Floyd County, Iowa
As of the census of 2000, there were 16900 people, 6828 households, and 4708 families living in the county. The population density was 33.8 people per square mile (13.05/kmē), it is 35th most densely populated county in Iowa. There were 7317 housing units at an average density of 14.6 per square mile (5.64/kmē). It has an average household size was 2.4 persons, and the average family size was 2.92 persons. In the county the population was distributed as follows: 25.1% under the age of 18, 7% from 18 to 24, 24.4% from 25 to 44, 24.2% from 45 to 64, and 19.2% who were 65 or older. For every 100 females there were 93.5 males. For every 100 females age 18 and over, there were 90.4 males. Its population in July 2008 was estimated to be about 16183, The racial makeup of the county was 97.27% White, 0.98% Black or African American, 0.12% American Indian, 0.77% Asian, 0.11% Native Hawaiian, and 0.75% from two or more races.
The median income for a household in the county was $35237, it is the 62nd highest county by median household income in the U.S. state of Iowa. The median income for a family in the county was $41133, making it the 20th poorest county by median family income among the Iowa. The per capita income for the county was $17091, it is 67th wealthiest county by per capita income in Iowa.
In 2000, 4072 pupils and students, of which 1986 are male and 2086 are female, 24.09% of the total population, are in the education system. Of which, total enrollment of student are in, 302 nursery or pri school, 274 kindergarten, 1937 elementary school, 1044 high school and 515 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 | Charles City City | Floyd County | 6.24 | 6.15 | 0.09 | 7812 | 1269.9 | 16659 | 30568 |
| 2 | Colwell City | Floyd County | 0.18 | 0.18 | 0 | 76 | 413.8 | 12504 | 27813 |
| 3 | Floyd City | Floyd County | 0.59 | 0.59 | 0 | 361 | 612.7 | 14723 | 35096 |
| 4 | Marble Rock City | Floyd County | 0.87 | 0.84 | 0.04 | 326 | 390.1 | 17937 | 35500 |
| 5 | Nora Springs City | Floyd County, Cerro Gordo County | 2.21 | 2.19 | 0.03 | 1532 | 700.5 | 16246 | 34926 |
| 6 | Rockford City | Floyd County | 0.63 | 0.63 | 0 | 907 | 1439.5 | 15455 | 32143 |
| 7 | Rudd City | Floyd County | 1 | 1 | 0 | 431 | 432.4 | 17167 | 32679 |
| Year | Population |
|---|---|
| April 2000 census | 16900 |
| April 2000 Estimate | 16900 |
| July 2000 Estimate | 16854 |
| July 2001 Estimate | 16618 |
| July 2002 Estimate | 16587 |
| July 2003 Estimate | 16512 |
| July 2004 Estimate | 16420 |
| July 2005 Estimate | 16311 |
| July 2006 Estimate | 16339 |
| July 2007 Estimate | 16269 |
| July 2008 Estimate | 16183 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 149 | 153 | 302 |
| Kindergarten | 138 | 136 | 274 |
| Elementary school | 966 | 971 | 1937 |
| High school | 510 | 534 | 1044 |
| College or graduate school | 223 | 292 | 515 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Floyd County, Iowa | $35237 | $41133 | $17091 |
| Iowa, United States | $39469 | $48005 | $19674 |
| United States | $41994 | $50046 | $21587 |