Doon, Iowa
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Doon is a city in Lyon County, Iowa, United States, along the Rock River. The population was 619 at the time of the 2020 census. The BNSF Railway passes through Doon.
Main Street of Doon, Iowa in 2013
Main Street in 1922
Lyon County, Iowa
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Lyon County is the most northwesterly county of the U.S. state of Iowa. As of the 2020 census, the population was 11,934. The county seat is Rock Rapids.
Lyon County Courthouse