Lost Nation is a city in Clinton County, Iowa, United States. The population was 434 at the time of the 2020 census. History The area which would later formally become Lost Nation was known by that name as early as 1855, though the origin of the name is unknown. Lost Nation was platted in 1872 and became an incorporated community in July 1903. A train station was established along the Sabula, Ackley and Dakota railroad in 1871. In 1911, the town was one of the few small towns in the eastern part of the state to be powered by electricity. 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 446 people, 201 households, and 120 families living in the city. The population density was . There were 221 housing units at an average density of . The racial makeup of the city was 99.1% White and 0.9% African American. Hispanic or Latino of any race were 1.3% of the population. There were 201 households, of which 25.9% had children under the age of 18 living with them, 45.3% were married couples living together, 8.5% had a female householder with no husband present, 6.0% had a male householder with no wife present, and 40.3% were non-families. 36.8% of all households were made up of individuals, and 18.9% had someone living alone who was 65 years of age or older. The average household size was 2.22 and the average family size was 2.85. The median age in the city was 44.2 years. 23.3% of residents were under the age of 18; 5.9% were between the ages of 18 and 24; 21.8% were from 25 to 44; 29.3% were from 45 to 64; and 19.7% were 65 years of age or older. The gender makeup of the city was 47.8% male and 52.2% female. 2000 census As of the census of 2000, there were 497 people, 210 households, and 136 families living in the city. The population density was . There were 225 housing units at an average density of . The racial makeup of the city was 98.99% White, 0.20% Asian, and 0.80% from two or more races. Hispanic or Latino of any race were 0.80% of the population. There were 210 households, out of which 30.0% had children under the age