Ustyuzhna (Russian: У́стюжна) is a town and the administrative center of Ustyuzhensky District of Vologda Oblast, Russia, located on the Mologa River. It also serves as the administrative center of Ustyuzhensky Selsoviet, one of the thirteen selsoviets into which Ustyuzhensky District is administratively divided. Municipally, it is incorporated as a part of Ustyuzhenskoye Urban Settlement in Ustyuzhensky Municipal District. It serves as well as the center of Ustyuzhenskoye Rural Settlement. Population: 9,478 (2010 Census preliminary results); 10,507 (2002 Census); 10,035 (1989 Census).