Stephenson County, Illinois
As of the census of 2000, there were 48979 people in the county, organized into 19785 households, and 13471 families residing in the county. The population density was 86.8 people per square mile (33.51/kmē), giving it the 29th most densely populated county among the Illinois. There were 21713 housing units at an average density of 38.5 per square mile (14.86/kmē). The average household size was 2.43 and the average family size was 2.97. In the county the population was distributed as follows: 25.2% under the age of 18, 7.6% from 18 to 24, 27.5% from 25 to 44, 23.3% from 45 to 64, and 16.4% who were 65 or older. For every 100 females there were 93.1 males. For every 100 females age 18 and over, there were 90.3 males. As of July 2008, the population was estimated at 46367, The racial or ethnic makeup of the county was 41253 White, 3741 Black or African American, 111 American Indian, 394 Asian, 26 Native Hawaiian, and 842 from two or more races.
The median income for a household in the county was $40366, it is the 32nd wealthiest county in terms of median household income. The median income for a family in the county was $48510, it would be the 31st highest county by median family income in the U.S. state of Illinois. The per capita income for the county was $19794, it is the 25th highest county by per capita income in the U.S. state of Illinois.
In 2000, 12693 pupils and students, of which 48.95% are male and 51.05% are female, 25.92% of the total population, are in the education system. Of which, percentage of enrollment student are in, 7.22% nursery or pri school, 6.03% kindergarten, 45.82% elementary school, 22.22% high school and 18.71% 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 | Cedarville Village | Stephenson County | 0.45 | 0.45 | 0 | 719 | 1599.8 | 20076 | 44609 |
| 2 | Dakota Village | Stephenson County | 0.29 | 0.29 | 0 | 499 | 1731.9 | 18440 | 43942 |
| 3 | Davis Village | Stephenson County | 0.43 | 0.43 | 0 | 662 | 1546.7 | 18595 | 45385 |
| 4 | Freeport City | Stephenson County | 11.42 | 11.41 | 0.01 | 26443 | 2316.9 | 18680 | 35399 |
| 5 | German Valley Village | Stephenson County | 0.49 | 0.49 | 0 | 481 | 987.8 | 18564 | 42500 |
| 6 | Lake Summerset Cdp | Stephenson County, Winnebago County | 2.5 | 2.07 | 0.43 | 2061 | 995.3 | 27160 | 59648 |
| 7 | Lena Village | Stephenson County | 2.14 | 2.14 | 0 | 2887 | 1350 | 18613 | 39947 |
| 8 | Orangeville Village | Stephenson County | 0.64 | 0.64 | 0 | 751 | 1168.9 | 17437 | 39875 |
| 9 | Pearl City Village | Stephenson County | 0.58 | 0.57 | 0.01 | 780 | 1376.7 | 19256 | 43929 |
| 10 | Ridott Village | Stephenson County | 0.1 | 0.1 | 0 | 159 | 1518.9 | 16846 | 41875 |
| 11 | Rock City Village | Stephenson County | 0.14 | 0.14 | 0 | 313 | 2195.7 | 20920 | 46250 |
| 12 | Winslow Village | Stephenson County | 0.45 | 0.45 | 0 | 345 | 773.1 | 15595 | 42679 |
| Year | Population |
|---|---|
| April 2000 census | 48979 |
| April 2000 Estimate | 48979 |
| July 2000 Estimate | 48886 |
| July 2001 Estimate | 48445 |
| July 2002 Estimate | 48039 |
| July 2003 Estimate | 48006 |
| July 2004 Estimate | 47846 |
| July 2005 Estimate | 47330 |
| July 2006 Estimate | 46926 |
| July 2007 Estimate | 46581 |
| July 2008 Estimate | 46367 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 457 | 459 | 916 |
| Kindergarten | 418 | 347 | 765 |
| Elementary school | 3032 | 2784 | 5816 |
| High school | 1331 | 1490 | 2821 |
| College or graduate school | 975 | 1400 | 2375 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Stephenson County, Illinois | $40366 | $48510 | $19794 |
| Illinois, United States | $46590 | $55545 | $23104 |
| United States | $41994 | $50046 | $21587 |