section_path: Demographics/Ethnic structure
section_name: Ethnic structure
paragraph_text: Ethnic structure
  
  According to the 1903 Austrian consular reports on ethnic composition of the kazas of the Sanjak of Skopje in 1903, the kaza of Kočani was populated by a total of 39,406 inhabitants, of whom 16,524 (41.93%) were Bulgarian Exarchists, 11,600 (29.44%) Ottoman Muslim, 7,800 (19.79%) Albanians, 1,680 (4.26%) Aromanians, 1,090 (2.77%) Patriarchists and 712 (1.8%) Romanis.
  
  According to the 2002 census, the ethnic composition of the city is as follows:
  
  As of 2021, the city of Kočani has 24,632 inhabitants and the ethnic composition was the following: