 The municipality borders in the north and east to the town of Laichingen, in the southeast to the town of Blaubeuren , in the south to the town of Schelklingen (all Alb-Donau-district) and in the west to Gutsbezirk Münsingen (district Reutlingen).The municipality consists of the two districts Ennabeuren and Sontheim and the allotment Breithülen.A documentary mention was made in 1092 to a nobleman Egilolf "Oninburrin".