Aberdeen (Lakota: Ablíla) is a city in and the county seat of Brown County, South Dakota, United States, about 125 miles (201 km) northeast of Pierre. The city population was 26,091 at the 2010 census, making it the third most populous city in the state after Sioux Falls and Rapid City. Aberdeen is the principal city of the Aberdeen Micropolitan Statistical Area, which includes all of Brown and Edmunds counties and has a population of 40,602 in 2010. Aberdeen is considered a college town, being the home of both Northern State University and Presentation College.
Aberdeen is located in northeastern South Dakota, in the James River valley, approximately 11 miles (18 km) west of the river. The James River enters northeastern South Dakota in Brown County, where it is dammed to form two reservoirs northeast of Aberdeen. The city is bisected by Moccasin Creek, a slow-moving waterway which flows south and then northeast to the James River.
According to the United States Census Bureau, the city has a total area of 15.60 square miles (40.40 km), of which 15.50 square miles (40.14 km) is land and 0.10 square miles (0.26 km) is water.
Aberdeen has been assigned the ZIP code range 57401−57402.
As of the census of 2010, there were 26,091 people, 11,418 households, and 6,354 families residing in the city. The population density was 1,683.3 inhabitants per square mile (649.9/km). There were 12,158 housing units at an average density of 784.4 per square mile (302.9/km). The racial makeup of the city was 91.8% White, 0.7% African American, 3.6% Native American, 1.3% Asian, 0.2% Pacific Islander, 0.5% from other races, and 2.0% from two or more races. Hispanic or Latino of any race were 1.6% of the population.
There were 11,418 households of which 27.1% had children under the age of 18 living with them, 42.1% were married couples living together, 9.5% had a female householder with no husband present, 4.0% had a male householder with no wife present, and 44.4% were non-families. 36.9% of all households were made up of individuals and 13.1% had someone living alone who was 65 years of age or older. The average household size was 2.18 and the average family size was 2.86.
The median age in the city was 36.4 years. 22.2% of residents were under the age of 18; 12.8% were between the ages of 18 and 24; 24.1% were from 25 to 44; 24.4% were from 45 to 64; 16.4% were 65 years of age or older. The gender makeup of the city was 47.6% male and 52.4% female.
As of the census of 2000, there were 24,658 people, 10,553 households and 6,184 families residing in the city. The population density was 1,902.1 per square mile (734.4/km²). There were 11,259 housing units at an average density of 868.5 per square mile (335.3/km²). The racial makeup of the city was 94.61% White, 0.37% Black or African American, 3.17% Native American, 0.54% Asian, 0.13% Pacific Islander, 0.19% from other races, and 0.99% from two or more races. 0.79% of the population were Hispanic or Latino of any race. 53.7% were of German, 15% Norwegian and 8.5% Irish ancestry.
There were 10,553 households out of which 27.3% had children under the age of 18 living with them, 47.0% were married couples living together, 8.9% had a female householder with no husband present, and 41.4% were non-families. 34.9% 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 2.21 and the average family size was 2.86.
Age spread: 21.8% under the age of 18, 14.1% from 18 to 24, 26.4% from 25 to 44, 20.4% from 45 to 64, and 17.2% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 89.2 males. For every 100 females age 18 and over, there were 85.3 males.
As of 2000, the median income for a household in the city was $33,276, and the median income for a family was $43,882. Males had a median income of $30,355 versus $20,092 for females. The per capita income for the city was $17,923. About 7.6% of families and 10.5% of the population were below the poverty line, including 10.6% of those under age 18 and 10.1% of those age 65 or over.
There are several Roman Catholic, Baptist, Lutheran, Methodist, Pentecostal, and the Church of Jesus Christ of Latter-day Saints churches in the area, as well as one synagogue.
Aberdeen South Dakota neighborhoods include: Alcester, Baltic, Black Hawk, Box Elder, Brandon, Buffalo Ridge, Camp Crook, Canton, Caputa, Central City, Chancellor, Colton, Creighton, Crooks, Custer, Deadwood, Dell Rapids, Elkton, Ellsworth Afb, Garretson, Hartford, Hermosa, Hill City, Howes, Humboldt, Keystone, Lead, Ludlow, Montrose, Nemo, New Underwood, North Sioux City, Owanka, Parker, Quinn, Rapid City, Renner, Rowena, Saint Onge, Scenic, Sherman, Silver City, Sioux Falls, Spearfish, Sturgis, Valley Springs, Wall, Wanblee, Wasta, Whitewood