Clay County, Iowa
According to 2000 Census Bureau, there were 17372 people, 7259 households, and 4774 families living in the county. The population density was 30.5 people per square mile (11.78/kmē), it is the 44th most densely populated county in the U.S. state of Iowa. There were 7828 housing units at an average density of 13.8 per square mile (5.33/kmē). The average household size was 2.35 people, and the average family size was 2.92 people. In the county the population was distributed as follows: 24.7% under the age of 18, 8% from 18 to 24, 26.9% from 25 to 44, 22.5% from 45 to 64, and 18% who were 65 or older. For every 100 females there were 93.3 males. For every 100 females age 18 and over, there were 90.9 males. According to July 2008 Census Bureau estimates, the population of the county is 16691, The racial or ethnic makeup of the county was 98.15% White, 0.26% Black or African American, 0.17% American Indian, 0.78% Asian, 0.03% Native Hawaiian, and 0.61% from two or more races.
The median income for a household in the county was $35799, it is the 56th wealthiest county in terms of median household income. The median income for a family in the county was $42769, it is Iowa's 60th wealthiest county by median family income. The per capita income for the county was $19451, it is the 16th wealthiest county in terms of per capita income.
In 2000, 4161 pupils and students, of which 2030 are male and 2131 are female, 23.95% of the total population, are in the education system. Of which, total enrollment of student are in, 429 nursery or pri school, 255 kindergarten, 1938 elementary school, 1037 high school and 502 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 | Dickens City | Clay County | 0.84 | 0.84 | 0 | 202 | 240.9 | 13344 | 44167 |
| 2 | Everly City | Clay County | 1.1 | 1.1 | 0 | 647 | 587.8 | 15996 | 35278 |
| 3 | Fostoria City | Clay County | 0.48 | 0.48 | 0 | 230 | 483.7 | 15952 | 38750 |
| 4 | Gillett Grove City | Clay County | 0.19 | 0.19 | 0 | 55 | 291.6 | 12337 | 21429 |
| 5 | Greenville City | Clay County | 0.18 | 0.18 | 0 | 93 | 507.9 | 22217 | 29531 |
| 6 | Peterson City | Clay County | 0.31 | 0.31 | 0 | 372 | 1208.6 | 16932 | 30000 |
| 7 | Rossie City | Clay County | 0.15 | 0.15 | 0 | 58 | 385.5 | 13266 | 30833 |
| 8 | Royal City | Clay County | 0.29 | 0.29 | 0 | 479 | 1634.2 | 18118 | 37500 |
| 9 | Spencer City | Clay County | 10.17 | 10.12 | 0.05 | 11317 | 1118.1 | 19153 | 32970 |
| 10 | Webb City | Clay County | 0.5 | 0.5 | 0 | 165 | 328 | 13087 | 27500 |
| Year | Population |
|---|---|
| April 2000 census | 17372 |
| April 2000 Estimate | 17372 |
| July 2000 Estimate | 17370 |
| July 2001 Estimate | 17249 |
| July 2002 Estimate | 17062 |
| July 2003 Estimate | 16949 |
| July 2004 Estimate | 16908 |
| July 2005 Estimate | 16777 |
| July 2006 Estimate | 16733 |
| July 2007 Estimate | 16686 |
| July 2008 Estimate | 16691 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 182 | 247 | 429 |
| Kindergarten | 106 | 149 | 255 |
| Elementary school | 972 | 966 | 1938 |
| High school | 579 | 458 | 1037 |
| College or graduate school | 191 | 311 | 502 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Clay County, Iowa | $35799 | $42769 | $19451 |
| Iowa, United States | $39469 | $48005 | $19674 |
| United States | $41994 | $50046 | $21587 |