Falun County (Swedish: Faluns län or Falu län) is a county in Sweden. It has an area of 28,193 sq km and a population of 276,770 residents. Falun is the capital of the county, although Borlänge is the largest city.
Falun County is a constituency in the elections to the house of commoners.
Governor of Falun County is Maria de Norrfalk.