- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 56°55'56"N 2°19'58"W
- Eastings/Northings: 379844, 782381
- OS Grid: NO798823
- Mapcode Local: GBR XD.3LKF
- Mapcode Global: WH8QN.40DY
Location and coordinates are for the approximate centre of Long Den within this administrative area.
Geographic features and populated places may cross administrative borders.