Bolesławiec is a historic city situated on the Bóbr River in the Lower Silesian Voivodeship, in south-western Poland. It is the administrative seat of Bolesławiec County, and of Gmina Bolesławiec. As of June 2021, it has a population of 38,280. Founded in the 13th century, the city is known for its long-standing pottery-making tradition and heritage Old Town.