Viljandi is a city and municipality in southern Estonia with a population of 17,000 in 2026. It is the capital of Viljandi County and is geographically located between two major Estonian cities, Pärnu

Viljandi County is one of 15 counties of Estonia. It is located in southern Estonia bordering Pärnu, Järva, Jõgeva, Tartu and Valga counties as well as Latvia.