- Category: Populated Place
- Type: Other Settlement
- Latitude/Longitude: 60°14'15"N 1°27'3"W
- Eastings/Northings: 430500, 1150500
- OS Grid: HU305505
- Mapcode Local: GBR Q1RP.5V3
- Mapcode Global: XHD2P.HYN1
Location and coordinates are for the approximate centre of Sefster within this administrative area.
Geographic features and populated places may cross administrative borders.