Dupage County, Illinois
As of the census of 2000, there were 904161 people in the county, organized into 325601 households, and 234354 families residing in the county. The population density was 2710.3 people per square mile (1046.45/kmē), it is the second most densely populated county in the U.S. state of Illinois. There were 335621 housing units at an average density of 1006 per square mile (388.42/kmē). The average household size was 2.73 people, and the average family size was 3.27 people. In the county Age distribution was 26.7% under the age of 18, 8.2% from 18 to 24, 32.4% from 25 to 44, 22.8% from 45 to 64, and 9.8% who were 65 or older. For every 100 females there were 97.2 males. For every 100 females age 18 and over, there were 94.2 males. As of July 2008, the estimated population was 930528, The racial makeup of the county was 779745 White, 43627 Black or African American, 2734 American Indian, 91949 Asian, 495 Native Hawaiian, and 11978 from two or more races.
The median income for a household in the county was $67887, it is the highest county by median household income in the U.S. state of Illinois. The median income for a family in the county was $79314, making its Illinois's highest county by median family income. The per capita income for the county was $31315, making its Illinois's second highest county by per capita income.
In 2000, 254238 pupils and students, of which 50.53% are male and 49.47% are female, 28.12% of the total population, are in the education system. Of which, percentage of enrollment student are in, 8.33% nursery or pri school, 5.4% kindergarten, 43.3% elementary school, 20.28% high school and 22.69% 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 | Chicago City | Cook County, DuPage County | 234 | 227.13 | 6.87 | 2896016 | 12750.3 | 20175 | 38625 |
| 2 | Lemont Village | Cook County, Will County, County, DuPage County | 6.8 | 6.45 | 0.35 | 13098 | 2029.9 | 28354 | 70563 |
| 3 | Roselle Village | Cook County, DuPage County | 5.39 | 5.37 | 0.02 | 23115 | 4301.1 | 28501 | 65254 |
| 4 | Addison Village | DuPage County | 9.49 | 9.43 | 0.05 | 35914 | 3807.6 | 21201 | 54090 |
| 5 | Bartlett Village | DuPage County | 14.96 | 14.81 | 0.14 | 36706 | 2477.9 | 29652 | 79718 |
| 6 | Bensenville Village | DuPage County | 6.01 | 6.01 | 0 | 20703 | 3447.2 | 20040 | 54662 |
| 7 | Bloomingdale Village | DuPage County | 6.81 | 6.76 | 0.04 | 21675 | 3204.1 | 30941 | 67365 |
| 8 | Burr Ridge Village | DuPage County | 6.54 | 6.42 | 0.11 | 10408 | 1620.1 | 58518 | 129507 |
| 9 | Carol Stream Village | DuPage County | 8.92 | 8.9 | 0.03 | 40438 | 4545.8 | 25152 | 64893 |
| 10 | Clarendon Hills Village | DuPage County | 1.74 | 1.74 | 0 | 7610 | 4377.1 | 41859 | 84795 |
| 11 | Darien City | DuPage County | 6.12 | 6.04 | 0.07 | 22860 | 3782.7 | 34795 | 74836 |
| 12 | Downers Grove Village | DuPage County | 14.26 | 14.25 | 0.01 | 48724 | 3420.2 | 31580 | 65539 |
| 13 | Elmhurst City | DuPage County | 10.27 | 10.26 | 0 | 42762 | 4165.9 | 32015 | 69794 |
| 14 | Glen Ellyn Village | DuPage County | 6.64 | 6.62 | 0.02 | 26999 | 4080.6 | 39783 | 74846 |
| 15 | Glendale Heights Village | DuPage County | 5.41 | 5.4 | 0 | 31765 | 5877.8 | 21911 | 56285 |
| 16 | Hinsdale Village | DuPage County | 4.64 | 4.64 | 0 | 17349 | 3742.3 | 63765 | 104551 |
| 17 | Itasca Village | DuPage County | 4.99 | 4.92 | 0.07 | 8302 | 1688.8 | 34117 | 70156 |
| 18 | Lisle Village | DuPage County | 6.42 | 6.37 | 0.05 | 21182 | 3323.7 | 35693 | 65821 |
| 19 | Lombard Village | DuPage County | 9.7 | 9.69 | 0.01 | 42322 | 4369.8 | 27667 | 60015 |
| 20 | Naperville City | DuPage County, Will County | 35.52 | 35.38 | 0.14 | 128358 | 3628.3 | 35551 | 88771 |
| 21 | Oak Brook Village | DuPage County | 8.26 | 8.16 | 0.1 | 8702 | 1066.4 | 76668 | 146537 |
| 22 | Oakbrook Terrace City | DuPage County | 1.39 | 1.39 | 0 | 2300 | 1651.2 | 44345 | 59148 |
| 23 | Villa Park Village | DuPage County | 4.71 | 4.7 | 0 | 22075 | 4695.2 | 22354 | 55706 |
| 24 | Warrenville City | DuPage County | 5.62 | 5.5 | 0.12 | 13363 | 2430.6 | 28922 | 62430 |
| 25 | Wayne Village | DuPage County | 5.82 | 5.82 | 0 | 2137 | 367.4 | 54990 | 115338 |
| 26 | West Chicago City | DuPage County | 13.84 | 13.84 | 0 | 23469 | 1695.9 | 19287 | 63424 |
| 27 | Westmont Village | DuPage County | 4.91 | 4.9 | 0.01 | 24554 | 5014.4 | 26394 | 51422 |
| 28 | Wheaton City | DuPage County | 11.27 | 11.22 | 0.04 | 55416 | 4938.5 | 34147 | 73385 |
| 29 | Willowbrook Village | DuPage County | 2.63 | 2.6 | 0.03 | 8967 | 3447.8 | 37715 | 56725 |
| 30 | Winfield Village | DuPage County | 2.71 | 2.7 | 0.01 | 8718 | 3228.3 | 35482 | 89060 |
| 31 | Wood Dale City | DuPage County | 4.67 | 4.67 | 0 | 13535 | 2897.8 | 25507 | 57509 |
| 32 | Woodridge Village | DuPage County | 8.35 | 8.32 | 0.02 | 30934 | 3716.7 | 27851 | 61944 |
| 33 | Aurora City | Kane County, DuPage County, Kendall County, Will County | 39.42 | 38.53 | 0.89 | 142990 | 3711.5 | 22131 | 54861 |
| 34 | Batavia City | Kane County, Dupage County | 9.19 | 9.05 | 0.14 | 23866 | 2638.4 | 27783 | 68656 |
| 35 | St. Charles City | Kane County, DuPage County | 14.15 | 13.99 | 0.16 | 27896 | 1993.9 | 33969 | 69424 |
| 36 | Bolingbrook Village | Will County, DuPage County | 20.74 | 20.51 | 0.24 | 56321 | 2746.5 | 23468 | 67852 |
| Year | Population |
|---|---|
| April 2000 census | 904161 |
| April 2000 Estimate | 904152 |
| July 2000 Estimate | 906665 |
| July 2001 Estimate | 914555 |
| July 2002 Estimate | 919547 |
| July 2003 Estimate | 921657 |
| July 2004 Estimate | 924777 |
| July 2005 Estimate | 925156 |
| July 2006 Estimate | 925473 |
| July 2007 Estimate | 926228 |
| July 2008 Estimate | 930528 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 10906 | 10268 | 21174 |
| Kindergarten | 7231 | 6492 | 13723 |
| Elementary school | 56733 | 53361 | 110094 |
| High school | 26997 | 24555 | 51552 |
| College or graduate school | 26609 | 31086 | 57695 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| DuPage County, Illinois | $67887 | $79314 | $31315 |
| Illinois, United States | $46590 | $55545 | $23104 |
| United States | $41994 | $50046 | $21587 |