2020 Biggest Ultrarunning Races

By finisher count. North American races only.
2020 2019 2018 2017
Finishers Event Winner
542

Black Canyon Trail

Feb 15 / 100 KM / Mayer AZ
357

Mountain Mist

Jan 25 / 50 KM / Huntsville AL
328

Bandera

Jan 11 / 100 KM / Bandera TX
293

Avalon Benefit 50

Jan 11 / 50 KM / Avalon CA
252

The Algonquin 50K

Feb 08 / 50 KM / Pocomoke City MD
250

Rocky Raccoon

Feb 01 / 100 Miles / Huntsville TX
236

Black Canyon Trail

Feb 15 / 60 KM / Mayer AZ
207

Arches Ultra

Jan 25 / 50 KM / Moab UT
203

San Diego 50 and Trail Marathon

Jan 18 / 50 Miles / Escondido CA
203

Avalon Benefit 50

Jan 11 / 50 Miles / Avalon CA
200

FOURmidable

Feb 15 / 50 KM / Cool CA
192

Bandera

Jan 11 / 50 KM / Bandera TX
183

Moab Red Hot 55k/33k

Feb 15 / 55 KM / Moab UT
168

Rocky 50

Feb 08 / 50 Miles / Huntsville TX
164

Orcas Island 50k

Feb 01 / 50 KM / Orcas Island WA
158

Rocky 50

Feb 08 / 50 KM / Huntsville TX
156

Sean O'Brien 100k/50M

Feb 08 / 50 Miles / Malibu CA
127

Sean O'Brien 100k/50M

Feb 08 / 100 KM / Malibu CA
121

Salem Lakeshore Frosty Fifty

Jan 04 / 50 KM / Winston-Salem NC
113

Sylamore Trail

Feb 15 / 50 KM / Allison AR
108

Sean O'Brien 50k

Jan 11 / 50 KM / Malibu CA
106

TARCtic Frozen Yeti Trail Races

Feb 01 / 30 Hours / Westwood MA
103

Tsali Frosty Foot

Jan 18 / 50 KM / Almond NC
102

South Mountains Marathons

Jan 11 / 50 KM / Connelly Springs NC
101

Long Haul 100

Jan 18 / 100 Miles / Wesley Chapel FL
96

Frozen Gnome

Jan 11 / 50 KM / Crystal Lake IL
96

AZT Oracle Rumble

Jan 25 / 50 KM / Tucson AZ
94

Arches Ultra

Jan 25 / 50 Miles / Moab UT
89

Phunt 50KM Trail Race

Jan 18 / 50 KM / Elkton MD
85

Croom Zoom

Jan 04 / 50 KM / Brooksville FL
85

Capitol Peak Mega Fat Ass

Jan 18 / 34 Miles / Olympia WA
82

Hagg Lake

Feb 15 / 50 KM / Forest Grove OR
82

Harbison 50K

Jan 04 / 50 KM / Columbia SC
81

Southern Tour Ultra

Jan 18 / 50 KM / Wilmington NC
80

John Dick Memorial 50K

Feb 01 / 50 KM / Dousman WI
79

Wilson Creek Frozen 50K

Jan 18 / 50 KM / Melba ID
77

Calico Trail Run

Jan 26 / 50 KM / Barstow CA
76

Fort Ord Trail Run

Feb 01 / 50 KM / Monterey CA
76

Mid-Maryland Ultra

Feb 15 / 50 KM / Elkridge MD
76

Coldwater Rumble

Jan 18 / 52 KM / Goodyear AZ
76

Jackpot Ultra Running Festival

Feb 14 / 48 Hours / Las Vegas NV
73

Uwharrie Mountain Run

Feb 01 / 40 Miles / Ophir NC
71

Atlanta Fat Ass 50K

Jan 05 / 50 KM / Lithia Springs GA
71

Yankee Springs Winter Challenge

Jan 04 / 50 KM / Middleville MI
71

Mt Umunhum Trail Run

Feb 22 / 52 KM / San Jose CA
70

Rocky Raccoon

Feb 01 / 100 KM / Huntsville TX
67

San Tan Scramble

Jan 04 / 50 KM / Queen Creek AZ
67

Pemberton Trail

Feb 08 / 50 KM / Fountain Hills AZ
63

HURT 100

Jan 18 / 100 Miles / Honolulu HI
63

White Rock Classic

Feb 01 / 50 KM / Cass AR

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).

Tillamook Burn Trail Run
  • Apr 26, 2020
  • Timber, OR
50 KM 50 Miles