Longtail Wood is a forest or wood in Cumbria
- Parish/Community: Dunnerdale-with-Seathwaite
- District/Borough: South Lakeland
- County: Cumbria
- Region: North West
- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 54°19'30"N 3°10'24"W
- Eastings/Northings: 323781, 492795
- OS Grid: SD237927
- Mapcode Local: GBR 6L8F.RC
- Mapcode Global: WH71K.7K37
Location and coordinates are for the approximate centre of Longtail Wood within this administrative area.
Geographic features and populated places may cross administrative borders.