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K3 ULTRA – GOLD BORDER RACE

Zlatograd, Smolyan Province, Bulgaria

September 25, 2027 Estimated date
Smolyan
Трейл
50 miles
63 km
Маратон
23 km
13 km
Date:
September 25, 2027
Registration closes
September 25, 2026
Distances:
50 miles, 63 km, Маратон, 23 km, 13 km
Surface:
Трейл
Location:
Zlatograd, Smolyan Province, Bulgaria

Registration and pricing

Registration closes: September 25, 2026

K3 ULTRA GBR GEOPS 100K

  • 120 лв Valid until April 1, 2026

    от 26.02.26 до 01.04.26 включително

  • 140 лв Valid until July 31, 2026

    от 02.04.26 до 31.07.26 включително

  • 160 лв Valid until September 1, 2026

    от 01.08.26 до 01.09.26 включително

Late registration 180 лв September 25, 2026

K3 ULTRA GBR 63K

  • 100 лв Valid until April 1, 2026

    от 26.02.26 до 01.04.26 включително

  • 120 лв Valid until July 31, 2026

    от 02.04.26 до 31.07.26 включително

  • 140 лв Valid until September 1, 2026

    от 01.08.26 до 01.09.26 включително

Late registration 160 лв September 25, 2026

K3 ULTRA GBR 43K

  • 80 лв Valid until April 1, 2026

    от 26.02.26 до 01.04.26 включително

  • 100 лв Valid until July 31, 2026

    от 02.04.26 до 31.07.26 включително

  • 120 лв Valid until September 1, 2026

    от 01.08.26 до 01.09.26 включително

Late registration 140 лв September 25, 2026

K3 ULTRA GBR 23K

  • 60 лв Valid until April 1, 2026

    от 26.02.26 до 01.04.26 включително

  • 80 лв Valid until July 31, 2026

    от 02.04.26 до 31.07.26 включително

  • 100 лв Valid until September 1, 2026

    от 01.08.26 до 01.09.26 включително

Late registration 120 лв September 25, 2026

K3 ULTRA GBR 13K

  • 40 лв Valid until April 1, 2026

    от 26.02.26 до 01.04.26 включително

  • 60 лв Valid until July 31, 2026

    от 02.04.26 до 31.07.26 включително

  • 80 лв Valid until September 1, 2026

    от 01.08.26 до 01.09.26 включително

Late registration 100 лв September 25, 2026
Estimated date. We have not received an official date for this race.

Race description

K3 ULTRA - GOLD BORDER RACE is the first ultramarathon to cover the border region of the Rhodope Mountains in Bulgaria. The race takes place at the end of September, when nature is at its most picturesque and colorful. Participants can enjoy professionally organized routes with minimal asphalt sections, marked and secured trails, and special support along the course. The event is a UTMB qualifier and earns points toward the ITRA ranking. All finishers receive a medal and a special race pack with a T-shirt and gifts.

Highlights

  • Routes cover the border region of the Rhodope Mountains
  • Minimal asphalt sections, marked and secured trails
  • Aid stations with water, hot and cold drinks, fruit, and Rhodope specialties

Additional information

The entry pack includes a T-shirt, race bib, and gifts. A medical examination before participation is mandatory. Medical assistance and mountain insurance are provided. Aid stations offer water, hot and cold drinks, fruit, vegetables, and Rhodope specialties. The course has minimal asphalt sections. Electronic timing of results. Information about accommodation, tents, and campers. Professional photography and video coverage. The race takes place at the end of September in Zlatograd and Madan, highlighting nature, history, and adventure, while supporting environmental causes.

Location:

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