Filipstad is a locality and the seat of Filipstad Municipality, Värmland County, Sweden with 6,022 inhabitants in 2010.Filipstad was granted city privileges in 1611 by Charles IX of Sweden, who named it after his son Duke Carl Philip (1601–1622; younger brother of Gustavus Adolphus).After a major fire destroyed forest and town in 1694, Filipstad lost its privileges, as it was believed the remaining forest would not be sustainable if the town were to be rebuilt.