- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 52°56'31"N 3°31'53"W
- Eastings/Northings: 297181, 339393
- OS Grid: SH971393
- Mapcode Local: GBR 6H.LLNB
- Mapcode Global: WH670.Q9JV
Location and coordinates are for the approximate centre of Sarnau within this administrative area.
Geographic features and populated places may cross administrative borders.