- Category: Populated Place
- Type: Village
- Latitude/Longitude: 52°55'28"N 3°0'25"W
- Eastings/Northings: 332390, 336832
- OS Grid: SJ323368
- Mapcode Local: GBR 75.MVCQ
- Mapcode Global: WH89J.SR79
Location and coordinates are for the approximate centre of St Martin's within this administrative area.
Geographic features and populated places may cross administrative borders.