According to the U.S. Census Bureau, the county has a total area of 4,038 km˛ (1,559 mi˛). 4,034 km˛ (1,558 mi˛) of it is land and 4 km˛ (1 mi˛) of it is water. The total area is 0.09% water.
Demographics
As of the census2 of 2000, there are 7,275 people, 2,970 households, and 2,067 families residing in the county. The population density is 2/km˛ (5/mi˛). There are 3,624 housing units at an average density of 1/km˛ (2/mi˛). The racial makeup of the county is 94.17% White, 0.27% Black or African American, 3.12% Native American, 0.18% Asian, 0.01% Pacific Islander, 0.36% from other races, and 1.88% from two or more races. 1.51% of the population are Hispanic or Latino of any race.
There are 2,970 households out of which 26.90% have children under the age of 18 living with them, 60.20% are married couples living together, 6.60% have a female householder with no husband present, and 30.40% are non-families. 25.90% of all households are made up of individuals and 10.30% have someone living alone who is 65 years of age or older. The average household size is 2.35 and the average family size is 2.80.
In the county, the population is spread out with 24.10% under the age of 18, 6.30% from 18 to 24, 22.40% from 25 to 44, 31.10% from 45 to 64, and 16.00% who are 65 years of age or older. The median age is 43 years. For every 100 females there are 104.40 males. For every 100 females age 18 and over, there are 99.40 males.
Custer City is generally considered to be the oldest established town and the "mother city" of the Black Hills of SouthDakota and Wyoming.
The site of one of the major encampments of the Black Hills Expedition of General George Armstrong Custer's 7th Cavalry in 1874 and the location of the first public discovery of gold in the Black Hills, it was first established as the town of Stonewall by illegal trespassing gold-boomers in 1875, but was renamed quickly.
Custer is the headquarters for the Supervisor of the Black Hills National Forest of SouthDakota and Wyoming, is convenient to major tourist attractions like Jewel Cave National Monument, Wind Cave National Park, Custer State Park, Mount Rushmore National Memorial, and its own Crazy Horse Memorial.
SouthDakota was admitted to the Union on November 2, 1889.
SouthDakota is bordered to the north by North Dakota, to the south by Nebraska, to the east by Iowa and Minnesota, and to the west by Wyoming and Montana.
According to the U.S. Census Bureau, as of 2004, SouthDakota's population was 770,883.