K3 Ultra Gold Border Race - 40K
K3 Ultra Gold Border Race - 40K is listed for September 26, 2026 in Bulgaria. Listed distances: 40K. Confirm the date, registration and travel details with the official organizer before you book.
About this race
ITRA source-backed trail_race 40K; category Marathon (35-45km); +1774 m elevation gain; location Madan.
Key facts
- Date
- September 26, 2026
- Location
- Bulgaria
- Events
- 40K
- Surface
- Trail
- Official source
- Registration page & official site
- Listing status
- Verified · updated May 23, 2026
Before you register
- 1Confirm the race-day schedule
Verify the September 26, 2026 start times, packet pickup (collecting your race bib) and corral (your assigned start group) instructions on the official source before booking travel.
- 2Pin the exact start area
Use Bulgaria as the planning region, then confirm the precise start, finish, parking and transport with the organizer.
- 3Pick your distance
Listed options are 40K. Check the source for current per-distance availability and limits.
- 4Review entry terms
Read entry rules, refund terms, participant limits and transfer rules before you pay.
Runner reviews
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