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List of Marathons and half Marathons in Slovenia

Written by MihaD on . Posted in Useful Content.

Planning a trip to Slovenia in 2025? Combine your love for travel and running by participating in one of the country's scenic marathons or half marathons.

From coastal routes to alpine trails, Slovenia offers diverse races that let you explore its natural beauty on the run. Discover the top running events to include in your itinerary.

Marathons in Slovenia – 2025

1. Three Hearts Marathon (Maraton treh src)

  • Date: Saturday, 17 May 2025

  • Location: Radenci

  • Distances: Marathon (42.195 km), Half Marathon (21.0975 km), 10 km, 5 km

  • Description: A traditional event in northeastern Slovenia, offering various distances and a festive atmosphere. 

2. Istrian Marathon

  • Date: Sunday, 13 April 2025

  • Location: Portorož

  • Distances: Marathon (42.195 km), Half Marathon (21.0975 km), 10 km

  • Description: Run along the picturesque Slovenian coast, enjoying sea views and charming towns.

3. NLB Ljubljana Marathon

  • Date: Sunday, 19 October 2025

  • Location: Ljubljana

  • Distances: Marathon (42.195 km), Half Marathon (21.0975 km), 10 km

  • Description: Slovenia's largest running event, featuring a flat course through the capital's streets and parks.

 

Half Marathons in Slovenia – 2025

In addition to the half marathon options in the events listed above, here are other notable half marathons:

4. Novo Mesto Half Marathon

  • Date: Sunday, 5 October 2025

  • Location: Novo mesto

  • Distances: Half Marathon (21.0975 km), 10 km, 5 km

  • Description: A regional race offering scenic routes through the Dolenjska region. 

5. Little Karst Half Marathon (Mali kraški maraton)

  • Date: March 2025 

  • Location: Sežana

  • Distances: Half Marathon (21 km), 10 km

  • Description: Experience the unique Karst landscape, running through areas like Lipica and the Living Museum of the Karst. 

Please note that event dates and details are subject to change. It's advisable to check the official websites or contact event organizers for the most current information and registration details.

If you need assistance with registration links or more information on any of these events, feel free to ask!