Dornbirn is a city in the westernmost Austrian state of Vorarlberg. It is the administrative centre for the district of Dornbirn, which also includes the town of Hohenems, and the market town Lustenau

Haselstauden has been the fourth district of Dornbirn, Austria since 1902, when Dornbirn was given the status of municipality. It's also the city's northernmost district.