Sliabh Liag Adventure Race

06-07 May 2023 (Sat - Sun)


Ultra marathon - 43km, 5 km, 13km, 25km, Ultra marathon - 50km

Sliabh Liag Adventure Race

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Join Sliabh Liag Adventure Race 2023

Come join us this May for an adventure weekend full of Hiking, Trail Running, Wild Swimming, Boats Trips, Camping and of course The Craic! All taking place at one of Ireland's most scenic and breathtaking locations - Sliabh Liag, Co. Donegal.  This is the perfect place to explore and challenge yourself, with something to suit all levels of hill walkers and trail runners. We have a range of events available, from a 5km Uphill Challenge with a 500m+ elevation gain, a 13km hike/run with 530m+ elevation gain, a 25km hike/run with 1,000m+ elevation gain (2 loops) and a 50km run with 2,000m+ elevation gain (4 loops). For the ultimate challenge, why not take on the Marathon Trilogy - 13km hike/run + 5km Uphill Challenge + 25km hike/run.  All events start and finish at the Sliabh Liag Visitor's Centre, Tellin, Co. Donegal, with refreshments available after each event.  Come and experience the breathtaking natural beauty of Sliabh Liag, recently voted "One of Ireland's Best Walks and Trails for 2023" by the Irish Independent readers.

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Course details

Course profile
Course surface
Other tags
Ocean View
Single track
Wild Life
UTMB Qualifier

Start address: Teelin, County Donegal, Ireland

Finish address: Teelin, County Donegal, Ireland

Route map

Sliabh Liag Adventure Race Route Map


Registration closes on 06 May (37 days left)

5K Uphill Challenge (500m+)

5.00 Km

More information

35 EUR

13k Run/Hike (530m+)

13.00 Km

More information

45 EUR

25k Run/Hike (1,000m+)

25.00 Km

More information

60 EUR

50k Run/Hike (2,000m+)

50.00 Km

More information

75 EUR

Marathon Trilogy - 13k + 5k + 25k

43.00 Km

More information

120 EUR

selected tickets

selected tickets



You can, within 24 hours after your registration, get a full refund if you change your mind.

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What’s included

These are included in your entry
  • done Timing chip (single use)

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Frequently asked questions

What is the cancelation/refund policy for this event?


If you choose to cancel your entry up until 90 days before the event, you will be charged a 30% administration fee. If you cancel your entry from 90 days to 30 days before the event you will be charged a 50% fee. From 30 days your entry is fully committed and no refund is possible.

Do the races contribute towards every Finishers UTMB Index?


The Sliabh Liag 25km and 50km races are part of the Ultra Trail du Mont-Blanc (UTMB) Index Race system. UTMB Index races contribute towards every Finishers UTMB Index in the corresponding category (20K, 50K, 100K or 100M) and gives privileged access to the UTMB World Series Events.

Sliabh Liag Adventure Race

schedule 24h ticket cancellation

local_activity Deals & Discounts

verified_user Refundable Booking

The race information has been found on the official website of the event or through publicly available sources. Always refer to the official website the latest race information. Please let us know if any data is wrong or missing, by emailing us.