Clay County, Kansas
According to 2000 Census Bureau, there were 8822 people, 3617 households, and 2516 families living in the county. The population density was 13.7 people per square mile (5.29/kmē), making its Kansas's 48th most densely populated county. There were 4084 housing units at an average density of 6.3 per square mile (2.43/kmē). The average household size was 2.39 persons, and the average family size was 2.91 persons. In the county the population was spread out, with 24.9% under the age of 18, 6.7% from 18 to 24, 23.9% from 25 to 44, 23.7% from 45 to 64, and 20.8% who were 65 or older. For every 100 males there were 100.9 females. For every 100 males age 18 and over, there were 104.6 females. In July 2008, its estimated population was 8859, The racial or ethnic makeup of the county was 8603 White, 86 Black or African American, 41 American Indian, 15 Asian, 0 Native Hawaiian, and 114 from two or more races.
The median income for a household in the county was $33965, making it the 49th highest county by median household income in Kansas. The median income for a family in the county was $41103, it is Kansas's 51st wealthiest county by median family income. The per capita income for the county was $17939, making it the 27th wealthiest county by per capita income among the Kansas.
In 2000, 2148 pupils and students, of which 1039 are male and 1109 are female, 24.35% of the total population, are in the education system. Of which, total enrollment of student are in, 158 nursery or pri school, 187 kindergarten, 1031 elementary school, 528 high school and 244 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 | Clay Center City | Clay County | 2.59 | 2.59 | 0 | 4564 | 1762.4 | 19128 | 31531 |
| 2 | Green City | Clay County | 0.2 | 0.2 | 0 | 147 | 752.8 | 11171 | 27083 |
| 3 | Longford City | Clay County | 0.15 | 0.15 | 0 | 94 | 619.8 | 12072 | 20833 |
| 4 | Morganville City | Clay County | 0.34 | 0.34 | 0 | 198 | 581 | 12423 | 33125 |
| 5 | Oak Hill City | Clay County | 0.05 | 0.05 | 0 | 35 | 729 | 11326 | 29583 |
| 6 | Vining City | Clay County, Washington County | 0.22 | 0.22 | 0 | 58 | 260.1 | 26924 | 27500 |
| 7 | Wakefield City | Clay County | 0.47 | 0.47 | 0 | 838 | 1774.7 | 16939 | 41719 |
| 8 | Clifton City | Washington County, Clay County | 0.4 | 0.4 | 0 | 557 | 1378.7 | 13962 | 21750 |
| Year | Population |
|---|---|
| April 2000 census | 8822 |
| April 2000 Estimate | 8822 |
| July 2000 Estimate | 8812 |
| July 2001 Estimate | 8741 |
| July 2002 Estimate | 8645 |
| July 2003 Estimate | 8559 |
| July 2004 Estimate | 8531 |
| July 2005 Estimate | 8550 |
| July 2006 Estimate | 8586 |
| July 2007 Estimate | 8691 |
| July 2008 Estimate | 8859 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 87 | 71 | 158 |
| Kindergarten | 85 | 102 | 187 |
| Elementary school | 543 | 488 | 1031 |
| High school | 253 | 275 | 528 |
| College or graduate school | 71 | 173 | 244 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Clay County, Kansas | $33965 | $41103 | $17939 |
| Kansas, United States | $40624 | $49624 | $20506 |
| United States | $41994 | $50046 | $21587 |