Bosilegrad (Serbian Cyrillic: Босилеград; Bulgarian: Босилеград) is a town and municipality in the Pčinja District of southeast Serbia, on the border with Bulgaria. The municipality covers 571 km2 (220 sq mi) and comprises 37 settlements. At the 2022 census the urban settlement had 2,348 inhabitants and the municipality 6,065, of whom 4,075 (67.2%) declared Bulgarian ethnicity and 786 (13.0%) declared Serbian ethnicity.
Location
Together with Dimitrovgrad (Tsaribrod), Bosilegrad is one of the two principal centres of the Bulgarian national minority in Serbia and the seat of the National Council of the Bulgarian National Minority. The municipality, formerly the south-western district of the Principality and then Kingdom of Bulgaria, was transferred to the Kingdom of Serbs, Croats and Slovenes under the 1919 Treaty of Neuilly and has since been part of Yugoslav and Serbian administrative structures.