|County of Estonia|
|• Governor||Kalle Küttis|
|• Total||3,422.49 km2 (1,321.43 sq mi)|
|Population (2011 census)|
|• Density||14/km2 (36/sq mi)|
|ISO 3166 code||EE-84|
Viljandi County (Estonian: Viljandi maakond or Viljandimaa, German: Kreis Fellin), is one of 15 counties of Estonia. It is located in southern Estonia bordering Pärnu, Järva, Jõgeva, Tartu and Valga counties. In January 2009 Viljandi County had a population of 55,657 – constituting 4.2% of the population of Estonia.
Viljandimaa, under the German name of Kreis Fellin, was an important centre of commerce and power in the Middle Ages. Today, there are a number of castle ruins there dating from this time.
The County government (Estonian: Maavalitsus) is led by Governor (Estonian: maavanem), who is appointed by the Government of Estonia for a term of five years. Currently the Governor position is held by Kalle Küttis.
- Abja Parish (includes the town of Abja-Paluoja)
- Halliste Parish
- Karksi Parish (includes the town of Karksi-Nuia)
- Kolga-Jaani Parish
- Kõo Parish
- Kõpu Parish
- Suure-Jaani Parish (includes the town of Suure-Jaani)
- Tarvastu Parish
- Viljandi Parish
Ruins of Viljandi castle, Estonia
- "Population by sex, ethnic nationality and County, 1 January". stat.ee. Statistics Estonia. 1 January 2009. Retrieved 2009-10-18.