Scotland

Lewis and Harris

Largest Scottish island; pop. 19,680 (2022); Lewis & Harris joined by land

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Lewis and Harris

Part of the Scotland islands map and the Outer Hebrides collection.

Names

Scottish Gaelic: Leòdhas agus na Hearadh; Scots: Lewis an Harris; French: Lewis et Harris

Geology

Bedrock: Lewisian Complex (Gneiss), Archaean–Proterozoic. Superficial deposits: Peat (Peat). Contains British Geological Survey materials © UKRI 2026, licensed under the BGS Open Data Licence (OGL v3.0). Source: BGS DigMapGB-625 Bedrock & Superficial WMS.

Nearby and related islands

Sources

Last reviewed: 2026-08-13.