Missouri Valley is a city in Harrison County, Iowa, United States. The population was 2,678 at the time of the 2020 census.
Missouri Valley, Iowa
Main Street, 1905
Harrison County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 14,582. The county seat is Logan. The county was formed in 1851. It was named for the ninth US President William Henry Harrison.
Harrison County Courthouse