2017 Biggest Ultrarunning Races

By finisher count. North American races only.
2019 2018 2017 2016 2015
Finishers Event Winner
750

JFK

Nov 18 / 50 Miles / Boonsboro MD
700

Way Too Cool

Mar 04 / 50 KM / Cool CA
564

The North Face Endurance Challenge California

Nov 18 / 50 Miles / Marin CA
529

The North Face Endurance Challenge California

Nov 18 / 50 KM / Marin CA
431

Rachel Carson Trail Challenge

Jun 24 / 34 Miles / Pittsburgh PA
414

Chuckanut 50k

Mar 18 / 50 KM / Fairhaven WA
413

American River

Apr 01 / 50 Miles / Folsom CA
407

The North Face Endurance Challenge New York

May 13 / 50 KM / New York NY
391

The North Face Endurance Challenge Washington DC

Apr 29 / 50 KM / Washington DC DC
379

Run the Rut

Sep 03 / 50 KM / Big Sky MT
370

Blues Cruise

Oct 01 / 50 KM / Reading PA
357

NYRR NYC (Knickerbocker) 60K

Nov 18 / 60 KM / Manhattan NY
353

Golden Gate Dirty 30

Jun 03 / 50 KM / Black Hawk CO
346

Tunnel Hill 100

Nov 11 / 50 Miles / Vienna IL
346

Javelina Jundred

Oct 28 / 100 Miles / Fountain Hills AZ
344

Labor Pain

Sep 03 / 12 Hours / Reading PA
342

Cowtown Ultra

Feb 26 / 50 KM / Fort Worth TX
342

Mountain Mist

Jan 28 / 50 KM / Huntsville AL
335

Silver Rush 50

Jul 09 / 50 Miles / Leadville CO
334

HAT Trail Run

Mar 25 / 50 KM / Havre de Grace MD
329

Hinson Lake 24 Hour Ultra Classic

Sep 30 / 24 Hours / Rockingham NC
312

Squamish 50

Aug 20 / 50 KM / Squamish BC
303

Promise Land

Apr 29 / 50 KM / Lynchburg VA
303

Howl at the Moon 8 Hour

Aug 12 / 8 Hours / Danville IL
301

Quad Dipsea

Nov 25 / 28.4 Miles / Mill Valley CA
300

Lake Sonoma

Apr 15 / 50 Miles / Healdsburg CA
297

Rio Del Lago

Nov 04 / 100 Miles / Granite Bay CA
297

Miwok

May 06 / 100 KM / Stinson Beach CA
289

Minnesota Voyageur

Jul 29 / 50 Miles / Carlton MN
287

Leadville Trail

Aug 19 / 100 Miles / Leadville CO
286

Bull Run Run

Apr 08 / 50 Miles / Clifton VA
280

Zion 100

Apr 07 / 50 KM / Virgin UT
280

Squamish 50

Aug 19 / 50 Miles / Squamish BC
277

Afton Trail

Jul 01 / 50 KM / Hastings MN
276

Squaw Peak 50 Mile Trail Run

Jun 03 / 50 Miles / Provo UT
270

Vermont 100

Jul 15 / 100 Miles / West Windsor VT
265

Ultra Caballo Blanco Copper Canyon Ultra

Mar 05 / 50 Miles / Urique
261

Monument Valley

Mar 25 / 50 KM / Monument Valley AZ
261

Yamacraw

Apr 08 / 50 KM / Stearns KY
260

Leona Divide

Apr 22 / 50 KM / Lake Hughes CA
259

Eagle Up Ultra

Jun 24 / 24 Hours / Canal Fulton OH
255

The North Face Endurance Challenge New York

May 13 / 50 Miles / New York NY
252

Salmon Falls 50K

Feb 25 / 50 KM / Pilot Hill CA
252

Stone Mill 50M

Nov 11 / 50 Miles / Montgomery Village MD
249

Grizzly Ultra

Oct 08 / 50 KM / Canmore AB
248

Western States

Jun 24 / 100 Miles / Squaw Valley CA
248

Black Canyon Trail

Feb 18 / 100 KM / Mayer AZ
245

Patapsco Valley 50K

Oct 28 / 50 KM / Baltimore MD
245

Oregon Coast 50K / 30K

Oct 07 / 50 KM / Yachats OR
244

Table Rock Ultras

Sep 23 / 50 KM / Morganton NC
Galena Sky Trail Races
  • May 18, 2019
  • Galena, IL
8 Hours