Kusterdingen is a municipality in southern Germany in the state of Baden-Württemberg, approximately 30 km south of Stuttgart, in the district of Tübingen.
It is located on the so-called Härten hills above the Neckar valley, about 3 km east of Tübingen and 4 km northwest of Reutlingen.
The following municipalities, city and town border to the boundary of Kusterdingen (beginning clockwise in the north): Kirchentellinsfurt, Wannweil<sup>1</sup>, City of Reutlingen<sup>1</sup>, Gomaringen, Town of Tübingen. The bordering municipalities are part of the district of Tübingen or the district of Reutlingen<sup>1</sup>.
The municipality of Kusterdingen is formed by the following five villages: