Älvdalen (Elfdalian: Övdaln or Tjyörtjbynn; literally "the river valley") is a locality and the seat of Älvdalen Municipality in Dalarna County, Sweden, with 1,810 inhabitants in 2010.
The parish is widely known for being the place of manufacturing, in 1839, of the 4-meter granite vase (called Älvdalen Vase), installed in the Summer Garden in Saint Petersburg (a gift from Charles XIV John of Sweden to Nicholas I of Russia).
Nearby is the Hykjebergets Nature Reserve, inaugurated by Prince Carl Philip and Princess Sofia in 2016.