2019 Biggest Ultrarunning Races

By finisher count. North American races only.
2019 2018 2017 2016 2015
Finishers Event Winner
591

Way Too Cool

Mar 02 / 50 KM / Cool CA
516

Black Canyon Trail

Feb 16 / 100 KM / Mayer AZ
442

The North Face Endurance Challenge New York

May 04 / 50 KM / New York NY
442

Chuckanut 50k

Mar 16 / 50 KM / Fairhaven WA
378

Mountain Mist

Jan 26 / 50 KM / Huntsville AL
363

American River

Apr 06 / 50 Miles / Folsom CA
361

Ice Age Trail

May 11 / 50 Miles / La Grange WI
356

HAT Trail Run

Mar 23 / 50 KM / Havre de Grace MD
354

Rock the Ridge

May 04 / 50 Miles / New Paltz NY
314

The North Face Endurance Challenge New York

May 04 / 50 Miles / New York NY
311

The North Face Endurance Challenge Washington DC

Apr 27 / 50 KM / Washington DC DC
310

Zion 100

Apr 13 / 50 KM / Virgin UT
305

Cowtown Ultra

Feb 24 / 50 KM / Fort Worth TX
296

Antelope Canyon Ultras

Mar 09 / 55 KM / Page AZ
292

The Canyons

Apr 27 / 100 KM / Foresthill CA
287

Promise Land

Apr 27 / 50 KM / Lynchburg VA
281

Smith Rock Ascent

May 18 / 50 KM / Terrebonne OR
281

Lake Sonoma

Apr 13 / 50 Miles / Healdsburg CA
280

Yamacraw

Apr 06 / 50 KM / Stearns KY
276

Avalon Benefit 50

Jan 12 / 50 KM / Avalon CA
271

Miwok

May 04 / 100 KM / Stinson Beach CA
268

Bandera

Jan 05 / 100 KM / Bandera TX
267

Hyner Trail Challenge

Apr 20 / 50 KM / Hyner PA
261

Antelope Canyon Ultras

Mar 09 / 50 Miles / Page AZ
257

Diez Vista

Apr 13 / 50 KM / Port Moody BC
257

Zion 100

Apr 12 / 100 KM / Virgin UT
242

Ice Age Trail

May 11 / 50 KM / La Grange WI
240

Marin Ultra Challenge

Mar 09 / 50 KM / Sausalito CA
237

Salmon Falls 50K

Feb 23 / 50 KM / Pilot Hill CA
232

Grayson Highlands 50k

May 04 / 50 KM / Mouth of Wilson VA
231

Behind the Rocks Ultra

Mar 23 / 50 KM / Moab UT
227

Avalon Benefit 50

Jan 12 / 50 Miles / Avalon CA
226

Sun Mountain

May 18 / 50 KM / Winthrop WA
223

Virginia Run for Cancer

Apr 27 / 24 Hours / Hampton VA
222

Crown King Scramble

Mar 30 / 50 KM / Phoenix AZ
218

Bandera

Jan 05 / 50 KM / Bandera TX
214

Dirty German Endurance Fest

May 11 / 50 KM / Philadelphia PA
213

Black Canyon Trail

Feb 16 / 60 KM / Mayer AZ
208

Rocky Raccoon

Feb 02 / 100 Miles / Huntsville TX
206

Chippewa 50k

Apr 27 / 50 KM / New Auburn WI
203

Superior Spring Trail Race

May 18 / 50 KM / Lutsen MN
198

Jemez Mountain

May 25 / 50 KM / Los Alamos NM
197

Bryce 100

May 18 / 60 KM / Bryce Canyon UT
197

The Algonquin 50K

Feb 09 / 50 KM / Pocomoke City MD
196

Arches Ultra

Jan 26 / 50 KM / Moab UT
193

The Pistol Ultra Run

Mar 16 / 50 KM / Alcoa TN
191

Bryce 100

May 18 / 50 KM / Bryce Canyon UT
190

Brazos Bend 50

Apr 06 / 50 KM / Needville TX
190

Strolling Jim™

May 04 / 40 Miles / Wartrace TN
189

Bryce 100

May 18 / 50 Miles / Bryce Canyon UT

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).

NUT 100K & 50K
  • Sep 7, 2019
  • Lemolo Lake/North Umpqua River Trail, OR
50 KM 100 KM