USA UltraRunning Races & Events Calendar
( 2018 United States Ultramarathons List ) 
Jump to find 2019 / 2018 ultra races, 100 mile races & results by state :
Alabama - AL | Alaska - AK | Arizona - AZ | Arkansas - AR | California - CA | Colorado - CO | Connecticut - CT | Delaware - DE |
Florida - FL | Georgia - GA | Hawaii - HI | Idaho - ID | Illinois - IL | Indiana - IN | Iowa - IA | Kansas - KS | Kentucky - KY | Louisiana - LA |
Maine - ME | Maryland - MD | Massachusetts - MA | Michigan - MI | Minnesota - MN | Mississippi - MS | Missouri - MO |
Montana - MT | Nebraska - NE | Nevada - NV | New Hampshire - NH | New Jersey - NJ | New Mexico - NM | New York - NY | North Carolina - NC |
North Dakota - ND | Ohio - OH | Oklahoma - OK | Oregon - OR | Pennsylvania - PA | Rhode Island - RI | South Carolina - SC |
South Dakota - SD | Tennessee - TN | Texas - TX | Utah - UT | Vermont - VT | Virginia - VA | Virgin Islands - VI | Washington - WA |
West Virginia - WV | Wisconsin - WI | Wyoming - WY |
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ALABAMA to CALIFORNIA ( AL, AK, AZ, AR & CA )
Alabama - AL South / East South Central
 Lake Martin 100
USA ( Alabama - AL ) | 100 miles | March
Mount Cheaha 50K
USA ( Alabama - AL ) | 50 km | February
Pinhoti 100
USA ( Alabama - AL ) | 100 miles | November
Alaska - AK West / Pacific
Iditarod Trail Invitational
USA ( Alaska - AK ) | 1100/350 miles | February
Resurrection Pass Ultra Trail Races
USA ( Alaska - AK ) | 100/50 miles | July
Sluice Box 100
USA ( Alaska - AK ) | 100 miles | June
Six Days In The Dome 2014
USA ( Alaska - AK ) | 6 Day, 24 & 48 Hour Races | August
Susitna 100
USA ( Alaska - AK ) | 100 miles | February
White Mountains 100
USA ( Alaska - AK ) | 100 miles | March
Arizona - AZ West / Mountain
Across The Years ( ATY ) 6 Day, 72, 48 and 24 Hour Footrace
USA ( Arizona - AZ ) | 6 day, 72, 48 & 24 Hour Races | December/January
ARR 24 Hour Run To The Future
USA ( Arizona - AZ ) | 24 Hour Race | December/January
Coldwater Rumble
USA ( Arizona - AZ ) | 100 miles | January
Desert Solstice 24 Hour Run
USA ( Arizona - AZ ) | 24 Hour Race | December
Flagstaff to Grand Canyon Stagecoach Line 100 Mile Ultra
USA ( Arizona - AZ ) | 100 miles | October
Grand Canyon Ultras
USA ( Arizona - AZ ) | 100 miles | May
Javelina Jundred 100 Mile Endurance Run
USA ( Arizona - AZ ) | 100 miles | October
Juniperwood Ranch 50 Mile, 24 Hour and 48 Hour Runs
USA ( Arizona - AZ ) | 50 miles / 24 & 48 Hour Races | April/May
Mogollon Monster 100
USA ( Arizona - AZ ) | 106 miles | September
Old Pueblo 50 Mile Endurance Run
USA ( Arizona - AZ ) | 50 miles | March
Zane Grey Highline Trail 50 Mile Endurance Run
USA ( Arizona - AZ ) | 50 miles | April
Arkansas - AR South / West South Central
3 Days of Syllamo
USA ( Arkansas - AR ) | 150 km | Multiday | March
Arkansas Traveller 100
USA ( Arkansas - AR ) | 100 miles | October
Ouachita Trail 50
USA ( Arkansas - AR ) | 50 miles / 50 km | April
Sylamore Trail 50K
USA ( Arkansas - AR ) | 50 km | February
Syllamo 100
USA ( Arkansas - AR ) | 100 miles | October
California - CA West / Pacific
100-Mile Endurance Challenge
USA ( California - CA ) | 100 miles | October
American River 50 Mile Endurance Run
USA ( California - CA ) | 50 miles | April
Angeles Crest 100 Mile Endurance Run
USA ( California - CA ) | 100 miles | July
Auburn Trail 50K Run
USA ( California - CA ) | 50 km | June
Avalon Benefit 50 Mile Run
USA ( California - CA ) | 50 miles | January
Badwater Ultramarathon
USA ( California - CA ) | 135 miles | July
Bandit Ultra Trail Run
USA ( California - CA ) | 50 km | February
BeyondLimits Ultra
USA ( California - CA ) | 100 miles | March
Bishop High Sierra Ultramarathons
USA ( California - CA ) | 100 km | May
Born to Run Ultra Marathons
USA ( California - CA ) | 100 miles / 100 km | May
Bulldog 50K Ultra Trail Run
USA ( California - CA ) | 50 km | August
Cool Moon 100 Mile
USA ( California - CA ) | 100 miles | July
Coyote Two Moon Ultras
USA ( California - CA ) | 100 miles / 100 km | March
Dick Collins Firetrails 50
USA ( California - CA ) | 50 miles | October
Gold Country 50K Run
USA ( California - CA ) | 50 km | October
Folsom Point Trail Runs
USA ( California - CA ) | 50 km | November
Headlands Hundred 50 & 100 Mile Endurance Runs
USA ( California - CA ) | 100/50 miles | August
High Desert 50K Ultra
USA ( California - CA ) | 50 km | December
Hotter than Hell 12 Hr / 6 Hr Run
USA ( California - CA ) | 12 & 6 Hour Races | August
Jenkinson Lake Trail Runs
USA ( California - CA ) | 50 km | May
Kodiak 100 Ultramarathon
USA ( California - CA ) | 100 miles | September
Lake of the Sky Trail Run
USA ( California - CA ) | 50 km | September
Lake Sonoma 50
USA ( California - CA ) | 50 miles | April
Leona Divide Fifty Mile Run ( LD50 )
USA ( California - CA ) | 50 miles | April
Miwok 100K Trail Race
USA ( California - CA ) | 100 km | May
Nanny Goat's 100
USA ( California - CA ) | 100 miles | May
Ohlone Wilderness 50K Trail Run
USA ( California - CA ) | 50 km | May
Orange Curtain 100km and 50km Ultra Races
USA ( California - CA ) | 100/50 km | February
Pony Express 50 Mile Run
USA ( California - CA ) | 50 miles | February
Quad Dipsea
USA ( California - CA ) | 28.4 miles | November
Razorback Endurance Race
USA ( California - CA ) | 100 miles | March
Rio Del Lago 100
USA ( California - CA ) | 100 miles | September
Rock'n River 50 Mile
USA ( California - CA ) | 50 miles | October
Rocky Road 100 Mile Race
USA ( California - CA ) | 100 miles | February
Rucky Chucky Roundabout 50K Run
USA ( California - CA ) | 50 km | March
Run d' Amore
USA ( California - CA ) | 100 / 125 miles | November
Run-de-Vous 50 Mile & 100 Mile Ultra Races
USA ( California - CA ) | 100 / 50 miles | August
Ruth Anderson 50K, 50M & 100K Ultra Races
USA ( California - CA ) | 50 miles / 50 & 100 km | April
San Diego 100 Mile Endurance Run
USA ( California - CA ) | 100 miles | June
San Francisco One Day ( SF One Day )
USA ( California - CA ) | 12 & 24 Hour Races | October
Santa Barbara Endurance Race ( DRTE )
USA ( California - CA ) | 100 miles | May
Sierra Nevada Endurance Runs
USA ( California - CA ) | 52.4 miles | September
The Chimera 100 Mile Mountain Race
USA ( California - CA ) | 100 miles | December
The Hermosa 24 Ultramarathon
USA ( California - CA ) | 24 Hour Race | June
Twin Peaks Ultra
USA ( California - CA ) | 50 miles | October
Way Too Cool 50k
USA ( California - CA ) | 50 km | March
Western States 100 (WS 100)
USA ( California - CA ) | 100 miles | June
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COLORADO to FLORIDA ( CO, CT, DE & FL )
Colorado - CO West / Mountain
24 Hours of Boulder
USA ( Colorado - CO ) | 24 Hour Race | October
Boulder 100 Endurance Running Race
USA ( Colorado - CO ) | 100 miles | October
Desert R.A.T.S. ( Race Across The Sand )
USA ( Colorado - CO ) | 148 miles | June
Devil Mountain Ultra
USA ( Colorado - CO ) | 50 miles | October
Grand Mesa 100
USA ( Colorado - CO ) | 100 miles | July
Hardrock 100 Endurance Run
USA ( Colorado - CO ) | 100 miles | July
Leadville Trail 100
USA ( Colorado - CO ) | 100 miles | August
Mountain R.A.T.S. ( Race Across The Summits )
USA ( Colorado - CO ) | 75-100 miles | July/August
Mountain Ultra
USA ( Colorado - CO ) | 250 km | Multiday
Ouray 100 Mile Endurance Run
USA ( Colorado - CO ) | 102.5 miles | August
Run Rabbit Run 100 Mile
USA ( Colorado - CO ) | 100 miles | September
Run Rabbit Run Steamboat 50 Ultra Marathon
USA ( Colorado - CO ) | 50 miles | September
Silverton 100, 500 & 1000 Mile Challenge
USA ( Colorado - CO ) | 100/500/1000 miles | Multiday | September/October
The Bear Chase
USA ( Colorado - CO ) | 50 miles | September
The Divide 135 Ultra
USA ( Colorado - CO ) | 135 miles | May
TransRockies Run
USA ( Colorado - CO ) | 113 miles | Multiday | August
Connecticut - CT Northeast / New England
Jack Bristol's Lake Waramaug Ultra Marathon
USA ( Connecticut - CT ) | 100 km | April
Delaware - DE South / South Atlantic
Delaware 100 Mile Endurance Run
USA ( Delaware - DE ) | 100 miles | September
Florida - FL South / South Atlantic
Ancient Oaks 100 Mile Endurance Run
USA ( Florida - FL ) | 100 miles | December
Destin 50 Beach Ultra
USA ( Florida - FL ) | 50 miles | February
Fort Clinch 100
USA ( Florida - FL ) | 100 miles | March
Icarus Florida UltraFest
USA ( Florida - FL ) | 6 Day, 6, 12 & 24 Hour Races | Multiday | November
Iron Horse Endurance Runs 50 and 100
USA ( Florida - FL ) | 50/100 miles | February
JW Corbett 50 Mile/50K
USA ( Florida - FL ) | 50 miles / 50km | September
Keys 100 Mile & 50 Mile UltraMarathons
USA ( Florida - FL ) | 100/50 miles | May
Long Haul 100 Ultra-Marathon
USA ( Florida - FL ) | 100/50 miles | January
LOST 118 Mile ( Lake Okeechobee Scenic Trail Run )
USA ( Florida - FL ) | 118 miles | February
Palm 100
USA ( Florida - FL ) | 50/100 km | March
Peanut Island 24
USA ( Florida - FL ) | 24 Hour Race | December
Performance Jetty-2-Jetty ( J2J ) Beach Ultramarathon
USA ( Florida - FL ) | 35 miles | May
Skydive Ultra
USA ( Florida - FL ) | 100 miles | January
Wickham Park
USA ( Florida - FL ) | 100/200 miles | May
Wild Sebastian 100
USA ( Florida - FL ) | 100 miles | April
Top | ULTRA Home
GEORGIA to LOUISIANA ( GA, HI, ID, IL, IN, IA, KS, KY & LA )
Georgia - GA South / South Atlantic
Bartram Forest 100
USA ( Georgia - GA ) | 100 miles / 100km | December
Cruel Jewel 100
USA ( Georgia - GA ) | 100 miles | May
Double Top 100
USA ( Georgia - GA ) | 100 miles / 100km | March
Georgia Jewel 100 Mile Race
USA ( Georgia - GA ) | 100 miles | September
GUTS Reactor Run ( GRR 100 )
USA ( Georgia - GA ) | 100 miles | March
Lead the Way 50K
USA ( Georgia - GA ) | 50 km | July
Pine Mountain 40
USA ( Georgia - GA ) | 40 miles | December
SweetH20 50K Trail Race
USA ( Georgia - GA ) | 50 km | May
Hawaii - HI West / Pacific
HURT 100 Mile Endurance Run
USA ( Hawaii - HI ) | 100 miles | January
Idaho - ID West / Mountain
IMTUF 100 ( Idaho Mountain Trail Ultra Festival 100 )
USA ( Idaho - ID ) | 100 miles | October
NNU 100 Mile Run
USA ( Idaho - ID ) | 100 miles | November
Wilson Creek Frozen 50k
USA ( Idaho - ID ) | 50 km | January
Pickled Feet 24/12/6 Hour & 100 Mile Races
USA ( Idaho - ID ) | 100 miles / 6, 12 & 24 Hour Races | March
Pocatello 50 Mile Trail Run
USA ( Idaho - ID ) | 50 miles | May
Wild Idaho Endurance Runs
USA ( Idaho - ID ) | 50 miles / 50 km | August
Illinois - IL Midwest / East North Central
Chicago Lakefront 50K Spring Ultramarathon
USA ( Illionois - IL ) | 50 km | April
Potawatomi Trail Runs
USA ( Illionois - IL ) | 100/50 miles | April
Indiana - IN Midwest / East North Central
Indiana Trail 100
USA ( Indiana - IN ) | 100 miles | April
OPSF Ultra 50/50
USA ( Indiana - IN ) | 50 miles / 50 km | November
Taterbug 30 Ultramarathon
USA ( Indiana - IN ) | 30 miles | November
The HUFF 50K Trail Run
USA ( Indiana - IN ) | 50 km | December
Iowa - IA Midwest / West North Central
Cornbelt Running Club 24 Hour Run
USA ( Iowa - IA ) | 24 Hour Race | May
The Equalizer 6 & 24 Hour Runs
USA ( Iowa - IA ) | 24 Hour Race | October
Kansas - KS Midwest / West North Central
Free State Trail Runs
USA ( Kansas - KS ) | 40 miles / 100 km | April
Hawk Hundred 100 Mile Trail Run
USA ( Kansas - KS ) | 100 miles | September
Heartland 100
USA ( Kansas - KS ) | 100 miles | October
Psycho Psummer Run Toto Run
USA ( Kansas - KS ) | 50 km | July
Psycho WyCo Run Toto Run 50K
USA ( Kansas - KS ) | 50 km | February
Kentucky - KY South / East South Central
Land Between The Lakes
USA ( Kentucky - KY ) | 50 miles | March
Louisiana - LA South / West South Central
Rouge-Orleans
USA ( Louisiana - LA ) | 124 miles | March
Top | ULTRA Home
MAINE to MONTANA ( ME, MD, MA, MI, MN, MS, MO & MT )
Maine - ME Northeast / New England
Great Cranberry Island Ultra Marathon
USA ( Maine - ME ) | 50 km | July
Maryland - MD South / South Atlantic
C&O Canal 100
USA ( Maryland - MD ) | 100 miles | April
CAT-100 ( Catoctin-Appalachian Trail Run )
USA ( Maryland - MD ) | 100 miles | May
Catoctin 50K Trail Run
USA ( Maryland - MD ) | 50 km | August
HAT Run
USA ( Maryland - MD ) | 50 km | March
JFK 50 Mile
USA ( Maryland - MD ) | 50 miles | November
Mason Dixon Longest Day Challenge 100k Trail Run
USA ( Maryland - MD ) | 100 km | June
Massachusetts - MA Northeast / New England
24 Hour Around the Lake
USA ( Massachusetts - MA ) | 12 & 24 Hour Races | July
Michigan - MI Midwest / East North Central
Hallucination 100 Mile
USA ( Michigan - MI ) | 100 miles | September
Marquette Trail 50
USA ( Michigan - MI ) | 50 miles | August
North Country 50 Miler
USA ( Michigan - MI ) | 50 miles | August
Minnesota - MN Midwest / West North Central
Arrowhead 135 Mile Winter Ultramarathon
USA ( Minnesota - MN ) | 135 miles | February
FANS 6, 12 and 24 Hour Runs
USA ( Minnesota - MN ) | 6, 12 & 24 Hour Races | June
Superior Sawtooth 100 Mile
USA ( Minnesota - MN ) | 100 miles | September
Voyageur Trail Ultra
USA ( Minnesota - MN ) | 50 miles | July
Wild Duluth Races - 100K and 50K
USA ( Minnesota - MN ) | 100 km / 50 km | October
Zumbro 100 Mile Endurance Run
USA ( Minnesota - MN ) | 100 miles / 100 km | April
Mississippi - MS South / East South Central
Mississippi 50 Trail Run
USA ( Mississippi - MS ) | 50 miles / 50 km | March
Missouri - MO Midwest / West North Central
Frisco Fifty
USA ( Missouri - MO ) | 50 miles / 50 km | April
Mark Twain 100
USA ( Missouri - MO ) | 100 miles | September
Ozark Trail 100 Mile Endurance Run
USA ( Missouri - MO ) | 100 miles | November
Montana - MT West / Mountain
Ghosts of Yellowstone 100 Mile
USA ( Montana - MT ) | 100 miles | August
Le Grizz Ultramarathon
USA ( Montana - MT ) | 50 miles | October
Swan Crest Lucky Seven 100-Mile Run
USA ( Montana - MT ) | 100 miles | July
Yellowstone-Teton Endurance Races
USA ( Montana - MT ) | 100/50 miles | October
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NEBRASKA to NORTH DAKOTA ( NE, NV, NH, NJ, NM, NY, NC & ND )
Nebraska - NE Midwest / West North Central
GOATz 50k
USA ( Nebraska - NE ) | 50 km | October
Nevada - NV West / Mountain
Burning Man Ultramarathon
USA ( Nevada - NV ) | 50 km | September
Coyote Springs Trail Runs
USA ( Nevada - NV ) | 100 miles | March
Labor of Love 100 Miler
USA ( Nevada - NV ) | 100 miles | April
Ride the Wind
USA ( Nevada - NV ) | 100 miles | May
Running with the Devil 50 Mile Run
USA ( Nevada - NV ) | 50 miles | June
Tahoe 200
USA ( Nevada - NV ) | 200 miles | September
Tahoe Rim Trail 50km, 50 Mile and 100 Mile Endurance Runs
USA ( Nevada - NV ) | 100 miles | July
New Hampshire - NH Northeast / New England
Ghost Train 100
USA ( New Hampshire - NH ) | 100 miles | October
Hampshire 100 Ultra Trail Run
USA ( New Hampshire - NH ) | 100 km | August
New Jersey - NJ Northeast / Mid-Atlantic
3 Days at the Fair
USA ( New Jersey - NJ ) | 6, 12, 24, 48 & 72 Hour Races | May
New Jersey 100
USA ( New Jersey - NJ ) | 100 miles | March
New Mexico - NM West / Mountain
Angel Fire Endurance Run
USA ( New Mexico - NM ) | 100 miles | June
Cedro Peak Ultramarathon
USA ( New Mexico - NM ) | 45 miles | April
Deadman Peaks Trail Run
USA ( New Mexico - NM ) | 50 miles | October
Jemez Mountain Trail Runs
USA ( New Mexico - NM ) | 50 miles / 50 km | May
New York - NY Northeast / Mid-Atlantic
Beast of Burden Summer 100 Miler & 24 Hour Ultra Marathon
USA ( New York - NY ) | 100 miles / 24 Hours | August
Beast of Burden Winter 100 Miler & 24 Hour Ultra Marathon
USA ( New York - NY ) | 100 miles / 24 Hours | February
Can Lake 50 Ultras
USA ( New York - NY ) | 50 miles / 50 km | October
Cast a Shadow 6 Hour Snowshoe
USA ( New York - NY ) | 6 Hour Race | January
Damn Wakely Dam Ultra
USA ( New York - NY ) | 32.6 miles | July
Finger Lakes Fifties
USA ( New York - NY ) | 50 miles / 50 km | July
Green Lakes Endurance Runs
USA ( New York - NY ) | 100 km / 50 km | August
Virgil Crest Ultras
USA ( New York - NY ) | 100/50 miles | September
Mind The Ducks 12 Hour Run ( MTD )
USA ( New York - NY ) | 12 Hour Race | May
Self Transcendence 3100 Mile Race
USA ( New York - NY ) | 3,100 miles | Multiday | August
Self Transcendence Six and Ten Day Race
USA ( New York - NY ) | 6 & 10 Day Races | Multiday | April
Tesla Hertz Run
USA ( New York - NY ) | 100 miles | October
The Great New York 100 Mile Running Exposition
USA ( New York - NY ) | 100 miles | June
North Carolina - NC South / South Atlantic
Croatan 24
USA ( North Carolina - NC ) | 24 Hour Race | November
Freedom Park New Year's Ultra
USA ( North Carolina - NC ) | 6, 12 & 24 Hour Races | December/January
Graveyard 100
USA ( North Carolina - NC ) | 100 miles | March
Hinson Lake 24 Hour Ultra Classic
USA ( North Carolina - NC ) | 24 Hour Race | September
Mount Mitchell Challenge
USA ( North Carolina - NC ) | 40 miles | February
Nantahala Fria 100
USA ( North Carolina - NC ) | 100 miles | February
Outer Banks Ultramarathon ( OBX Ultra )
USA ( North Carolina - NC ) | 50 km | May
Umstead 100 Mile Endurance Run
USA ( North Carolina - NC ) | 100 miles | April
Salem Lakeshore Frosty Fifty
USA ( North Carolina - NC ) | 50 km | January
Table Rock Ultras
USA ( North Carolina - NC ) | 50 miles / 50 km | October
Uwharrie Mountain Run
USA ( North Carolina - NC ) | 40 miles | February
Weymouth Woods 100k Trail Run
USA ( North Carolina - NC ) | 100 km | January
North Dakota - ND Midwest / West North Central
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OHIO to SOUTH DAKOTA ( OH, OK, OR, PA, RI, SC & SD )
Ohio - OH Midwest / East North Central
Burning River 100 Mile Endurance Run
USA ( Ohio - OH ) | 100 miles | July
Mohican Trail 100 Mile Run
USA ( Ohio - OH ) | 100 miles | June
North Coast 24 Hour Endurance Run
USA ( Ohio - OH ) | 24 Hour Race | September
Not Yo Mommas 100
USA ( Ohio - OH ) | 100 miles | September
Outrun 24 Hour Trail Run ( O24 )
USA ( Ohio - OH ) | 24 Hour Race | April
Oklahoma - OK South / West South Central
24 The Hard Way
USA ( Oklahoma - OK ) | 24 Hour Race | October
Double Dirty Dozen
USA ( Oklahoma - OK ) | 24 Hour Race | October
Mother Road 100
USA ( Oklahoma - OK ) | 100 miles | November
Pumpkin Holler Hunnerd
USA ( Oklahoma - OK ) | 100 miles | October
Tatur's Six Hour Snake Run
USA ( Oklahoma - OK ) | 6 Hour Race | March
Oregon - OR West / Pacific
Mountain Lakes 100
USA ( Oregon - OR ) | 100 miles | September
Mt. Hood 50
USA ( Oregon - OR ) | 50 miles | July
PCT ULTRA 100 Miler Endurance Run ( Hundred in the Hood )
USA ( Oregon - OR ) | 100 miles | September
Pine to Palm 100 Mile Endurance Run
USA ( Oregon - OR ) | 100 miles | September
Siskiyou Out Back Trail Run
USA ( Oregon - OR ) | 50 km | July
Where's Waldo 100K Ultramarathon
USA ( Oregon - OR ) | 100 km | August
Pennsylvania - PA Northeast / Mid-Atlantic
Baker Trail UltraChallenge
USA ( Pennsylvania - PA ) | 50 miles | August
Eastern States 100
USA ( Pennsylvania - PA ) | 100 miles | August
Glacier Ridge Trail Ultramarathons
USA ( Pennsylvania - PA ) | 50 miles | April
Laurel Highlands Ultra
USA ( Pennsylvania - PA ) | 70.5 miles | June
Lone Ranger Ultra Marathon
USA ( Pennsylvania - PA ) | 24 Hour Race | July
Oil Creek 100 Trail Runs
USA ( Pennsylvania - PA ) | 100 miles | October
Philadelphia 100
USA ( Pennsylvania - PA ) | 100 miles | April
Pine Creek Challenge
USA ( Pennsylvania - PA ) | 100 miles / 100 km | September
Tussey Mountainback 50 Mile Ultramarathon
USA ( Pennsylvania - PA ) | 50 miles | October
Viaduct Trail Ultramarathon 100 Mile Run
USA ( Pennsylvania - PA ) | 100 miles | August
Rhode Island - RI Northeast / New England
South Carolina - SC South / South Atlantic
Delirium Ultra 24 Hour Race
USA ( South Carolina - SC ) | 24 Hour Race | February
South Dakota - SD Midwest / West North Central
Lean Horse Ultra-Marathon
USA ( South Dakota - SD ) | 100 miles | August
Black Hills 100
USA ( South Dakota - SD ) | 100 miles | June
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TENNESEE to VIRGINIA ( TN, TX, UT, VT & VA )
Tennessee - TN South / East South Central
Barkley
USA ( Tennessee - TN ) | 100 miles | March/April
Big Dog Backyard Ultra
USA ( Tennessee - TN ) | Last man standing | October
Nashville Ultra Marathon
USA ( Tennessee - TN ) | 50 miles | October
Rock/Creek StumpJump 50K
USA ( Tennessee - TN ) | 50 km | October
Strolling Jim 40 Mile Run
USA ( Tennessee - TN ) | 40 miles | May
Texas - TX South / West South Central
Bandera 100K Endurance Trail Run
USA ( Texas - TX ) | 100 km | January
Big Bend 50 Ultra Marathon
USA ( Texas - TX ) | 50 km | January
Brazos Bend 100
USA ( Texas - TX ) | 100 miles | December
Cactus Rose 100 Mile Endurance Trail Run
USA ( Texas - TX ) | 100 miles | October
Cowtown Ultra Marathon
USA ( Texas - TX ) | 50 km | February
Cross Timbers Trail Runs
USA ( Texas - TX ) | 50 miles | February
Grasslands 50 Mile Trail Run
USA ( Texas - TX ) | 50 miles | March
Houston 100
USA ( Texas - TX ) | 100 miles | December
Hunter Gatherer Ultramarathons
USA ( Texas - TX ) | 100/50 km | October
Prickly Pear 50K
USA ( Texas - TX ) | 50 km | March
Rocky Raccoon 100 Mile Trail Run
USA ( Texas - TX ) | 100 miles | February
UltraCentric
USA ( Texas - TX ) | 6, 12, 24 & 48 Hour Races | November
Utah - UT West / Mountain
Antelope Island Buffalo Run
USA ( Utah - UT ) | 100 miles | March
Bear 100
USA ( Utah - UT ) | 100 miles | September
Bryce Canyon 100
USA ( Utah - UT ) | 100 miles | June
Goblin Valley Ultra Marathon
USA ( Utah - UT ) | 50 km | October
Grand to Grand Ultra ( G2G )
USA ( Utah - UT ) | 268 km | Multiday | September
Moab 100 Endurance Running Race
USA ( Utah - UT ) | 100 miles | March
Pony Express Trail 100
USA ( Utah - UT ) | 100 miles | October
Salt Flats 100
USA ( Utah - UT ) | 100 miles | April
Squaw Peak 50 Mile Trail Run
USA ( Utah - UT ) | 50 miles | June
Slickrock 100 Mile Run
USA ( Utah - UT ) | 100 miles | October
Wasatch Front 100
USA ( Utah - UT ) | 100 miles | September
Zion 100
USA ( Utah - UT ) | 100 miles | April
Vermont - VT Northeast / New England
24 Hours of Waterbury
USA ( Vermont - VT ) | 12 & 24 Hour Races | August
McNaughton in Vermont 100, 200 & 500 Mile Ultra
USA ( Vermont - VT ) | 100/200/500 miles | May
Snowshoe Challenge 100
USA ( Vermont - VT ) | 100 miles | March
Vermont 50 Ultra Run
USA ( Vermont - VT ) | 50 miles | September
Vermont 100 Mile Endurance Race
USA ( Vermont - VT ) | 100 miles | July
Virginia - VA South / South Atlantic
12 and 24 Hours of Momentum
USA ( Virginia - VA ) | 12 & 24 Hour Races | October
24 Hour Adventure Trail Run
USA ( Virginia - VA ) | 24 Hour Race | April
Bull Run Run 50 Miler
USA ( Virginia - VA ) | 50 miles | April
Crooked Road 24 Hour Ultra
USA ( Virginia - VA ) | 24 Hour Race | December
Great Eastern Endurance Run 100K ( G.E.E.R. )
USA ( Virginia - VA ) | 100 km | September
Grindstone 100
USA ( Virginia - VA ) | 100 miles | October
Hellgate 100K
USA ( Virginia - VA ) | 100 km | December
Holiday Lake 50K++
USA ( Virginia - VA ) | 50 km | February
Iron Mountain Trail Run ( IMTR )
USA ( Virginia - VA ) | 50 miles | September
Massanutten Mountain Trails 100 Mile Run (MMT 100)
USA ( Virginia - VA ) | 100 miles | May
Mountain Masochist Trail Run ( MMTR )
USA ( Virginia - VA ) | 50 miles | November
New River Trail 50k
USA ( Virginia - VA ) | 50 km | October
Old Dominion 100 Mile Cross Country Run
USA ( Virginia - VA ) | 100 miles | June
Promise Land 50K
USA ( Virginia - VA ) | 50 km | April
Terrapin Mountain 50k
USA ( Virginia - VA ) | 50 km | March
Ultra Race of Champions ( UROC ) 100K Trail Race
USA ( Virginia - VA ) | 100 km | September
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Virgin Islands - VI
St. Croix Scenic 50
USA ( Virgin Islands - VI ) | 50 miles | January
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WASHINGTON to WYOMING ( WA, WV, WI, & WY )
Washington - WA West / Pacific
Badger Mountain Challenge
USA ( Washington - WA ) | 100 miles | March
Capitol Peak Ultra Marathon
USA ( Washington - WA ) | 50 miles / 50 km | April
Cascade Crest 100 Mile Endurance Run
USA ( Washington - WA ) | 100 miles | August
Hamster Endurance Runs
USA ( Washington - WA ) | 12 & 24 Hour Races | August
Lumberjack 100 Mile Endurance Run
USA ( Washington - WA ) | 100 miles | April
Pigtails Challenge
USA ( Washington - WA ) | 100/150/200 miles | May
Plain 100 Mile Endurance Run
USA ( Washington - WA ) | 100 miles | September
Skagit Valley Ultras
USA ( Washington - WA ) | 100 km | April
Vashon Island Ultramarathon
USA ( Washington - WA ) | 50 km | June
WSU 100K
USA ( Washington - WA ) | 100 km | April
West Virginia - WV South / South Atlantic
Cheat Mountain Moonshine Madness 50 Mile Trail Run
USA ( West Virginia - WV ) | 50 miles | August
Rattlesnake Trail 50k
USA ( West Virginia - WV ) | 50 km | July
Wisconsin - WI Midwest / East North Central
Badgerland Striders 6, 12 & 24 Hour Runs
USA ( Wisconsin - WI ) | 24 Hour Race | September
Ice Age Trail 50 Mile & 50K Run
USA ( Wisconsin - WI ) | 50 miles / 50 km | May
Kettle Moraine 100 Endurance Runs
USA ( Wisconsin - WI ) | 100 miles | June
Mad City 100K
USA ( Wisconsin - WI ) | 100 km | April
The Fall 50
USA ( Wisconsin - WI ) | 50 miles | October
tBunk Challenge
USA ( Wisconsin - WI ) | 200/150/100 miles | November
Tuscobia Winter Ultramarathon
USA ( Wisconsin - WI ) | 150/75 miles | December
Wyoming - WY West / Mountain
Big Horn Mountain Wild and Scenic Trail Run 50 and 100
USA ( Wyoming - WY ) | 100 miles | June
Grand Teton Races ( GTR ) 100 Mile and 50 Mile Ultramarathon
USA ( Wyoming - WY ) | 100 miles | August
Happy Jack Endurance Races
USA ( Wyoming - WY ) | 100 miles | July
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DISCONTINUED
Los Angeles to Las Vegas Footrace 2011
USA ( California - CA ) | 350 miles | Multiday | June
Los Angeles to New York Footrace 2011
USA ( California - CA ) | 3,220 miles | Multiday | June
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ULTRA Series
Want to run & compete in multiple American ultra running events this year?
If YES, then the following Ultra Series / Championships in America MIGHT be just for you...
Gnarly Bandit Ultra Series 2018 ( 5 Races )
Southern California Ultra Runners Grand Prix Series 2018 ( 29 Races )
Trail Animals Running Club ( TARC ) Trail Series 2018 ( 13 Races )
Upper Midwest Trail Runners ( UMTR ) Ultra Series 2018 ( 16 Races )
Other US Ultramarathon Calendar Links...
Still not found a suitable race? Try looking here...
RealEndurance.com - UltraRunning Calendar and Results : www.realendurance.com
Run100s - Miscellaneous Ultras / 100 Mile Races in US & North America : www.run100s.com
Running in the USA Map: Upcoming Ultras : www.runningintheusa.com
ultraRUNNING Online - Calendar : www.ultrarunning.com
Ultra Signup : ultrasignup.com
ULTRA Training Assistance
Are you training / planning to start training for an ultramarathon?
If YES, then the following resources might HELP your training plan...
>> Ultramarathon Training Plans / Schedules ( How to Train for an Ultramarathon )
Note: Includes training schedule/program/plan examples as well as general training tips, help and advice.
Follow us on Facebook & Twitter for the Latest NEWS on UltraRunning, UltraMarathons & UltraRunners ...
Looking for Race Results?
Click the Official Website link within the above pages to find race results listings.
Where would you like to go NEXT?
Navigation Options...
Race Lists
 Global Ultramarathon Races & Events Calendar
Alternative Description: 2018 Worldwide Ultramarathons List 
UK Ultra Running Races & Events Calendar
Alternative Description: 2018 UK Ultramarathons List 
Organiser Lists
Global Ultra Running Race Organisers
Alternative Description: 2018 Worldwide Ultramarathon Organisers
More UltraRunning Stuff!
If you are looking for something in particular, send a message on Twitter @ULTRAmarathonR, post on the Facebook Page or Contact Us by eMail. Alternatively check out these other UltraRunning Resources.
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