Slí Árann Mhór Loop
Walking Trail · Donegal
Slí Árann Mhór Loop is a 17.8 km moderate waymarked loop in Donegal, starting near Burtonport.
Note from the trail operator
Slí Árainn Mhór Loop is suitable for walking and cycling
As recorded in the register on 2026-08-13. Check with Arranmore Blueway Mannagement Group before travelling.
Grade
| Activity | Grade | Difficulty | Time |
|---|---|---|---|
| Walking | Moderate | Moderate | 5 hours |
Getting there
Starts at Old Pier, Leadhb Gharbh, Árainn Mhór Island, near Burtonport.
- Trailhead coordinates
- 54.98865, -8.49683
- Irish Grid reference
- B 682 158
- Ordnance Survey sheets
- Discovery Series Sheet 1
The National Trails Register's own latitude and longitude fields are empty for all 1,186 trails on it. This trailhead comes from Sport Ireland's separate Trailheads dataset, matched to this trail on its register ID.
About the trail
The walk takes you on tarred road as it circles the island bringing you to the wild and uninhabited interior and western side of the island as well as through the houses concentrated along the southern and eastern sides. There is a spur walk to the remote Lighthouse. Views are of superb coastal and island scenery.
Who manages it
Arranmore Blueway Mannagement Group
Arranmore Blueway Mannagement Group
Conditions and closures change. The operator is the authority on both, not this page.
Elsewhere
Trails nearby
Measured trailhead to trailhead, in a straight line.
- Árainn Mhór Conairí Snorclála - An Charraig Liath Mhór 214 m away · 0.5 km trail
- Árainn Mhór Conairí Snorclála - An Pointe 214 m away · 0.5 km trail
- Siúlóid an tSean Bhóthar Ianrainn 3.6 km away · 5.3 km trail
- Burtonport Loops - Lúb Cheann Bhaile Cruaiche 3.6 km away · 6.8 km trail
- Burtonport Loops - Lúb Chroicheach Mhór 5.3 km away · 4.6 km trail
- Dungloe River Walk incorporating Cope Mountain Walk 9.7 km away · 3.6 km trail
Common questions
How long is the Slí Árann Mhór Loop?
17.8 km, recorded as a loop on Sport Ireland's National Trails Register. It climbs 400 m in total. Sport Ireland estimates 5 hours.
How hard is the Slí Árann Mhór Loop?
Sport Ireland grades it Moderate. Grades are set against national criteria, so they are comparable with other registered trails.
Where does the Slí Árann Mhór Loop start?
Starts at Old Pier, Leadhb Gharbh, Árainn Mhór Island, near Burtonport. The trailhead is at 54.98865, -8.49683 (Irish Grid B 682 158).
Who manages the Slí Árann Mhór Loop?
Arranmore Blueway Mannagement Group. They are the authority on current conditions and closures, not this page.
More in Donegal
Trail data from the Sport Ireland National Trails Register, licensed under CC BY 4.0. Trailhead coordinates from the companion Trailheads dataset. Snapshot taken 2026-08-13.