🇺🇸 Montgomery County, Iowa

Montgomery County is a county located in the southwestern area of the U.S. state of Iowa. As of the 2020 United States census, the population was 10,330, and was estimated to be 10,002 in 2025. Its population has declined since a peak in 1900, since urbanization and decline of family farms. The county seat is Red Oak. The county was founded by European-American migrants from eastern areas in 1851. It was named in honor of Richard Montgomery, an American Revolutionary War general killed in 1775 while trying to capture Quebec City, Canada.