Kaisten

Kaisten is a municipality in the district of Laufenburg in the canton of Aargau in Switzerland. On 1 January 2010 the municipality of Ittenthal merged into the municipality of Kaisten.
Archeological finds in Kaisten include a Bronze Age burial mound of the Hallstatt period, and a Roman watchtower and brick kiln. Kaisten is first mentioned in 1282 as Keiston. Ittenthal was first mentioned in 1297 as Utendal though this comes from a 15th-century copy of the original. Ittenthal was also mentioned in 1318 as ze Uttendal. Kaisten castle was built in the 12th and 13th centuries and was part of the territory of Säckingen. After the 13th century, it was part of the Austrian Habsburgs land, until 1797. After the annexation of the Fricktal by the Canton of Aargau in the 1803 Act of Mediation it became a municipality.

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