Complete the following sentence: Ringgold County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 4,663, making it the Iowa county with the second-smallest population. County seat is Mount Ayr. County is named after Major Samuel Ringgold, a hero of the
Battle of Palo Alto fought in May 1846, during the Mexican-American War. It is one of the 26 Iowa counties with a name that is unique across the nation.