'''Eckerö''' is a [[municipality]] of [[Region:Åland|Åland]], an autonomous territory under [[Finland|Finnish]] sovereignty. The municipality has a population of 957 (31 January 2019) and covers an area of 752.67 square kilometres (290.61 sq mi) of which 644.94 km2 (249.01 sq mi) is water. The population density is 8.89 inhabitants per square kilometre (23.0/sq mi).