Polk County topographic maps

Average elevation: 876 ft

Average elevation: 915 ft

Like most of Polk County, Iowa, Ankeny exists at the bottom area of the Des Moines Lobe, a topographical landscape area, in an area known as the Bemis Advance. The Lobe was formed during the Wisconsin glaciation leaving significant deposits resulting in an area with low relief.

Average elevation: 932 ft

Average elevation: 928 ft

Average elevation: 938 ft

Average elevation: 869 ft

Average elevation: 942 ft

Average elevation: 919 ft

Average elevation: 889 ft

Average elevation: 915 ft