K3 Ultra
Saturday, 26 September 2026Finished 2 days ago
A set of mountain trail races along the Bulgarian-Greek border in the Rhodope mountains, from 13 km up to 101 km, all finishing in the town of Zlatograd. The routes take in the medieval Kechi Kaya fortress and several hilltop chapels, and the longer distances are UTMB and ITRA qualifiers. A free 5 km children’s race is run in Zlatograd on the same day.
Distances
Entry fee
€4223k · early bird entry
| Entrant | Early bird | Standard | Late entry |
|---|---|---|---|
| Standard | €42Pasted table: €42 | €52Pasted table: €52 | €59Pasted table: €59 |
Three entry windows: early to 1 April, standard to 31 July, late to 8 September 2026. 100K EUR 70/80/90, 63K 57/67/75, 43K 52/62/70, 23K 42/52/59, 13K 36/46/52. 5K children’s race free.
Rules and terrain
- Surface
- trail
Start
100k·Kushla · Kushla, Zlatograd municipality
OpenStreetMap (opens in a new tab)Google Maps (opens in a new tab)Apple Maps (opens in a new tab)41.31883, 25.16519
63k·Nedelino · Nedelino, 4990
OpenStreetMap (opens in a new tab)Google Maps (opens in a new tab)Apple Maps (opens in a new tab)41.45634, 25.07858
23k · 13k · 5K Kids·Zlatograd, Stefan Stambolov 1 · ul. Stefan Stambolov 1, 4980 Zlatograd
OpenStreetMap (opens in a new tab)Google Maps (opens in a new tab)Apple Maps (opens in a new tab)41.38091, 25.09500
43k·Madan, Obedinenie 14 · ul. Obedinenie 14, 4900 Madan
OpenStreetMap (opens in a new tab)Google Maps (opens in a new tab)Apple Maps (opens in a new tab)41.49857, 24.93936
Race day
- Start time
- 09:00 (Europe/Sofia) · 23k only
Afterwards
Editions
- 26 Sep 2026
Where this came from
- Sources
- Distances, ascent, start points, start times and the three-window fee table from the organiser’s course pages and the "Цени и плащане" page at k3ultra.bg. Checked 7 September 2026.
- Last verified
- 7 Sep 2026
- Organised by
- Klub za sport i turizam K3 Ultra (opens in a new tab) · Organiser · operator · verified 7 Sep 2026 (opens in a new tab)