100 km ultramarathons – Běžecký kalendář
Explore 100 km ultramarathons and long-distance events in the Czech Republic. Find course profiles, terrain notes and practical entry details for ultrarunners.
All 100 km races in Czech Republic from June 2026 to June 2027
5 Jun
Zlin Region
Valašské kilo
Valašsko region, Czech Republic
Valašské Kilo is a challenging 100 km ultramarathon run through the beautiful and hilly landscape of Wallachia with at least 3,500 meters of…
13 Jun
Karlovy Vary Region
Extrem Run 5Hills
Vojtanov, Karlovy Vary District, Czech Republic
Extrem Run 5 Hills is an ultratrail running race in the westernmost tip of the Czech Republic, offering a challenging 91-kilometer route wit…
11 Jul
South Moravian Region
MiniTMMTR - TransMoravský Masochistický Terénní Běh
Lomnice, Jihomorava, Czech Republic
MiniTMMTR is a challenging trail run of 100 km starting in Lomnice in the South Moravian Region. The route passes through beautiful areas of…
28 08
Moravian-Silesian Region
Beskydská sedmička
Třinec, Moravskoslezský kraj, Czech Republic
IMOS Beskydská sedmička is an extreme mountain marathon across the entire Beskydy Mountains, running from Třinec to Frenštát pod Radhoštěm.…
5 09
Pilsen Region
Barokomaraton
Plasy, Plzeňský kraj, Czech Republic
Barokomaraton is the 19th edition of a cross country run held in the picturesque environment of the town of Plasy and the valley of the Stře…
11 09
Moravian-Silesian Region
Prajzské kilo
Ludgeřovice, Moravskoslezský kraj, Czech Republic
Prague Kilo is an ultratrail race in the Hlučínsko landscape that commemorates the historical borders and stories of the region divided in 1…
19 09
South Bohemian Region
Li.T.R. – Lipno.trail.run.
Lipno nad Vltavou, South Bohemia, Czech Republic
Li.t.r. is a weekend trail festival featuring a main race of 108 km with over 2000 meters of elevation change around Lipno. The run offers a…
9 Oct
Prague
Pražský Kelt
Praha 4-Kunratice, Praha, Czech Republic
Prague Celts is a unique 100 km ultra trail in the heart of Prague, offering runners the opportunity to experience beautiful nature and Celt…
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