Polk County topographic maps

Average elevation: 279 m

Average elevation: 267 m

Like most of Polk County, 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: 284 m

Average elevation: 283 m

Average elevation: 286 m

Average elevation: 265 m

Average elevation: 287 m

Average elevation: 280 m

Average elevation: 271 m

Average elevation: 279 m