According to the 2001 census, Bulgaria's population consists mainly of ethnic Bulgarian (83.9%), with two sizable minorities, Turks (9.4%) and Roma (4.7%). Of the remaining 2.0%, 0.9% comprises some 40 smaller minorities, most prominently in numbers the Russians, Armenians, Vlachs, Jews, Crimean Tatars and Sarakatsani (historically known also as Karakachans). 1.1% of the population did not declare their ethnicity in the latest census in 2001.
Native languages by percentage of the total population, Bulgarian (official) 84.5%, Turkish 9.6%, Roma 4.1%, other and unspecified 1.8% (2001 census).
Bulgarian National Institutions for Language
Institut za Bulgarski Ezik - Institute for Bulgarian Language
Bulgarian Academy of Sciences
Vasil Rainov, Director
52 Shipchenski prohod Blvd. Block 17