Zwischenwasser is a municipality in the district of Feldkirch in the Austrian state of Vorarlberg.
Zwischenwasser consists of three localities (Ortschaften): (Population as of 2025)
The municipal council (Gemeinderat) consists of 24 members. Since the 2025 local elections, it is made up of the following parties:
The mayor, Jürgen Bachmann (Independent), was re-elected in 2025.