Monona County on the map of Iowa 2024. Cities, roads, borders and directions in Monona County of Iowa.

Monona County is located on the western edge of Iowa. This wonderful county is named for an Indian word meaning "beautiful valley". The county seat of Monona County is Onawa. The county's area is estimated at 693 square miles. Founded on Jan 15, 1851, today Monona County is home to 9 thousand residents. This map shows the borders of Monona County as well as neighboring counties, including major highways and natural objecsts as of 2024. Zoom in or out of the map using the plus/minus panel. Move the center of this map by dragging it. Also check out the satellite map of Monona County.