- Category: Populated Place
- Type: Village
- Latitude/Longitude: 53°10'55"N 4°10'23"W
- Eastings/Northings: 254879, 367205
- OS Grid: SH548672
- Mapcode Local: GBR 5N.3DRW
- Mapcode Global: WH54D.V8ZW
Location and coordinates are for the approximate centre of Seion within this administrative area.
Geographic features and populated places may cross administrative borders.