August Ultras in the USA
Liberty, UT
Skyline Mountain Marathon
Aug 12, 2023
Marquette, MI
Marquette Trail 50
Aug 19, 2023
Aug 18, 2023
Enumclaw, WA
Ragnar Trail Rainier
Aug 25, 2023
Sausalito, CA
Rodeo Valley Trail Run
Aug 5, 2023
Headlands 100K Endurance Run
Aug 12, 2023
Rodeo Beach Trail Run
Aug 12, 2023
Middleton, WI
Run the Hawk Trail Runs
Aug 26, 2023
Portland, OR
Hood To Coast Relay
Aug 25, 2023
Fairbanks, AK
Drew's Angel Creek 50
Aug 12, 2023
Pittsfield, MA
Sweltering Summer Ultra
Aug 12, 2023
Montana City, MT
HURL Elkhorn Endurance Runs
Aug 5, 2023
North Easton, MA
East End Trail Races
Aug 7, 2022
Utica, NY
Peak to Brew Relay
Aug 12, 2023
Anchorage, AK
Anchorage RunFest
Aug 20, 2023
Aug 19, 2023
Bellingham, WA
Lost Lake 50K
Aug 27, 2022
Hamster Endurance Runs
Aug 12, 2023
Fayetteville, NY
Green Lakes Endurance Runs
Aug 26, 2023
Voorheesville, NY
Thacher Park Trail Running Festival
Aug 20, 2023
Bristol, RI
Anchor Down Ultra
Aug 11, 2023
East Lansing, MI
Run the Bunyan Relay
Aug 19, 2023
Lincoln, NE
Gravel Worlds Land Ho Run
Aug 25, 2023
Duluth, MN
Ragnar Relay Great River
Aug 11, 2023
Cedar Hill, TX
Blazin' Summer Sufferfest
Aug 5, 2023
Newport, OR
Tufted Puffin Endurance Run
Aug 5, 2023
Fairmont, WV
Wild Turkey 50K 25K and 8 Miler
Aug 19, 2023
Brevard, NC
Operation STIRLING
Aug 30, 2023
Powell, OH
Nocterra Quitter's Run
Aug 13, 2023
Lake Tahoe, NV
Marlette 50K
Aug 13, 2023
Middletown, OH
Steel City 12 Hour Run/Ruck
Aug 5, 2023
Minneapolis, MN
Ragnar Relay Great River
Aug 11, 2023
Stowe, VT
100 on100 Relay
Aug 12, 2023
Calabasas, CA
Bulldog Trail Runs
Aug 19, 2023
Mill Valley, CA
Tamalpa Headlands 50K
Aug 19, 2023
Vonore, TN
Fort Frenzy Ultra Festival
Aug 12, 2023
Steamboat Springs, CO
Wild West Relay
Aug 4, 2023
Continental Divide Trail Run
Aug 26, 2023
Springville, UT
Kat'cina Mosa 100K Mountain Run
Aug 5, 2023
Buena Vista, CO
TransRockies Run
Aug 14, 2023
Cincinnati, OH
American Cancer Society C2C Relay Run
Aug 12, 2023
Salem, OR
Angry Owl Ultramarathons
Aug 12, 2023
Lincoln, RI
RiMaConn Relay
Aug 26, 2023
Phoenixville, PA
Phoenixville XC: Miles for Cancer 6-Hour Relay & Ultra
Aug 12, 2023
Wilmington, NY
Peak to Brew Relay
Aug 12, 2023
Pennsauken, NJ
Loopy Looper 12 Hour
Aug 5, 2023
Manistee, MI
North Country Trail Run
Aug 26, 2023
Aug 27, 2023
Louisville, KY
Run for Dreams
Aug 5, 2023
Berea, KY
Bluegrass Reaper Challenge
Aug 12, 2023
Kirkwood, CA
Kirkwood's Ultras
Aug 5, 2023
Rachel, NV
E.T. Full Moon Midnight Marathon
Aug 5, 2023
Lakewood, OH
Hell on Hogsback: Endurance Challenge
Aug 26, 2023
Bountiful, UT
Elephant Rock Trail Run
Aug 12, 2023
Oakridge, OR
Waldo 100K
Aug 5, 2023
Oregon 200
Aug 25, 2023
Vernal, UT
Mountain Madness
Aug 19, 2023
Pollock Pines, CA
Trail Run at Sly Park Lake
Aug 26, 2023
Brookville, PA
Baker Trail UltraChallenge
Aug 26, 2023
Morris, IL
Anybody 5K
Aug 18, 2023
Aug 19, 2023
Edwardsville, IL
Watershed Endurance 6H 3H Runs
Aug 12, 2023
Billings, MT
REVENANT
Aug 12, 2023
Princeton, NJ
Uyghur Endurance Challenge
Aug 27, 2022
Waddell, AZ
Vertigo Night Runs
Aug 19, 2023
Juneau, AK
Nifty Fifty
Aug 12, 2023
Ann Arbor, MI
Run the Bunyan Relay
Aug 19, 2023
Danville, IL
Howl at the Moon 8 Hour Run
Aug 12, 2023
Leadville, CO
Leadville Trail 100 Mile Run
Aug 19, 2023
Oakland, CA
Redwood (Summer) Trail Run
Aug 12, 2023
Castro Valley, CA
Skyline 50K
Aug 6, 2023
Merrill, WI
Underdown Trail Races
Aug 19, 2023
Fairplay, CO
Sheep Mountain Ultras
Aug 5, 2023
King George, VA
Dahlgren Heritage Rail Trail 50K
Aug 5, 2023
Waynesville, MO
Bad Dawg Ultra
Aug 19, 2023
Volcano, HI
Time for Wine
Aug 20, 2023
Bruceton Mills, WV
Ragnar Trail Relay - Appalachians
Aug 11, 2023
Brandon, MS
Death By 5K
Aug 26, 2023
Hood River, OR
Post Canyon 50K
Aug 19, 2023
Buckeye, AZ
Jackrabbit Jubilee
Aug 26, 2023
Manchester, TN
A Race for the Ages
Aug 31, 2023
Ludlow, VT
100 on100 Relay
Aug 12, 2023
Windham, ME
Firebird Trail Races
Aug 26, 2023
La Grande, OR
Elkhorn Relay
Aug 12, 2023
Campbellsville, KY
The Possum Night Run
Aug 19, 2023
Bolivar, OH
5 Lakes Ultra Race
Aug 5, 2023
Galena, OH
Red Moon Trail Runs
Aug 12, 2023
Gold Beach, OR
Secret Beach 100K/50M
Aug 26, 2023
Danbury, NH
Ragged 75 Stage Race and 50K
Aug 4, 2023
Custer, SD
Lean Horse
Aug 19, 2023
Aug 20, 2023
Island Park, ID
Harriman Park 25K/50K
Aug 26, 2023
Cloudcroft, NM
Cloudcroft Ultra Trail Race
Aug 19, 2023
Cat Spring, TX
Habanero Hundred
Aug 12, 2023
Cimarron, NM
Philmont Trail Race
Aug 12, 2023
Mt. St. Helens, WA
Volcanic 50
Aug 5, 2023
Aug 6, 2023
Bigfoot 200
Aug 11, 2023
Ida Grove, IA
Trail of the Dragon 50K/50M
Aug 5, 2023
Naples, NY
Twisted Branch Trail Run
Aug 19, 2023
Cassadaga, NY
Frickin Hot 50K
Aug 5, 2023
Waterville, PA
Eastern States 100
Aug 12, 2023
Fort Collins, CO
Wild West Relay
Aug 4, 2023
La Sal, UT
UTE 100
Aug 26, 2023
Newmanstown, PA
RunPA Trail Jamboree
Aug 5, 2023
Aug 6, 2023
Smicksburg, PA
Baker Trail UltraChallenge
Aug 26, 2023
Kalaheo, HI
The Kauai 50
Aug 5, 2023
Cooke City, MT
Prospector's 50K
Aug 12, 2023
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| Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
City Location
1. Ragnar Trail Oregon
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Aug 4, 2023Friday
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125.6M relay
More Information
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Bend, OR
Deschutes County, OR
2. Ragged 75 Stage Race and 50K
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Aug 4, 2023Friday
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75M, 50K trail run
More Information
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Danbury, NH
Merrimack County, NH
3. Wild West Relay
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Aug 4, 2023Friday
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200M relay
More Information
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startFort Collins, COfinishSteamboat Springs, CORoutt County, COLarimer County, CO
4. 5 Lakes Ultra Race
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Aug 5, 2023Saturday
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200M, 100M, 100K, 50K trail run
More Information
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Bolivar, OH
Tuscarawas County, OH
5. Blazin' Summer Sufferfest
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Aug 5, 2023Saturday
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54K, 36K, 18K, 10K, 5K trail run
More Information
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Cedar Hill, TX
Dallas County, TX
6. Capt'n Karl's Trail Series - Colorado Bend
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Aug 5, 2023Saturday
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60K, 30K, 20K, 10K trail run
More Information
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Bend, TX
San Saba County, TX
7. Dahlgren Heritage Rail Trail 50K
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Aug 5, 2023Saturday
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50K trail run
More Information
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King George, VA
King George County, VA
8. E.T. Full Moon Midnight Marathon
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Aug 5, 2023Saturday
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51K, 26.2M, 13.1M, 10K, 5K run
More Information
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Rachel, NV
Lincoln County, NV
9. Frickin Hot 50K
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Aug 5, 2023Saturday
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50K run
More Information
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Cassadaga, NY
Chautauqua County, NY
10. Hatcher Pass 50 Mile, Marathon and Relay
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Aug 5, 2023Saturday
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50M, 26M run | 50M, 26M relay
More Information
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Willow, AK
Matanuska-Susitna County, AK
11. HURL Elkhorn Endurance Runs
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Aug 5, 2023Saturday
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53M, 52K, 15M trail run
More Information
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Montana City, MT
Jefferson County, MT
12. Kanawha Trace Trail Runs
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Aug 5, 2023Saturday
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50K, 25K, 10K trail run
More Information
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Ona, WV
Cabell County, WV
13. Kat'cina Mosa 100K Mountain Run
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Aug 5, 2023Saturday
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100K trail run
More Information
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Springville, UT
Utah County, UT
14. Kirkwood's Ultras
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Aug 5, 2023Saturday
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100K, 46M, 50K, 26.2M, 25K, 13.1M trail run
More Information
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Kirkwood, CA
El Dorado County, CA
15. Loopy Looper 12 Hour
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Aug 5, 2023Saturday
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12H run
More Information
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Pennsauken, NJ
Camden County, NJ
16. Rodeo Valley Trail Run
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Aug 5, 2023Saturday
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50K, 30K, 13.1M, 8K trail run
More Information
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Sausalito, CA
Marin County, CA
17. Run for Dreams
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Aug 5, 2023Saturday
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24H, 12H run | 24H relay
More Information
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Louisville, KY
Jefferson County, KY
18. RunPA Trail Jamboree
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Aug 5, 2023Saturday
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24H, 12H, 6H, 3H trail run
More Information
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Newmanstown, PA
Lebanon County, PA
19. Sheep Mountain Ultras
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Aug 5, 2023Saturday
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50M, 50K trail run
More Information
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Fairplay, CO
Park County, CO
20. Steel City 12 Hour Run/Ruck
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Aug 5, 2023Saturday
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12H run
More Information
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Middletown, OH
Butler County, OH
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.