On 1 January 2010 the municipalities of Hottwil, Etzgen, Mettau, Oberhofen and Wil merged into the municipality of Mettauertal.
In 2010, on January 1st, the towns of Hottwil, Etzgen, Mettau, Oberhofen, and Wil merged to become a single municipality called Mettauertal.