- Category: Populated Place
- Type: Suburban Area
- Latitude/Longitude: 53°11'11"N 3°24'3"W
- Eastings/Northings: 306485, 366398
- OS Grid: SJ064663
- Mapcode Local: GBR 6N.38CC
- Mapcode Global: WH771.Q5QK
Location and coordinates are for the approximate centre of Trewen within this administrative area.
Geographic features and populated places may cross administrative borders.