Gäu District

Gäu is one of the 10 districts of the canton of Solothurn in Switzerland, found in the center of the canton. 

Gäu contains the following municipalities:

 Coat of arms Municipality Population(Dec 2005) Area, km² 35px|Egerkingen Egerkingen  2879  6.93 35px|Härkingen Härkingen  1243  5.57 35px|Kestenholz Kestenholz  1672  8.59 35px|Neuendorf Neuendorf  1904  7.13 35px|Niederbuchsiten Niederbuchsiten  967  5.49 35px|Oberbuchsiten Oberbuchsiten  1829  9.39 35px|Oensingen Oensingen  4610  12.03 35px|Wolfwil Wolfwil  2044  6.89  Total  17,148  62.02