 4:32:42 10/18/25 14 353
Ghost Train Trail Races (30 Hours) Stephanie Stonebraker 115.001 10/18/25 3 1075
Pony Express Trail Run (100 Miles) Andrea White 17:00:27 10/17/25 20 317
Rocky Gap 50k (50 KM) Kalei Hering 4:33:52 10/12/25 4 243
Hainesport Endurance Run (12 Hours) Rhiannon Benson 72.36 10/11/25 8 174
Des Plaines River Trail Races (50 KM) Claire Kelsey 4:05:18 10/11/25 4 337
Kodiak Ultra Marathons (100 Miles) Lin Chen 19:31:17 10/11/25 13 1133
Kodiak Ultra Marathons (50 KM) Makena Morley 4:03:20 10/11/25 4 1772
WC-50 Ultra Trail Marathon (50 Miles) Mary-Ann Furey 9:01:17 10/04/25 11 293
The Bear Chase (50 KM) Hannah Allgood 3:46:14 10/04/25 15 1703
Above the Clouds Ultra (50 KM) Madeline Wighardt 5:00:54 10/04/25 4 243
The Naturalist (50 KM) Tina Muir 4:52:45 10/04/25 8 249
Bubba's Backyard Ultra (Backyard) Katie Melsky 168 10/04/25 7 488
Lastest Not Fastest (Backyard) Joanna Pisarski 156.94 10/04/25 3 201
Saddles 100 (100 Miles) Lindsay Wagner 22:36:59 10/04/25 3 182
Saddles 100 (50 Miles) Vaida Nakrosiute 8:46:42 10/04/25 3 215
NJ Trail Series One Day (12 Hours) Colleen Drahos 75 10/03/25 12 176
Red Barn Challenge (24 Hours) Kristen Cantor 106 10/03/25 6 242
24 Hours of Palmer Lake (24 Hours) Maria Smead 120.54 09/27/25 13 909
West Line Winder (50 KM) Addie Bracy 4:32:20 09/27/25 5 718
Run the Red Desert (50 KM) Molly OLSEN 4:20:05 09/27/25 7 277
Spartan Trail - San Jose Trail Challenge (50 KM) Amor Ai 5:51:23 09/27/25 4 179
Babbitt's Backyard Ultra (Backyard) Stephanie Rosebaugh 158.346 09/27/25 5 155
Crested Butte Ultra (50 Miles) Sydney Welch 9:01:49 09/27/25 4 244
Dick Collins Firetrails (100 KM) Anonymous Runner 10:56:46 09/27/25 6 153
MetroWest Backyard Ultra (Backyard) Anna Miller 70.89 09/27/25 4 174
mammoth trailfest. (50 KM) Clara Caspard 5:03:55 09/20/25 4 1833
The Georgia Jewel (35 Miles) Deanna Doane 5:40:04 09/20/25 15 958
Riverbend Ultras (12 Hours) Caryn Lubetsky 66.5 09/13/25 9 203
Snow Mountain Ranch (50 KM) Angelena Sweet 5:08:46 09/13/25 7 164
Prairie On Fire Backyard Ultra (Backyard) Gracie Bell 112.509 09/06/25 4 278
Lost Soul Ultra (100 KM) Cassandra de Winter 10:03:12 09/05/25 23 1280
Run Woodstock (100 Miles) Brenda Johnson 19:05:27 09/05/25 16 1202
Last Man Standing Ultramarathon (Backyard) Wesam Elhayek 113.4 08/30/25 8 403
Continental Divide Trail Run (50 KM) Kristina Mascarenas 4:36:04 08/23/25 9 866
Habanero Hundred (100 KM) Megan Eckert 9:43:28 08/23/25 10 331
Shawnee Hills 100 (50 KM) Genevieve Nadeau 5:10:46 08/23/25 9 535
Midwest States 100 (100 KM) julia hartig 12:22:38 08/23/25 4 232
Event Name Result Date Course Age Finishes
Tahoe 200 Endurance Run (200 Miles) Aaron Kubala 48:09:30 06/14/26 10 1203
North Sun Ultra (50 KM) Kristopher Gero 3:49:08 06/13/26 5 354
Dances with Dirt - Hell, MI (50 Miles) Carlee Stimpfel 6:45:07 06/13/26 18 569
Cool Moon Trail Runs (50 Miles) Eric Miya 7:47:26 06/13/26 12 262
Survivorfest (24 Hours) Jordan Heinrichs 138.193 06/12/26 7 162
Eagle Up Ultra (50 Miles) Lucas Clark 6:36:18 06/06/26 8 673
Bristow Loop Race (Elijah Bristow) (24 Hours) Jose Morales 131.52 06/06/26 12 532
Crater Trail Run (50 KM) John Donovan 3:59:38 06/06/26 9 370
Hell Hole Hundred (50 KM) Ryan Cass 4:08:02 06/06/26 14 230
Malibu Canyon Trail Races (SAMO 100 Mile) (50 KM) Cory Fleming 3:50:32 06/06/26 3 300
Malibu Canyon Trail Races (SAMO 100 Mile) (100 KM) Brent Taylor 10:07:46 06/06/26 4 170
Scout Mountain Ultra Trail (100 Miles) Tyler Green 19:48:43 06/05/26 8 271
Chesterfield Gorge Ultra (50 Miles) Matt Pacheco 6:48:36 05/30/26 8 251
Rabid Raccoon 100 (100 KM) Jacob Wingett 10:06:14 05/30/26 5 397
Rabid Raccoon 100 (100 Miles) Alex Minor 15:42:57 05/30/26 5 193
The Full Mo (50 KM) Mark Weghorst 3:08:38 05/30/26 6 524
Smith Rock Classic (50 KM) Cully Brown 3:52:58 05/30/26 3 291
Hotfoot Hamster (24 Hours) Avinoam Maier 128.935 05/30/26 9 236
Bubbletown What The Duck Ultra (12 Hours) Shawn Cissel 78.06 05/23/26 5 391
Nanny Goat (24 Hours) Keely Miyamoto 142 05/23/26 16 1227
Hawthorn Half Day Relay & Ultra (6 Hours) Anthony Witt 48.54 05/23/26 11 191
Adrenaline Night Runs (50 KM) Joseph Moreno 3:49:17 05/23/26 8 314
Highball to Thurmond Ultra & Relay (50 KM) Joffrey Peters 4:04:17 05/17/26 5 236
Run Ragged Last One Standing (Backyard) Matt Twitchell 120.9 05/16/26 7 182
Devil Makes Three (Killer Creek) (50 KM) Brad Popple 4:01:47 05/16/26 6 273
Tie Dye (50 KM) Taton Bertsch 3:59:49 05/16/26 9 709
Eagleton Trail Challenge (47 KM) Justin Fulmer 3:54:32 05/10/26 9 463
Freight Train 100k/50k (100 KM) Steven Preston 8:11:03 05/09/26 6 239
TARC Wapack and Back (43 Miles) Walter Muhonen 7:02:28 05/09/26 13 204
Cocodona (125 Miles) Trueheart Brown 25:14:07 05/06/26 3 575
Cocodona (250 Miles) Kilian Korth 57:28:36 05/04/26 5 908
The Big 50 (50 KM) Phil Southerland 4:35:07 05/03/26 11 330
The Oldman Backyard Ultra (Backyard) Michael Rouleau 187.5 05/02/26 4 456
Wild Wild West Marathon And Ultra (50 Miles) Austin Gliottone 7:12:31 05/02/26 8 276
Miwok (100 KM) Jimmy Elam 8:19:57 05/02/26 12 3357
Virginia Run for Cancer (24 Hours) Patrick Eberhart 141 04/25/26 23 3000
Rockin Choccolocco (50 KM) Graham Grant 4:41:08 04/25/26 3 323
Canyons Endurance Runs (50 KM) Matt Daniels 3:21:56 04/25/26 4 2302
Glacial Esker (12 Hours) Nick Knuth 66.15 04/25/26 8 172
On the Dam Trail: Quemahoning Relay Race (34 Miles) Jaroslav Candler II 4:35:07 04/25/26 6 158
Troublesome Hollow 50K (50 KM) Chris Weissmann 3:40:18 04/25/26 4 606
Locomotion 6/12/24 Hour (12 Hours) Josh Ercanbrack 74 04/25/26 9 226
Skunk Ape 100 Mile Endurance Run (50 Miles) Grant Bonatz 8:57:19 04/25/26 3 255
Thumb Coast Ultra (50 KM) Nick Dunkle 3:33:12 04/25/26 4 323
Thumb Coast Ultra (50 Miles) Lucas Oberle 6:17:54 04/25/26 4 374
Banana Slug Backyard Ultra (Backyard) Scott Martin 325 04/24/26 5 200
Vortex Ultra Experience – The "Vue" (34 Miles) Ben Garcia 5:31:49 04/18/26 3 242
Shore2Shore (50 KM) Ryan Clifford 3:25:28 04/18/26 8 963
The Foxtail Rail Trail Race (50 KM) Sergio Raez Villanueva 3:07:56 04/18/26 7 329
Fondren Urban Ultra (12 Hours) Arrmon Abedikichi 80.6 04/18/26 10 897
Zane Grey (50 KM) Ned Sudbeck 4:26:19 04/18/26 6 285
Squak Mountain 50K Trail Run (50 KM) Berrett Bentley 4:20:15 04/18/26 14 317
Forget the PR Mohican 50k and 25k (50 KM) Jordan Lafreniere 4:00:27 04/11/26 16 2188
Ozark Foothills Endurance Runs (50 KM) Zach Boyle 4:05:01 04/11/26 17 628
James River Trail Runs (50 KM) Matthew Devillers 4:07:43 04/11/26 6 208
Runamuck 50k (50 KM) Eric Lipuma 3:16:44 04/11/26 11 750
Desert Rats Trail Running Festival (100 KM) Spencer Shellberg 8:19:29 04/10/26 3 508
Mt. Toby Ultra (50 KM) Mead Binhammer 4:15:05 04/04/26 6 230
Vernal Equinox 24-12-8 Hour Run (24 Hours) James Grennan 117 03/28/26 6 244
Vernal Equinox 24-12-8 Hour Run (8 Hours) Steven McMillian 52 03/28/26 6 183
Hone Quarry 40 Miler (40 Miles) Eric Smith 5:41:53 03/28/26 4 302
Chicago Lakefront: Spring Version (50 KM) Jeremy Arthur 2:54:06 03/28/26 26 2939
Badger Mountain Challenge (55 KM) Colton Gale 4:20:37 03/28/26 4 286
Vernal Equinox 24-12-8 Hour Run (48 Hours) Michael Schreiber 200 03/27/26 6 240
March Madness (April Foolish 10 hr) (10 Hours) Alexander Nunn 60 03/22/26 6 526
Blackbeard's Revenge 100 (100 Miles) Joshua Lecrone 14:44:14 03/21/26 7 381
Pulse Endurance Runs (Pickled Feet) (6 Hours) Michael Potaski 48.94 03/21/26 13 253
Badwater Cape Fear (50 KM) Adam Kimble 3:45:00 03/21/26 12 744
San Diego Pirate's Cove 6/12/24 Hour Run/Walk (24 Hours) Keely Miyamoto 130 03/20/26 10 434
Old West Trail Runs (50 KM) Damon Valenzona 3:42:56 03/14/26 10 826
Peyton's Wild and Wacky Ultra 10x5K (50 KM) Glen Burkhardt 2:54:14 03/14/26 9 722
Bel Monte (50 KM) Patrick Wachter 4:01:27 03/14/26 22 1578
Snake Run (6 Hours) Joel Dutton 46 03/08/26 17 286
Super Bull Trail Championships (50 KM) Caleb Bowen 3:57:47 03/07/26 10 407
In the Woods 30A 50K (50 KM) Steven Cornelius 3:45:47 02/21/26 5 357
Cabin Fever 50K (50 KM) Dan Green 3:31:53 02/21/26 5 1098
Flat Branch Ultra (50 KM) Brendan Connell 3:01:32 02/21/26 4 192
Febapple Frozen Fifty (50 KM) Christian Medina 3:53:20 02/21/26 16 643
Lord Hill Trail Run (50 KM) Craig Coon 4:03:21 02/21/26 16 614
Jackpot Ultra Running Festival (100 Miles) Rajpaul Pannu 11:38:56 02/20/26 12 363
Black Canyon Ultras (50 KM) Seth Ruhling 3:16:29 02/15/26 3 1413
Black Canyon Ultras (100 KM) Hans Troyer 7:20:00 02/14/26 12 5320
Whispering Pines Endurance Race (12 Hours) Michael Stork 72.32 02/14/26 13 639
Fort Yargo Thrill In The Hills (50 KM) Henry Haden 3:42:58 02/14/26 8 691
Skunk Ape's Revenge (60 KM) Markus Fuerst 5:08:20 02/14/26 5 188
The Ranch 50k (50 KM) Brian Marshburn 4:15:43 02/14/26 7 481
Elevate 12 Hour Race (12 Hours) Alex Davila 75 02/13/26 7 211
Alamo City Ultra (50 KM) John Sugden 4:42:47 02/07/26 6 277
North Texas Ultra (50 KM) Ryan Hill 3:32:18 02/07/26 4 155
Black Toe Run (24 Hours) James Ebert 100 02/07/26 16 227
Running Up For Air (SLC) - Grandeur Peak (24 Hours) Tyler Valovic 81.2 02/06/26 9 263
AZT Oracle Rumble (50 KM) Peter Davidson 4:19:03 01/31/26 9 622
Jed Smith (50 Miles) Anthony Fagundes 5:24:00 01/31/26 45 1458
Folsom Lake Sweet Water Trail Run (50 KM) Adam Wolf 4:37:22 01/24/26 10 195
Franklin Mountains Trail Runs (55 KM) Diego Terrazas 4:39:00 01/24/26 4 157
MAD Backyard Ultra (Backyard) Peter Rosenblad 145.95 01/17/26 5 250
HURT 100 (100 Miles) Tyler Juza 19:22:44 01/17/26 25 1147
Tsali Ultra (50 KM) Canyon Woodward 3:29:11 01/17/26 15 1056
Avalon Benefit 50 (50 KM) Cody Poskin 3:36:20 01/10/26 9 3066
Sandy Bottom 8-Hour (8 Hours) Mike Kapetanakis 56.7 01/10/26 5 243
The Great Scorpion Trail Run (50 KM) Peter Kazery 4:05:18 01/03/26 9 379
Snowdrop Ultra (100 Miles) John Kilburn 21:15:44 12/30/25 3 297
Round the Bay Relay and Ultra (36.8 Miles) Nikolai Rhodes 4:06:00 12/28/25 13 350
Cave Creek Thriller (50 KM) Eric Lipuma 3:38:51 12/20/25 16 683
Beast of the East (50 Miles) Nathaniel Burness 8:15:11 12/13/25 6 253
Daytona 100 (100 Miles) Oliver Bieser 13:34:47 12/13/25 11 910
PPTC 50 Mile Endurance Fest (50 KM) Roman Nersesyan 3:30:21 12/07/25 3 243
Hunter S. Thompson Fear & Loathing (50 Miles) Eduardo Morales 6:40:00 12/07/25 17 180
Devil Dog Ultras (50 KM) Samuel Kobrin 4:18:06 12/06/25 4 319
Dismal Swamp 50K (50 KM) Steve Mance 2:56:18 12/06/25 6 218
Brazos Bend 100 (100 KM) Tyrel Stout 9:03:47 12/06/25 3 299
Jackson County Ultras (50 KM) Zach Eagle 4:11:22 12/06/25 11 749
Bosque Bigfoot Trail Runs (50 KM) Jesse Armijo 3:41:06 11/29/25 9 209
Quad Dipsea (28.4 Miles) Nick Handel 3:39:45 11/29/25 35 7635
The Legacy Trail Ultra (60 KM) Andrew Kelly 4:49:55 11/23/25 4 177
Death by 5k Oak Mountain (50 KM) Jake Piccirilli 4:12:36 11/22/25 4 515
Colorado Cold Rush Ultra (50 KM) Joe Lange 3:54:48 11/22/25 4 283
Dinosaur Valley Endurance Run (100 KM) Meng Zhao 9:58:18 11/22/25 9 788
Dinosaur Valley Endurance Run (100 Miles) Mark Wooten 19:34:20 11/22/25 9 312
Looking Glass 100K (100 KM) Cameron Brown 9:31:55 11/15/25 3 284
NYC Trail Mix (50 KM) Felix Ostendorf 3:35:32 11/15/25 3 262
Screaming Monkey (50 KM) Leon Becker 4:41:41 11/08/25 6 154
Mamba 100 (50 KM) Connor Chapdelaine 4:05:01 11/08/25 3 230
Paleozoic Trail Runs - Cambrian Fall III (50 KM) Dan Regalado 3:15:15 11/08/25 6 348
Back 40 Trail Races (40 Miles) Walker Yane 5:11:29 11/08/25 9 232
KUS 6/12/24 Hour Run (6 Hours) Braden Brown 44.7387 11/08/25 15 166
Fuzzy Fandango Trail Races (50 KM) Drew Monahan 4:22:17 11/07/25 9 459
Beaver's Backyard 24 (24 Hours) Philippe Poulin 100.01 11/01/25 3 212
Fall Back Into The Trails 50k (50 KM) Brian Dalpiaz 4:04:20 11/01/25 8 277
Fall Back Blast Trail Run (50 KM) Brian Mathews 4:01:17 11/01/25 9 223
The Hamsterwheel (30 Hours) Ian O'Reilly 148 11/01/25 8 671
RUTFest (36 Hours) Chris Paquette 133 11/01/25 5 446
Womp Romp (50 KM) Jason Baker 3:54:49 10/25/25 4 335
The Endless Mile (24 Hours) Jeff Hogeland 118.24 10/25/25 11 254
Fonta Flora 50k (50 KM) Miller Groome 3:44:48 10/25/25 8 830
Greensprings 24 (24 Hours) Brian Whalen 104.105 10/25/25 3 264
Rim to River 100 (100 Miles) Logan Kerby 14:49:58 10/25/25 6 967
Peacock Challenge (27.5 Miles) Sergio Florian 4:35:30 10/25/25 4 231
Javelina Jundred (100 Miles) Will Murray 12:10:12 10/25/25 23 5429
Equalizer Endurance Run (12 Hours) Zach Bitter 100.82 10/25/25 14 182
Ghost Train Trail Races (30 Miles) Jason Griffiths 3:12:09 10/18/25 14 1079
Pumpkin Holler Hunnerd (50 KM) Tomas Moreno 3:28:38 10/18/25 14 1279
Big's Backyard Ultra (Backyard) Phil Gore 475 10/18/25 15 464
Sinnemahone Ultra Marathon (50 KM) Jerome Martin 4:25:38 10/18/25 13 222
California Fall Classic 100K and 55K (55 KM) Jacob Banta 4:21:42 10/18/25 3 313
Bromont Ultra (80 KM) ClÈment PERRIER 7:11:01 10/18/25 10 1198
Death by 5k Tyler (50 KM) Keith Pitman 4:58:00 10/18/25 3 302
Rocky Gap 50k (50 KM) Drew Bobesink 4:19:00 10/12/25 4 243
Rick O'Donnell Memorial Ultra Challenge (8 Hours) Andrew Martin 50 10/12/25 12 258
Long Hunter Trail Runs (50 KM) Eddie Smith 4:06:27 10/11/25 5 156
Blue Ridge Ultra (50 KM) Hans Troyer 3:55:30 10/11/25 7 636
Hainesport Endurance Run (12 Hours) Michael Degeorge 84.26 10/11/25 8 174
Can Lake 50 Ultras (50 KM) Doug Wingate 3:39:21 10/11/25 18 709
Kodiak Ultra Marathons (50 KM) Andreu Blanes-Reig 3:30:21 10/11/25 4 1772
Des Plaines River Trail Races (50 KM) Frank Cardy 3:23:19 10/11/25 4 337
Whistler 50 (50 KM) Matt Luongo 3:19:20 10/04/25 6 445
WC-50 Ultra Trail Marathon (50 KM) Richard Kesseli 4:32:34 10/04/25 11 769
The Naturalist (50 KM) Devon Brodmyer 4:34:21 10/04/25 8 249
Fire Tower Trail Races (50 KM) Desmond Cariveau 4:03:53 10/04/25 5 388
Saddles 100 (100 Miles) Johnny Ramos 17:57:26 10/04/25 3 182
Saddles 100 (50 Miles) Stian Dahl Sommerseth 6:45:37 10/04/25 3 215
Outdoor X 12 Hour Endurance Run (12 Hours) Seth Moore 79.75 10/04/25 12 650
Above the Clouds Ultra (50 KM) Chase Smith 4:31:23 10/04/25 4 243
The Bull Mountain Epic (50 KM) Taylor Hitt 4:41:00 10/04/25 9 472
Bubba's Backyard Ultra (Backyard) Lukas Janulaitis 185.5 10/04/25 7 488
Sawatch Ascent (50 KM) Justin Grunewald 4:41:18 09/28/25 5 614
Babbitt's Backyard Ultra (Backyard) Ryan Snickles 229.185 09/27/25 5 155
MetroWest Backyard Ultra (Backyard) Johan Gibcus 104.25 09/27/25 4 174
West Line Winder (50 KM) Chris Leiferman 3:39:34 09/27/25 5 718
Flagstaff Sky Peaks Mountain Runs (50 KM) Ryan Wolff 4:34:42 09/27/25 8 422
Red Feather Trail Jamboree (50 KM) Clint Anders 4:04:50 09/26/25 4 466
Epic East Gate (50 KM) Holden Reich 4:12:48 09/20/25 6 249
Broken Anvil Backyard Ultra (Backyard) Nicholas Steel 137.511 09/20/25 5 271
Mountain Lakes 100 (100 Miles) Sidney Noble 16:04:09 09/20/25 9 832
That's No Moon Ultras & 30K (50 KM) Benjamin Atkins 4:32:00 09/20/25 4 188
Flagstaff to Grand Canyon Stagecoach Line (100 Miles) Trueheart Brown 14:40:43 09/20/25 11 464
Run Rabbit Run (50 Miles) Ryan Raff 7:04:38 09/13/25 18 2430
Snow Mountain Ranch (50 KM) Jeffrey Urbanski 4:04:47 09/13/25 7 164
Riverbend Ultras (50 KM) John Parker 4:01:38 09/13/25 8 179
Rib Mountain Trail Races (Ironbull) (50 KM) Jimmy Ruby 5:19:13 09/13/25 7 276
Mountaineer Rumble 12 Hour (12 Hours) Montgomery Chamberlain 60.2 09/13/25 7 229
Prairie On Fire Backyard Ultra (Backyard) Jeff Walker 158.346 09/06/25 4 278
Race the North Face Brandon Hills (50 KM) Scott Dodds 3:55:08 09/06/25 5 384
Superior Fall Trail Races (50 Miles) Tyler Morey 7:46:52 09/06/25 22 1773
Sole Survivor Backyard Ultra - Washington (Backyard) Chuck Inslee 145.8 09/05/25 6 203
Pinellas Trail Challenge (46 Miles) Marc Burget 5:48:19 08/30/25 12 1036
Last Man Standing Ultramarathon (Backyard) Ryan Metivier 180.6 08/30/25 8 403
Grand Traverse Mountain Run (40 Miles) Will Murray 5:36:29 08/30/25 12 2229
La Chute du Diable - Devil's Fall (50 KM) Jacob Boyd 4:29:36 08/30/25 9 755
Iron Mountain (30 Miles) Reese Wells 3:40:53 08/30/25 16 1028
Thacher Park Trail Running Festival (50 KM) Jordan Buck 3:43:49 08/24/25 11 194
Jug End Loop Ultra (6 Hours) Justin Kousky 44.55 08/23/25 9 194
Shawnee Hills 100 (100 KM) Zachary Dicken 12:40:55 08/23/25 9 188
Midwest States 100 (50 KM) Dustin Parrish 4:28:22 08/23/25 3 159
Fabulous Fahnestock Trail Races (50 KM) Florian Bourgey 5:14:41 08/16/25 3 196
Redwood Summer Trail Run (50 KM) Jeff Moss 4:15:55 08/16/25 13 302
Tamalpa Headlands 50K (50 KM) Cole Campbell 3:31:43 08/16/25 23 3941
Leadville Trail (100 Miles) David Roche 15:12:30 08/16/25 42 9474
H9 Dragon (50 Miles) Kyle Donahue 11:04:00 08/09/25 14 358
Prospector's 50K (50 KM) CHAD NAUMAN 4:32:14 08/09/25 3 229

The results database is the property of UltraRunning Magazine. Use of the information and data is allowed and encouraged, however when it is shared or published attribution is required, as follows: Source UltraRunning Magazine (and if online, a link to UltraRunning.com).

Weekly Newsletter

A roundup of the week's content and most recent race results. Sent once a week on Thursday.

Recent Results

Catamount Ultra
Stowe, VT - 170 finishers
50 KM
Alpine Solstice
Bend, OR - 60 finishers
55 KM
Holcomb Valley trail Run
Big Bear Lake, CA - 199 finishers
33 Miles
McKenzie River Trail Run
Blue River, OR - 208 finishers
50 KM
Ansonia Six Hour Trail Run
Ansonia, CT - 12 finishers
6 Hours
Mary's Peak Trail Run
Blodgett, OR - 102 finishers
100 KM | 50 KM
Wicked Worm
Grand Rapids, MI - 33 finishers
12 Hours | 6 Hours
Snow Peaks 50 Mile Trail Run
Provo, UT - 161 finishers
50 Miles
Flat Rock Trail Race
Dunstable, MA - 15 finishers
6 Hours
Cotter Bridge Ultra
Cotter, AR - 24 finishers
50 Miles
View All Results