100Ms in the USA
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City Data
Logan, UT
Bear 100
Sep 28, 2018
Perryville, AR
Arkansas Traveller 100
Oct 6, 2018
Dallas, TX
Big Cedar Endurance Run - 100M
Nov 3, 2018
Florahome, FL
Iron Horse Endurance Runs
Feb 9, 2019
Fairbanks, AK
White Mountains 100
Mar 24, 2019
Kennesaw, GA
General 100
Oct 6, 2018
Sterling, IL
Hennepin Hundred
Oct 6, 2018
Big Bear Lake, CA
Kodiak Ultra Marathon
Aug 17, 2018
Fountain Hills, AZ
Javelina Jundred
Oct 27, 2018
Anchorage, AK
Susitna 100 And Little Su 50K
Feb 16, 2019
Alexander City, AL
Lake Martin 100
Mar 23, 2019
Dalton, GA
Georgia Jewel
Sep 22, 2018
Easton, WA
Cascade Crest Classic 100 Miler
Aug 25, 2018
Abingdon, VA
Yeti 100 Mile Endurance Run
Sep 28, 2018
West Windsor, VT
Vermont 100 Endurance Run
Jul 21, 2018
Goshen, VT
Infinitus Races
May 31, 2019
Bristol, RI
Anchor Down Ultra
Aug 17, 2018
Kaneohe, HI
HURT Trail 100
Jan 19, 2019
Falls of Rough, KY
Falls 100
Dec 1, 2018
Honolulu, HI
Hawaii Kai Ultra Run - Kalama Valley
Dec 16, 2017
Hawaii Kai Ultra Run - XTreme
Jul 21, 2018
Alcoa, TN
Pistol Ultra Run
Mar 16, 2019
Kenosha, WI
Hilloopy 100+ Relay
Jul 28, 2018
Ft. Valley, VA
Massanutten Mountain Trails 100 Mile Run
May 19, 2018
Old Dominion 100 Mile Endurance Run
Jun 1, 2019
Silverton, CO
Hardrock 100
Jul 20, 2018
Granite Bay, CA
Rio Del Lago 100 Mile Endurance Run
Nov 3, 2018
Salt Lake City, UT
Wasatch Front 100 Mile Endurance Run
Sep 7, 2018
Raleigh, NC
Umstead 100 Mile Endurance Run
Apr 6, 2019
Lake Tahoe, NV
Tahoe Rim Trail Endurance Runs
Jul 20, 2019
Squaw Valley, CA
Western States Endurance Run
Jun 29, 2019
Bandera, TX
Cactus Rose 100 Mile
Oct 27, 2018
Rocky Point, NY
Tesla Hertz Run
Oct 6, 2018
Sebastian, FL
Saint Sebastian 100
Nov 24, 2018
Richland, WA
Badger Mountain Challenge
Mar 30, 2018
Grand Junction, CO
Grand Mesa Ultras
Jul 28, 2018
Lawrence, KS
Hawk Hundred
Sep 8, 2018
Syracuse, UT
Antelope Island Buffalo Run
Mar 23, 2018
Ottawa, KS
Kansas Rails-to-Trails Fall Ultra Extravaganza
Oct 27, 2018
Prairie Spirit Trail Ultra Races
Mar 30, 2019
Steamboat Springs, CO
Run Rabbit Run - 100M Trail Run
Sep 14, 2018
Traverse City, MI
Lighthouse 100
Jun 1, 2019
Pittsfield, VT
Peak Bloodroot Ultra - 100M
May 10, 2019
Rodeo Beach, CA
Headlands Hundred
Sep 8, 2018
Sylacauga, AL
Pinhoti 100
Nov 3, 2018
Jupiter, FL
Dunes 100
Mar 3, 2018
Ashland, OR
Pine to Palm 100 Mile Endurance Run
Sep 8, 2018
Willoughby Hills, OH
Burning River 100 Mile Endurance Run
Jul 28, 2018
Key West, FL
KEYS100
May 18, 2019
Hot Springs, AR
Run LOViT 100M
Feb 22, 2019
Houston, TX
Houston Running Festival
Dec 15, 2018
El Paso, TX
Lone Star 100
Feb 9, 2019
Huntsville, TX
Rocky Raccoon 100 Mile Trail Run
Feb 2, 2019
Destin, FL
Destin Beach Ultra Runs
Feb 16, 2019
Plain, WA
Plain Endurance Runs
Sep 15, 2018
Goodyear, AZ
Coldwater Rumble Trail Runs
Jan 19, 2019
Wrightwood, CA
Angeles Crest 100 Mile Endurance Run
Aug 3, 2019
Tulsa, OK
Urban Adventure Race
Sep 29, 2018
Albion, IN
Indiana Trail 100
Oct 13, 2018
Pensacola, FL
Wildcat 100
Sep 1, 2018
Leadville, CO
Leadville Trail 100 Mile Run
Aug 18, 2018
Pocatello, ID
Scout Mountain Ultra Trail
Jun 1, 2018
Loudonville, OH
Mohican 100 Mile, 50 Mile and Marathon Runs
Jun 15, 2019
Trabuco Canyon, CA
Baldy Marathons
Apr 28, 2018
Titusville, PA
Oil Creek 100 Trail Runs
Oct 6, 2018
Pelham, AL
Blood Rock 100 and 50
Sep 29, 2018
Fairplay, CO
Silverheels 100 Mile
Jul 6, 2019
Wendover, UT
Salt Flats Endurance Runs
May 3, 2019
Tahlequah, OK
Pumpkin Holler Hunnerd
Oct 20, 2018
Bailey, CO
Lactic Acid Trip
Oct 5, 2018
Steelville, MO
Ozark Trail 100 Mile Endurance Run
Nov 3, 2018
Salida, CO
High Lonesome 100
Aug 3, 2018
Pine, AZ
Mogollon Monster 100
Sep 15, 2018
Clewiston, FL
Skydive Ultra Florida
Jan 26, 2019
Blue Ridge, GA
Cruel Jewel 100M
May 17, 2019
Sturgis, SD
Black Hills 100
Jun 28, 2019
Eagle, ID
Pulse Endurance Runs
Mar 23, 2018
Swoope, VA
Grindstone 100
Oct 5, 2018
Faust, UT
Pony Express Trail 100
Oct 19, 2018
Lanesboro, PA
Viaduct Trail Ultramarathon
Jul 28, 2018
Goldsboro, NC
Cures For The Colors 100 Mile Run/Walk
Apr 21, 2018
Harrison, TN
Run Amok
Nov 3, 2018
Honey Creek, IA
The Hitchcock Experience Endurance Runs
Dec 8, 2018
Laguna Beach, CA
San Diego 100
Jun 7, 2019
Reedley, CA
Silver Moon Race
Apr 28, 2018
Port Allen, LA
Children of the Cane
Oct 6, 2018
Burns, TN
Mo' Bell
Aug 4, 2018
Needville, TX
Brazos Bend 100
Dec 8, 2018
Wesley Chapel, FL
Long Haul 100
Jan 19, 2019
Wellsboro, PA
Pine Creek Challenge
Sep 8, 2018
Virgin, UT
Zion 100 Mile & 100K
Apr 12, 2019
Amelia Island, FL
Fort Clinch 100
Mar 24, 2018
Comstock Park, MI
Fred Running Relays
Aug 10, 2018
Marietta, SC
Knock on Wood Ultra Series
May 3, 2019
Ville Platte, LA
Loup Garou Trail Run
Dec 15, 2018
Chicot Challenge
Mar 23, 2019
Vienna, IL
Tunnel Hill 100
Nov 10, 2018
Los Olivos, CA
Born To Run Ultra Marathons
May 17, 2019
Theilman, MN
Zumbro 100
Apr 13, 2018
Olallie Lake, OR
Mountain Lakes 100
Sep 22, 2018
Custer, SD
Lean Horse 100 - Friday Events
Aug 17, 2018
Canal Fulton, OH
Eagle Up Ultra
Jun 8, 2019
Bethera, SC
Frozen: H3
Jan 19, 2019
Hell Hole Hundred
Jun 1, 2019
Elkhorn City, KY
Cloudsplitter 100
Oct 13, 2018
Carthage, MO
36 Hours Of Jack
Dec 8, 2018
Cat Spring, TX
Habanero Hundred
Aug 18, 2018
Booneville, IA
Booneville Backroads Ultra
May 26, 2018
Pinson, TN
Dream Chaser
Oct 6, 2018
Stanton, KY
War Hammer 100 Mile Endurance Run
Jun 2, 2018
Angel Fire, NM
Angel Fire Endurance
Jun 16, 2018
Port Gamble, WA
Lumberjack Endurance Runs
Apr 14, 2018
Hardwick, NJ
NJ Ultra Festival
Apr 14, 2018
Kingman, KS
Honey Badger 100M Ultra Road Race
Jul 13, 2019
Waterville, PA
Eastern States 100
Aug 10, 2019
Mountain Center, CA
Beyond Limits Ultra
Apr 4, 2019
Fort Gibson, OK
Whiskey Tango Foxtrot 100M Relay
Nov 11, 2017
Hatch, UT
Bryce Canyon 100M
Jun 1, 2018
Blue River, OR
Old Cascadia
Sep 15, 2018
Teanaway, WA
Teanaway Country 100
Sep 15, 2018
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| Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
City Location
1. Coldwater Rumble Trail Runs
-
Jan 19, 2019Saturday
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100M, 52M, 52K, 50K, 20M, 20K, 4M trail run
Race Link
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Goodyear, AZ
Maricopa County, AZ
2. Frozen: H3
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Jan 19, 2019Saturday
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100M, 100K, 60K, 16.3M trail run | 100M relay
Race Link
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Bethera, SC
Berkeley County, SC
3. HURT Trail 100
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Jan 19, 2019Saturday
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100M trail run
Race Link
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Kaneohe, HI
Honolulu County, HI
4. Long Haul 100
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Jan 19, 2019Saturday
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100M, 100K run
Race Link
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Wesley Chapel, FL
Pasco County, FL
5. Skydive Ultra Florida
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Jan 26, 2019Saturday
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100M, 50M, 50K, 26.2M, 13.1M, 10K run
Race Link
-
Clewiston, FL
Hendry County, FL
6. Rocky Raccoon 100 Mile Trail Run
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Feb 2, 2019Saturday
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100M, 50M trail run
Race Link
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Huntsville, TX
Walker County, TX
7. Red Dirt Ultra
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Past DateFeb 3, 2018Saturday
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100M, 100K, 50K trail run
Race Link
- Provencal, LA
8. Iron Horse Endurance Runs
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Feb 9, 2019Saturday
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100M, 100K, 50M trail run
Race Link
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Florahome, FL
Putnam County, FL
9. Lone Star 100
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Feb 9, 2019Saturday
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100M, 100K trail run | 100K relay
Race Link
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El Paso, TX
El Paso County, TX
10. Destin Beach Ultra Runs
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Feb 16, 2019Saturday
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24H, 100M run
Race Link
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Destin, FL
Okaloosa County, FL
11. Susitna 100 And Little Su 50K
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Feb 16, 2019Saturday
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100M, 50K trail run
Race Link
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Anchorage, AK
Anchorage County, AK
12. Jackpot Ultra Running Festival
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Past DateFeb 17, 2018Saturday
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24H, 100M, 12H, 50M, 6H, 26.2M run
Race Link
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Las Vegas, NV
Clark County, NV
13. Run LOViT 100M
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Feb 22, 2019Friday
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100M run
Race Link
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Hot Springs, AR
Garland County, AR
14. Dunes 100
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Past DateMar 3, 2018Saturday
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100M, 50M trail run | 100M relay
Race Link
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Jupiter, FL
Palm Beach County, FL
15. Antelope Canyon Ultra Marathons
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Mar 9, 2019Saturday
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100M, 50M, 50K trail run
Race Link
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Page, AZ
Coconino County, AZ
16. Pistol Ultra Run
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Mar 16, 2019Saturday
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100M, 100K, 50M, 50K, 10M, 1M run | 50K relay | kids run
Race Link
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Alcoa, TN
Blount County, TN
17. Antelope Island Buffalo Run
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Past DateMar 23, 2018Friday
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100M trail run
Race Link
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Syracuse, UT
Davis County, UT
18. Chicot Challenge
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Mar 23, 2019Saturday
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100M relay
Race Link
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Ville Platte, LA
Evangeline County, LA
19. Lake Martin 100
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Mar 23, 2019Saturday
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100M, 50M, 27M trail run
Race Link
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Alexander City, AL
Tallapoosa County, AL