100 km races in Romania (Trail)
This page narrows the calendar to 100 km races within the trail race type, which is helpful when both distance and race format shape the right choice. Use it to compare like-for-like options before committing to a race.
All 100 km races in Romania from April 2026 to April 2027
23 May
Brașov County
Transylvania 100
Castelul Bran, Bran, Brașov County, Romania
Transylvania 100 is a mountain running event offering five different races, from a half marathon to a 100 km ultra-marathon, held in the Buc…
24 May
Brașov County
TRANSYLVANIA 100K
Castelul Bran, Bran, Brașov, Romania
Transylvania 100 is a mountain ultramarathon event taking place in the wilderness of the Bucegi Mountains, crossing high-altitude routes. Th…
29 May
Suceava County
Ultrabug
Fundu Moldovei, Suceava County, Romania
Ultrabug is a 3-day fully supported ultramarathon taking place on scenic mountain trails in the Carpathian Mountains of Romania, in the Fund…
20 Jun
Mureș County
Maratonul Târnavei
Ruck Ventilatoare, Târnaveni, Mureș, Romania
The Tarnava Marathon is a trail running event organized by the Tarnaveni Cycling Association in collaboration with Ruck Ventilatoare, held i…
4 Jul
Brașov County
Carpathia Trails
Cheile Grădiștei, Fundata, Brașov, Romania
Carpathia Trails is a mountain running race taking place on July 4, 2026, at Cheile Grădiștei Complex, Fundata, crossing three mountain rang…
10 Jul
Sălaj County
Zalău Ultra Trail
Zalău, Sălaj, Romania
Zalău Ultra Trail is a mountain running competition held over three days in the heart of the Sălaj Mountains. The event offers a variety of…
3 Oct
Sălaj County
Last Man Standing
Zalău, Sălaj County, Romania
Last Man Standing is a unique endurance and strategy race where each 6.7 km lap must be completed within a maximum of one hour. Participants…
1–7 of 7 Races
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