Seiland National Park lies in the municipalities Alta, Hammerfest, and Kvalsund in Finnmark, Norway. The island Seiland is the second larges in Finnmark after Sørøya, and the two glaciers on the island, Seilandsjøkelen and Nordmannsjøkelen, are the northernmost glaciers in Scandinavia. The highest point in the park is Seilandstuva, at 1079 m. Sea constitutes 9.6 km² of the park's area.