The Ceremonial County of the Western Isles is located within Scotland.
The area of the Western Isles is 1,262 Square Miles (3,269 Square Kilometres). Making the Western Isles the 25th largest county in Great Britain (out of 91) and the 7th largest county in Scotland (out of 35).
A map showing the geology of the Western Isles.
| Map Key | Description |
|---|---|
| 9 | FELSIC-ROCK |
| 14 | GNEISS |
| 18 | MUDSTONE, SILTSTONE, LIMESTONE AND SANDSTONE |
| 20 | MAFIC IGNEOUS-ROCK |
| 25 | METASEDIMENTARY ROCK |
| 29 | SANDSTONE, BRECCIA AND CONGLOMERATE |
| 44 | MAFIC GNEISS |
| 47 | ANORTHOSITE |
| 58 | SCHIST |
| 86 | MYLONITIC-ROCK AND FAULT-BRECCIA |

A map showing the boundary of the Western Isles in relation to other counties.
| Zoom Level | Latitude | Longitude |
| 6 | 53.521968 | -2.164306 |