Jaczków [ˈjat͡ʂkuf] (German: Hartmannsdorf) a village in Poland located in Lower Silesian Voivodeship, in wałbrzyskim say, in the village commune Czarny Bor. The village is situated on the river Leske, in a picturesque valley located between the massif Trójgarbu and Krąglaka the north and the rocky mountains in the south.