Ustok [ˈustɔk] (German: Heinrichsfelde) is a village in the administrative district of Gmina Drawsko Pomorskie, within Drawsko County, West Pomeranian Voivodeship, in north-western Poland. It lies approximately 5 kilometres (3 mi) north-west of Drawsko Pomorskie and 79 km (49 mi) east of the regional capital Szczecin.

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

The village has a population of 18.