50 km races in Bulgaria (Trail)
This page narrows the calendar to 50 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 50 km races in Bulgaria from October 2026 to October 2027
24 Apr
Plovdiv
Асеновградски Баири
Asenovgrad, Plovdiv Province, Bulgaria
Asenovgrad Hills is a race and festival that combines sport and outdoor fun in the natural surroundings of Asenovgrad and the Rhodope Mounta…
29 May
Smolyan
DECATHLON Thracian Ultra
село Широка лъка, Смолян, България
DECATHLON TRAKIA UTRA is a mountain running event that brings the spirit of the ancient Thracian lands to life through the magic of nature a…
12 Jun
Lovech
Отвъд Мостъ / Beyond the Bridge
Lovech, Lovech Province, Bulgaria
Otvad Mosta is a unique bike-and-run event in Lovech, combining a sporting challenge with historical and natural landmarks. Participants pas…
3 Jul
Vratsa
Вършец ултра
Вършец, Враца, Bulgaria
Varshets Ultra is a mountain running event offering a range of distances suitable for experienced ultramarathon runners as well as beginners…
4 Jul
Montana
Вършец рън
Вършец, Вършец, Bulgaria
Varshets Run and Varshets Ultra is a mountain running event offering a range of distances suitable for experienced runners, beginners, and c…
31 Jul
Smolyan
Green Heart Half Ultra Chepelare
Chepelare, Smolyan, Bulgaria
Green Heart Half Ultra Chepelare is an event in the Bulgarian Half Ultra Challenge Series, held in Chepelare, in the Western Rhodopes. The s…
31 Jul
Smolyan
Славееви Планини Ултра
Доспат, Смолян, България
Slaveevi Planini Ultra 2026 is a trail running and mountain biking event held in the surroundings of the town of Dospat in the Rhodope Mount…
21 Aug
Smolyan
DECATHLON Persenk Ultra
Пампорово, Смолян, България
DECATHLON Persenk Ultra is one of Bulgaria’s leading trail running races, held every summer in the heart of the Rhodope Mountains. The event…
28 Aug
Sofia Province
Adventure Sky Run
Borovets, Samokov Municipality, Bulgaria
Adventure Skyrun is a mountain race held in the Rila Mountains since 2016, offering three distances of varying difficulty and length. The co…
28 Aug
Sofia Province
Adventure Skyrun 2026
Malyovitsa Sports Center, Bansko Ski Resort, Samokov, Bulgaria
Adventure Skyrun is a mountain race held in the Rila Mountains since 2016, with three distances passing through scenic locations such as Mal…
28 Aug
Montana
Kom Epic Half Ultra Берковица
Берковица, Монтана, България
Kom Epic Half Ultra Berkovitsa is a mountain race, part of the Bulgarian Half Ultra Challenge Series, held in the Western Balkan Mountains.…
1–11 of 11 Races