Westerland (; Söl'ring North Frisian: Wäästerlön’) is a seaside resort and a former municipality located on the German North Sea island of Sylt. Since 1 January 2009, Westerland has been part of the municipality Gemeinde Sylt. Westerland is part of the Nordfriesland district in Schleswig-Holstein. It is the largest resort on the island, the local transportation hub and the centre of Sylt's tourist industry.