Frisian Islands From Wikipedia, the free encyclopedia Jump to navigationJump to search Frisian Islands, Geography The Wadden Islands archipelago, including the Frisian Islands Area : 1,047.49 km2 (404.44 sq mi) Administration : Netherlands, Germany, Denmark Demographics Population : 81,341 The Frisian Islands, also known as the Wadden Islands or the Wadden Sea Islands, form an archipelago at the..