Course
83 km83 km
64 km64 km
42 km42 km
22 km22 km
12.1 km12.1 km
Key dates
- ★Race daySeptember 2027 · date to be announced
Provisional date, projected from last year — the organiser has not announced this edition yet. We show the month only.
About
The K3 Ultra Gold Border Race is a mountain ultra through Bulgaria's Rhodope range near Zlatograd, close to the border with Greece. Distances include a 42km race, a 64km route and an 83km ultra, climbing through remote border-country terrain.
Your next race, seen from above.
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Save K3 Ultra Gold Border Race to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.