Ellsworth AFB, South Dakota

Geography Ellsworth AFB is located at 44°8'15" North, 103°4'5" West (44.137471, -103.068123)¹.

According to the United States Census Bureau, the U.S. Air Force base has a total area of 4.9 km² (1.9 mi²). None of the area is covered with water.

Demographics As of the census of 2000, there are 4,165 people, 1,056 households, and 991 families residing in the U.S. Air Force base. The population density is 855.4/km² (2,217.8/mi²). There are 1,076 housing units at an average density of 221.0/km² (573.0/mi²). The racial makeup of the U.S. Air Force base is 82.21% White, 6.65% African American, 0.91% Native American, 2.28% Asian, 0.29% Pacific Islander, 2.57% from other races, and 5.09% from two or more races. 6.63% of the population are Hispanic or Latino of any race.

There are 1,056 households out of which 74.0% have children under the age of 18 living with them, 86.6% are married couples living together, 4.5% have a female householder with no husband present, and 6.1% are non-families. 4.5% of all households are made up of individuals and 0.0% have someone living alone who is 65 years of age or older. The average household size is 3.41 and the average family size is 3.51.

In the U.S. Air Force base the population is spread out with 36.4% under the age of 18, 24.7% from 18 to 24, 36.3% from 25 to 44, 2.4% from 45 to 64, and 0.2% who are 65 years of age or older. The median age is 22 years. For every 100 females there are 119.0 males. For every 100 females age 18 and over, there are 131.0 males.

The median income for a household in the U.S. Air Force base is $31,919, and the median income for a family is $31,941. Males have a median income of $20,721 versus $15,238 for females. The per capita income for the U.S. Air Force base is $11,362. 4.3% of the population and 3.4% of families are below the poverty line. Out of the total people living in poverty, 3.9% are under the age of 18 and 0.0% are 65 or older.