Eidsberg
Eidsberg
Former municipality in Østfold, Norway
Eidsberg was a municipality in Østfold county, Norway. The administrative centre of the municipality was the town of Mysen. In 2020, Eidsberg was absorbed into the Indre Østfold municipality.[4][5]
Eidsberg was established as a municipality on 1 January 1838 (see formannskapsdistrikt). The town of Mysen was separated from Eidsberg to form a municipality of its own on 1 July 1920, but it was merged back into the municipality of Eidsberg on 1 January 1961.