Blizna is a village in the administrative district of Gmina Nowinka, within Augustów County, Podlaskie Voivodeship, in north-eastern Poland.
Blizna settlement is located at the edge of a forest complex along the small Blizna road with a train stop nearby; a short train-ride north-east from Augustów. The distance to the nearest, smaller lake called Dà Âugie Augustowskie is , south.