Ziebach County, South Dakota
According to 2000 Census Bureau, there were 2519 people, 741 households, and 594 families residing in the county. The population density was 1.3 people per square mile (0.5/kmē), it is the fifth least populated county in terms of population density. There were 879 housing units at an average density of 0.4 per square mile (0.15/kmē). It has an average household size was 3.4 persons, and the average family size was 3.81 persons. In the county the population was distributed as follows: 40.6% under the age of 18, 10.8% from 18 to 24, 24.7% from 25 to 44, 16.5% from 45 to 64, and 7.5% who were 65 or older. For every 100 females there were 97 males. For every 100 females age 18 and over, there were 98.1 males. According to July 2008 Census Bureau estimates, the population of the county is 2542, The racial makeup of the county was 655 White, 0 Black or African American, 1851 American Indian, 5 Asian, 0 Native Hawaiian, and 31 from two or more races.
The median income for a household in the county was $18063, making it the second poorest county by median household income among the South Dakota. The median income for a family in the county was $18672, it is South Dakota's second poorest county by median family income. The per capita income for the county was $7463, making its South Dakota's third lowest county by per capita income.
In 2000, 883 pupils and students, of which 47.45% are male and 52.55% are female, 35.05% of the total population, are in the education system. Of which, percentage of enrollment student are in, 7.25% nursery or pri school, 7.59% kindergarten, 55.04% elementary school, 20.61% high school and 9.51% College graduate school.
| Rank | City | County | Total Area mi2 | Land Area mi2 | Water Area mi2 | Population | Density mi2 | Per capita Income | House hold Income |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Eagle Butte City | Dewey County, Ziebach County | 0.92 | 0.92 | 0 | 619 | 675.4 | 9192 | 18611 |
| 2 | Dupree City | Ziebach County | 0.4 | 0.4 | 0 | 434 | 1089.8 | 8206 | 22250 |
| Year | Population |
|---|---|
| April 2000 census | 2519 |
| April 2000 Estimate | 2519 |
| July 2000 Estimate | 2475 |
| July 2001 Estimate | 2489 |
| July 2002 Estimate | 2514 |
| July 2003 Estimate | 2524 |
| July 2004 Estimate | 2539 |
| July 2005 Estimate | 2547 |
| July 2006 Estimate | 2640 |
| July 2007 Estimate | 2616 |
| July 2008 Estimate | 2542 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 36 | 28 | 64 |
| Kindergarten | 20 | 47 | 67 |
| Elementary school | 245 | 241 | 486 |
| High school | 85 | 97 | 182 |
| College or graduate school | 33 | 51 | 84 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Ziebach County, South Dakota | $18063 | $18672 | $7463 |
| South Dakota, United States | $35282 | $43237 | $17562 |
| United States | $41994 | $50046 | $21587 |