25 km

Date of competition: 30th of June 2018

Organizer: Zavod tovarna trajnostnega turizma

Place: Tolmin, main venue of Soča Outdoor Festival

Discipline: Trail run

Distance: 23,8 km

Total ascent: 700 m*

* The numbers are approximate

Route Descriptions

The 25 km trail run starts at the main festival venue and continues towards Kamp Gabrje where it steeply turns and ascends towards the Tolmin Castle. From the top of the castle, the trail leads to the village Zatolmin and then to the Tolmin gorges. From there you will descend to the confluence of rivers Zadlaščica and Tolminka and then ascend to village Žabče.  From Žabče the trail leads directly to the confluence of rivers Soča and Tolminka where competitors on the 25 km  trail run continue towards bridge across Soča (Volčanski bridge) and later on to the top of hill Mengore. The route will take you through bunkers from the First World War. From the top of Mengore you will descent till the finish line on the confluence between Tolminka and Soča.

Food/drink stations:

Location Distance from the start
Bar Vanja 2,9 km
Volče 141 4,7 km
Sedlo – Mengore 7,4 km
Volče 141 10,5 km
Bar Vanja 12,4 km
Vodohram – vzpon na Grad 13,8 km
Moratto 16,3 km
Žabče 19,4 km
Poljubinj 21,2 km
Sotočje finish

Link to GPX.

Registration fee:

until 31. 12. 2017: 30 EUR

until 23. 4. 2018: 35 EUR

until 18. 6. 2018 40EUR

on the spot: 50 EUR


  • On-line registration
  • On the day of competition at the registration service at the festival venue
  • Early registration is valid only when paid on the organizer’s bank account

Group registration:

  • The minimal number of contestants is 5
  • Registration fee is 20% lower than the normal price for individual competitors
  • To sign up as a group, please visit this web site
  • If there will be over 10 people in your group, we can print your logo on our t-shirt (IMPORTANT: contact jana@soca-outdoor.com)


  • Men to 30 years (born 1988 or younger)
  • Men to 40 years (born 1978–1987)
  • Men to 50 years (born 1968–1977)
  • Men to 60 years (born 1958–1967)
  • Men over 60 years (born before 1958)
  • Women to 30 years (born 1988 or younger)
  • Women to 40 years (born 1978–1987)
  • Women to 50 years (born between 1968–1977)
  • Women to 60 years (born 1958–1967)
  • Women over 60 years (born before 1958)


06:00–07:30  Race number pickup

06:30–07:30  Registration of new contestants

07:45              Start of Isostar 25 km

13:30              End of timing for Isostar 25 km

14.00              Proclamation of results and award ceremony for Isostar 25 km

All participants receive:

  • Refreshments along the trail (water and/or food stations)
  • A meal and drink at the end
  • Running Adidas t-shirt


  • The registration service will be set at the main festival venue
  • By paying the registration fee and signing the registration form the participants accept the terms and conditions and agree to undertake the competition at their own risk (For underage participants the parents or caregivers accept the responsibility by signing the registration form)
  • The signing of registration forms will take place at the registration service at the same time as the race number pickup
  • Medical care will be placed along the trail.
  • The organizer reserves the right to make changes to the event programme. If any changes shall be accepted the participants will be notified in time
  • The organizer does not accept liability for any damage or injury made by the competitors to themselves, to other competitors or to a third person
  • A designated parking space will be available for teams, competitors and spectators


Problems with registration: info@prijavim.se; Phone: +386 41 855 782

Peter Dakskobler, +386 31 846 634, peter@soca-outdoor.com

Klemen Štuler, +386 41 770 197, klemen@soca-outdoor.com