Äetsä

Äetsä is a former municipality of southwestern Finland. The municipality was founded on 1981 when municipalities of Keikyä and Kiikka were consolidated to a single municipality.

On 1 January 2009, it was consolidated with the municipalities of Vammala and Mouhijärvi to form a new city of Sastamala.

Geography
Äetsä was located in the western Pirkanmaa region, and was part of the former (1997 to 2010) province of Western Finland.

The municipality had a population of 4,797 (November 30, 2008) and covered an area of 241.95 km2, of which 8.38 km2 was water. The population density was 20.54 PD/km2.
 * Demographics

The municipality was unilingually Finnish.