Since 1871 the administrative center of the district is located in Dielsdorf. Before it was named Regensberg District.
Communities
... States Census Bureau, the town has a total area of 11.3 km² (4.4 mi²). 10.6 km² (4.1 mi²) of it is land and 0.6 km² (0.2 mi²) of it is ...