Turośń Dolna [ˈturɔɕɲ ˈdɔlna] is a village in the administrative district of Gmina Turośń Kościelna, within Białystok County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 5 kilometres (3 mi) west of Turośń Kościelna and 16 km (10 mi) south-west of the regional capital Białystok.