Gjerstadvatnet is a lake in Gjerstad Municipality in Agder county, Norway. The lake is long. The long narrow lake ranges from wide at Neset to about wide at the northwest end of the lake. The village of Gjerstad lies at the northwestern end of the lake and the village of Østerholt is located at the southeastern end of the lake. Norwegian County Road 418 runs along the south side of the lake.
See also List of lakes in Norway
References