Ostoja [ɔsˈtɔja] (German: Schadeleben) is a village in the administrative district of Gmina Kołbaskowo, within Police County, West Pomeranian Voivodeship, in north-western Poland, close to the German border. It lies approximately 16 kilometres (10 mi) south-west of Police and 8 km (5 mi) west of the regional capital Szczecin.

For the history of the region, see History of Pomerania.