Waterville is a city in Paint Creek Township, Allamakee County, Iowa, United States. The population was 109 at the time of the 2020 census. History The first settlement in the neighborhood of what would become Waterville was in 1850. In 1854, Nathaniel Beebe erected the Waterville Mill. In 1855, Col. J. Spooner opened a store, and in 1856, James Beebe built a hotel. The Waukon and Mississippi Railroad was completed through town in 1877, at which point, Waterville became the only station between Waukon and Waukon Junction. Waterville was incorporated as a city in 1912. Geography Waterville is located at (43.208051, -91.294965). The village is 14 miles from Waukon and 9 miles from the Mississippi River, on the north bank of Paint Creek. At Waterville, the Paint Creek canyon is 150 feet deep, bounded by almost vertical cliffs of Oneota Dolomite. 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 144 people, 59 households, and 37 families living in the city. The population density was . There were 61 housing units at an average density of . The racial makeup of the city was 98.6% White and 1.4% from other races. Hispanic or Latino of any race were 1.4% of the population. There were 59 households, of which 37.3% had children under the age of 18 living with them, 50.8% were married couples living together, 5.1% had a female householder with no husband present, 6.8% had a male householder with no wife present, and 37.3% were non-families. 30.5% of all households were made up of individuals, and 13.6% had someone living alone who was 65 years of age or older. The average household size was 2.44 and the average family size was 3.05. The median age in the city was 38 years. 29.2% of residents were under the age of 18; 3.4% were between the ages of 18 and 24; 23.6% were from 25 to 44; 31.3% were from 45 to 64; and 12.5% were 65 years of age or older. The gender makeup of the city was 55.6% male and 44.4% female. 2000 census As of the census of 2000, there were 145 people, 53 households, and 39 families living in the city. The population density was . There were 63 housing units at an average density of . The