Elk Run Heights is a city in Black Hawk County, Iowa, United States. The population was 1,069 at the 2020 census. It is part of the Waterloo–Cedar Falls Metropolitan Statistical Area. History Elk Run Heights was established in 1951. Geography Elk Run Heights is located at (42.468587, -92.257290). According to the United States Census Bureau, the city has a total area of , all land. Elk Run Heights is a suburb of Waterloo. Demographics 2010 census As of the census of 2010, there were 1,117 people, 461 households, and 337 families living in the city. The population density was . There were 465 housing units at an average density of . The racial makeup of the city was 94.6% White, 1.7% African American, 0.3% Native American, 0.1% Asian, 0.1% Pacific Islander, 0.5% from other races, and 2.7% from two or more races. Hispanic or Latino of any race were 2.5% of the population. There were 461 households, of which 27.1% had children under the age of 18 living with them, 58.6% were married couples living together, 9.8% had a female householder with no husband present, 4.8% had a male householder with no wife present, and 26.9% were non-families. 21.9% of all households were made up of individuals, and 8.3% had someone living alone who was 65 years of age or older. The average household size was 2.42 and the average family size was 2.79. The median age in the city was 44.1 years. 19.3% of residents were under the age of 18; 8.9% were between the ages of 18 and 24; 23% were from 25 to 44; 33.2% were from 45 to 64; and 15.6% were 65 years of age or older. The gender makeup of the city was 49.9% male and 50.1% female. 2000 census As of the census of 2000, there were 1,052 people, 394 households, and 325 families living in the city. The population density was . There were 397 housing units at an average density of . The racial makeup of the city was 97.53% White, 0.67% African American, 0.10% Native American, 0.10% Asian, 0.29% from other races, and 1.33% from two or more races. Hispanic or Latino of any race were 2.00% of the population. There were 394 households, out of which 37.8% had children under the age of 18 living with them, 69.5% were married couples living together, 8.1% had a female householder with