 The municipality extends between Plochingen (west) and Kirchheim unter Teck (south) in the valley of the Talbach, shortly before it confluences with the Fils.Adjacent municipalities are Ebersbach (Göppingen district) in the east, Notzingen in the south, Wernau in the West, Plochingen in the northwest and Reichenbach an der Fils in the north (all Esslingen district).View from Hochdorf

Hochdorf includes Hochdorf and the house Ziegelhof and the Abandoned village Hinterburg.