Onawa, Monona County, Iowa Genealogy

The prosperous and progressive town of Onawa, the county seat of Monona County, is located near the middle line of the county, north and south, and abut eight miles east of the Missouri River, but only about fur miles from the nearest point on the river to the southwest. The Monona Land Company laid out Onawa in 1857, including in its area abut six hundred acres, with about six hundred additional acres of out-lots. The principal streets run east and west, and are one hundred and fifty feet in width, the other streets being eighty feet wide, with alleys sixteen

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