3 Islands Marathon

Sunday, 18 July 2027

Outer Hebrides, Scotland, UK

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The 3 Islands Marathon is a 26.2 mile road race on 18 July 2027 set in the Outer Hebrides on the West coast of Scotland.

The point-to-point course is officially measured and offers stunning views of the coastal scenery across 3 Hebridean Islands, starting on the Island of Gasay (South Uist) and finishing on the Isle of Benbecula.

Competitors can enter solo, as pairs or relay teams of up to 4, with the course split into four legs ranging from six to seven miles.

Distances/Events

Marathon - solo/relay

Location map

The start is at Lochboisdale Marina, Island of Gasay (South Uist) and the finish is at the Dark Island Hotel, Isle of Benbecula.

Please note: the map location may be approximate. Refer to the event website for start lines and course maps.

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This listing was last manually checked on 5 October 2026.