Monona County Iowa (Vacant / Not In Use) has 2 places on the National Register of Historic Places.
Some of the country's most noteable architects helped create the Monona County places including W.E. Hodgin. Prominent architectural styles found in Monona Country are Romanesque.
Mann School No. 2
(added 2001 - - #00001655)
Also known as Sioux Township # 2
Oak Ave, 3.5 mi. NW of Preparation Canyon State Park entrance , Moorhead