Ultra Running Hub Races
346 ultras worldwide
100k — remove filter 346 races match · sorted by date
· page 5 of 6
346 races found
Date Race Location Dist Climb Grit
7 Nov Conquer The Castle 100K Trail Race Fixed Distance · climbing unknown Willoughby Hills, OH, United States 100 km — 5.0 est 7 Nov Krabat 100 Fixed Distance · fast & flat Kolkwitz, Germany 102 km 350 m 5.6 7 Nov Mountain Masochist 100km Trail Run Fixed Distance · rolling Montebello, VA, United States 100 km 1,800 m 7.7 7 Nov Stone Cat 100 Km Fixed Distance · climbing unknown Ipswich, MA, United States 100 km — 5.0 est 7 Nov Ultramaratona Fenix 100km Fixed Distance · climbing unknown Sao Bernardo do Campo, SP, Brazil 100 km — 5.0 est 8 Nov Koshu Alps Haute Route Challenge Klesa 108 Fixed Distance · mountain Koshu, Yamanashi Pref., Japan 108 km 5,905 m 10.0 13 Nov Mons Ultra Trail 104km Fixed Distance · mountain Nova Trento, SC, Brazil 104 km 6,100 m 10.0 14 Nov Looking Glass 100 km Trail Race Fixed Distance · climbing unknown Pisgah Forest, NC, United States 100 km — 5.0 est 21 Nov 15h Yilan Dongshan River 100km Ultra-Marathon Fixed Distance · climbing unknown Wujie Township, Taiwan 100 km — 5.0 est 21 Nov Colt 60 Mile Trail Run Fixed Distance · climbing unknown Lakeland, FL, United States 97 km — 4.9 est 21 Nov Dinosaur Valley Endurance Run 100 Km Fixed Distance · climbing unknown Glen Rose, TX, United States 100 km — 5.0 est 21 Nov Fat Ox 100 Km Run Fixed Distance · climbing unknown Goodyear, AZ, United States 100 km — 5.0 est 21 Nov U.A.I. Reverse - Hard Fixed Distance · rolling Baependi, MG, Brazil 120 km 2,718 m 10.0 21 Nov WAI2K 100K Ultra Fixed Distance · mountain Greytown, New Zealand 100 km 5,000 m 10.0 22 Nov Nagasaki Tachibana Gulf Coast Super Maranic 103 Fixed Distance · climbing unknown Nagasaki, Japan 103 km — 5.2 est 28 Nov Ultra Maratona do Sol 100km Fixed Distance · climbing unknown Natal, RN, Brazil 100 km — 5.0 est 4 Dec XIII Desafio Das Catedrais - 130km Fixed Distance · climbing unknown Maringa, PR, Brazil 130 km — 6.5 est 5 Dec Heroes - Jinshui Camp Trail 115Km Fixed Distance · rolling Fangliao Township, Taiwan 115 km 2,912 m 10.0 5 Dec Jackson County 50-50 Ultra-marathon - 100km Fixed Distance · climbing unknown Brownstown, IN, United States 100 km — 5.0 est 5 Dec Ultra Maratona dos Campos Gerais 100km Fixed Distance · climbing unknown Ponta Grossa, PR, Brazil 100 km — 5.0 est 5 Dec XIII Desafio Das Catedrais - 100km Fixed Distance · climbing unknown Maringa, PR, Brazil 100 km — 5.0 est 6 Dec Marcona Wind Trail Fixed Distance · fast & flat Ica, Marcona, Peru 100 km 748 m 6.1 12 Dec Antarctic 100k Race Fixed Distance · climbing unknown Union Glacier, Antarctica, Chile 100 km — 5.0 est 12 Dec Naughty Hog Fixed Distance · climbing unknown Valley View, TX, United States 100 km — 5.0 est 12 Dec Texmas Trail Race Fixed Distance · climbing unknown Smithville, TX, United States 104 km — 5.2 est 19 Dec Khaoyai 100K Ultra Road Marathon Fixed Distance · fast & flat KhaoYai, Thailand 100 km 1,166 m 6.7 19 Dec Tengu 100 Fixed Distance · climbing unknown Hachioji, Japan 100 km — 5.0 est 20 Dec Okinawa 100km Ultramarathon Fixed Distance · climbing unknown Yonohara, Okinawa Pref., Japan 100 km — 5.0 est 28 Dec Across The Years, 100km Fixed Distance · fast & flat Peoria, AZ, United States 100 km 6 m 5.0 30 Dec Snowdrop Ultra 55 Hour Race - 100km Split Fixed Distance · climbing unknown Sugar Land, TX, United States 100 km — 5.0 est 1 Jan Lake Travis New Years Trail Challenge Fixed Distance · climbing unknown Marble Falls, TX, United States 100 km — 5.0 est 9 Jan Bandera 100 km Endurance Run Fixed Distance · climbing unknown Bandera, TX, United States 100 km — 5.0 est 16 Jan Coldwater Rumble 100 Km Race Fixed Distance · climbing unknown Goodyear, AZ, United States 100 km — 5.0 est 16 Jan Cowboy Yeti Fixed Distance · fast & flat Bastrop, TX, United States 100 km 730 m 6.1 16 Jan True Blue Ultra 100 Km Fixed Distance · fast & flat Australind, WA, Australia 100 km 16 m 5.0 17 Jan Big Bend Ultra Fixed Distance · climbing unknown Lajitas, TX, United States 100 km — 5.0 est 22 Jan Pierewaai Winter Trail 100k (nightrun) Fixed Distance · fast & flat Hoek van Holland, Netherlands 100 km 580 m 5.9 23 Jan Running the Rose 108k Fixed Distance · climbing unknown Tyler, TX, United States 108 km — 5.4 est 23 Jan Sean OBrien 100 km Trail Race Fixed Distance · mountain Calabasas, CA, United States 100 km 4,000 m 10.0 23 Jan Ultra Trail Gazelles Sahara 110 km Fixed Distance · fast & flat Tozeur, Tunisia 110 km 259 m 5.9 20 Feb Happy Chinese New Year 100 km Race Fixed Distance · climbing unknown San Diego, CA, United States 100 km — 5.0 est 20 Feb Jackpot Ultra Running Festival 100km Race Fixed Distance · climbing unknown Henderson, NV, United States 100 km — 5.0 est 20 Feb Red Dirt Ultra 100 Km Fixed Distance · climbing unknown Natchitoches, LA, United States 100 km — 5.0 est 26 Feb Ultramaraton Fuego Y Agua 100 km Fixed Distance · mountain Moyogalpa, Isla de Ometepe, NCA 100 km 4,860 m 10.0 27 Feb 3ª UltraHélike 100km Fixed Distance · fast & flat Elche, Spain 100 km 1,150 m 6.7 27 Feb Lake Vian 100km Hilltop Run Fixed Distance · climbing unknown Vian, OK, United States 100 km — 5.0 est 27 Feb SoCalUltraTrail at Tejon Ranch Fixed Distance · climbing unknown Lebec, CA, United States 100 km — 5.0 est 27 Feb Sycamore Canyon 100k Fixed Distance · climbing unknown Poway, CA, United States 100 km — 5.0 est 6 Mar Crazy Desert Trail Race 100 km Race Fixed Distance · climbing unknown San Angelo, TX, United States 100 km — 5.0 est 20 Mar The Big Alta Fixed Distance · climbing unknown Marinwood, CA, United States 100 km — 5.0 est 26 Mar Badger Mountain 100 Km Challenge Fixed Distance · climbing unknown Kennewick, WA, United States 100 km — 5.0 est 28 Mar Buffalo Stampede 100km Fixed Distance · mountain Bright, VIC, Australia 100 km 5,181 m 10.0 3 Apr Festival de UltraFondo Burjassot - 100k Fixed Distance · fast & flat Burjassot, Spain 100 km 5 m 5.0 3 Apr Lake Zuri 100 Endurance Run Fixed Distance · rolling Zürich, Switzerland 106 km 3,200 m 10.0 10 Apr BiMa 100 HTN Fixed Distance · rolling Witzenhausen-Kleinalmerode, Germany 100 km 2,000 m 8.0 10 Apr Gorge Waterfalls 100K Fixed Distance · mountain Cascade Locks, OR, United States 100 km 4,200 m 10.0 17 Apr Leona Divide 100 Km Run Fixed Distance · climbing unknown Lake Hughes, CA, United States 100 km — 5.0 est 17 Apr Rock/Creek Stillhouse 100 km Race Fixed Distance · rolling Soddy-Daisy, TN, United States 100 km 3,600 m 10.0 17 Apr Viborg 100 km Fixed Distance · fast & flat Viborg, Denmark 100 km 20 m 5.0 17 Apr Whiskey Basin 91 km Trail Run Fixed Distance · climbing unknown Prescott, AZ, United States 91 km — 4.6 est est — Grit from distance alone; the organiser has not published an elevation profile.