Hazleton is a city in Buchanan County, Iowa, United States. The population was 713 at the time of the 2020 census. History The original town was established in 1853 when E. W. Tenney opened a store. A post office opened soon after and was named "Hazelton", because the community was in a hazelnut grove. When the railway came, it missed the town by a mile, so the town was moved to the railway. The current site of "Hazleton" was established in 1873, and incorporated in 1883. Geography According to the United States Census Bureau, the city has a total area of , of which is land and is water. Demographics 2010 census As of the census of 2010, there were 823 people, 354 households, and 207 families living in the city. The population density was . There were 402 housing units at an average density of . The racial makeup of the city was 96.8% White, 0.5% African American, 1.6% Native American, and 1.1% from two or more races. Hispanic or Latino of any race were 1.6% of the population. There were 354 households, of which 28.5% had children under the age of 18 living with them, 42.1% were married couples living together, 10.5% had a female householder with no husband present, 5.9% had a male householder with no wife present, and 41.5% were non-families. 35.3% of all households were made up of individuals, and 11.3% had someone living alone who was 65 years of age or older. The average household size was 2.32 and the average family size was 3.00. The median age in the city was 40.7 years. 24.5% of residents were under the age of 18; 8.3% were between the ages of 18 and 24; 24.4% were from 25 to 44; 29.2% were from 45 to 64; and 13.5% were 65 years of age or older. The gender makeup of the city was 53.9% male and 46.1% female. 2000 census As of the census of 2000, there were 950 people, 381 households, and 252 families living in the city. The population density was . There were 409 housing units at an average density of . The racial makeup of the city was 98.32% White, 0.95% Native American, 0.21% from other races, and 0.53% from two or more races. Hispanic or Latino of any race were 2.11% of the population. There were 381 households, out of which 36.2%