Claim: According to the 2011 census results, Serbs was the most populous ethnic group residing in Surdulica, Pčinja.
Evidence: According to the 2011 census results, the municipality of Surdulica has a population of 20,319 inhabitants. Serbs 79.89% Surdulica (Serbian Cyrillic: Сурдулица) is a town and municipality located in the Pčinja District of southern Serbia.