Moulton is a city in Appanoose County, Iowa, United States. The population was 607 at the time of the 2020 census. History Moulton was platted in 1867. In 1873, the Burlington and Southwestern Railway was built into the settlement. Geography According to the United States Census Bureau, the city has a total area of , all land. Demographics 2010 census As of the census of 2010, there were 605 people, 264 households, and 164 families living in the city. The population density was . There were 312 housing units at an average density of . The racial makeup of the city was 98.3% White, 0.3% Native American, 0.5% from other races, and 0.8% from two or more races. Hispanic or Latino of any race were 0.8% of the population. There were 264 households, of which 30.7% had children under the age of 18 living with them, 39.8% were married couples living together, 14.4% had a female householder with no husband present, 8.0% had a male householder with no wife present, and 37.9% were non-families. 34.8% of all households were made up of individuals, and 17.8% had someone living alone who was 65 years of age or older. The average household size was 2.29 and the average family size was 2.91. The median age in the city was 42.7 years. 26.1% of residents were under the age of 18; 7% were between the ages of 18 and 24; 21.4% were from 25 to 44; 23.7% were from 45 to 64; and 22% were 65 years of age or older. The gender makeup of the city was 47.9% male and 52.1% female. 2000 census As of the census of 2000, there were 658 people, 302 households, and 176 families living in the city. The population density was . There were 332 housing units at an average density of . The racial makeup of the city was 97.72% White, 0.30% African American, 1.22% Native American, 0.15% Asian, and 0.61% from two or more races. Hispanic or Latino of any race were 0.15% of the population. There were 302 households, out of which 23.8% had children under the age of 18 living with them, 45.4% were married couples living together, 8.3% had a female householder with no husband present, and 41.4% were non-families. 38.1% of all households were made up of individuals, and 18.2% had someone living alone who was 65 years of age