Nes is a former municipality in the old Hedmark county, Norway. The 177-square-kilometre (68 sq mi) municipality existed from 1838 until its dissolution in 1964 when it became part of Ringsaker Municipality. The administrative centre was the village of Tingnes where Nes Church is located. The largest village in Nes was Stavsjø where the Stavsjø Church is located. The municipality included the Nes peninsula and the island of Helgøya which both are surrounded by the large lake Mjøsa, Norway's largest lake.