Trysil is a municipality in Innlandet county, Norway. It is located in the traditional district of Østerdalen. The administrative centre of the municipality is the village of Innbygda. Other villages in the municipality include Nybergsund, Østby, and Tørberget. The 3,014-square-kilometre (1,164 sq mi) municipality is the 15th largest by area out of the 356 municipalities in Norway. Trysil is the 150th most populous municipality in Norway with a population of 6,582. The municipality's population density is 2.2 inhabitants per square kilometre (5.7/sq mi) and its population has decreased by 1.
https://en.wikipedia.org/wiki/Trysil