Średzińskie [ɕrɛˈd͡ʑiɲskʲɛ] is a village in the administrative district of Gmina Suraż, within Białystok County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 6 kilometres (4 mi) east of Suraż and 21 km (13 mi) south-west of the regional capital Białystok.