 Ilsfeld proper, Auenstein and Schozach are sections of the town; the first also includes the hamlet of Wüstenhausen, the settlements of Landturm and Untere Mühle and the neighborhood of Engelsberghöfe, and Auenstein also includes two hamlets, Abstetterhof and Helfenberg.Ilsfeld proper also formerly included the no longer extant settlements of Beuren, Bustatt or Boestat, Gendach, Froßbach and Seetham, and Auenstein formerly included Finkenbach (now part of Helfenberg) and Kapfenhardt.The territory of Ilsfeld has been settled almost without interruption since the Mesolithic and Neolithic.