State: Illinois
Time zone: Eastern GMT -6:00.
| Population: | 61,094 |
| 2000 Population: | 66,326 |
| White Population: | 60,085 |
| Black Population: | 1,842 |
| Hispanic Population: | 2,237 |
| Asian Population: | 2,761 |
| Hawaiian Population: | 152 |
| Indian Population: | 51 |
| Other Population: | 627 |
| Male Population: | 33,918 |
| Female Population: | 32,408 |
| Median Age: | 103.8 |
| Male Median Age: | 100.7 |
| Female Median Age: | 114.6 |
| Households: | 21,929 |
| Average Household Size: | 8.14 |
| Average House Value: | $1,294,900 |
| Average Household Income: | $309,013 |
| Land Area: | 60.078 sq mi |
| Water Area: | 0.772 sq mi |
Knollwood Lake Bluff , Lincolnshire Woods , Mettawa , Lake Forest , Libertyville
Libertyville, IL ( 2.4 miles)
Lake Forest, IL ( 2.7 miles)
Lake Bluff, IL ( 2.8 miles)
Vernon Hills, IL ( 3.3 miles)
Great Lakes, IL ( 4.4 miles)
North Chicago, IL ( 5.0 miles)
Lincolnshire, IL ( 5.3 miles)
Deerfield, IL ( 6.4 miles)
Highwood, IL ( 6.5 miles)
Fort Sheridan, IL ( 6.7 miles)
| 2000 Population: | 12,419,293 |
| White Population: | 9,125,471 |
| Black Population: | 1,876,875 |
| Asian Population: | 423,603 |
| Indian Population: | 31,006 |
| Hawaiian Population: | 4,610 |
| Other Population: | 722,712 |
| Male Population: | 6,080,336 |
| Female Population: | 6,338,957 |
| Median Age: | 34.70 |
| Male Median Age: | 33.30 |
| Female Median Age: | 36.00 |
| 2000 Households: | 4,591,779 |
| White Households: | 3,586,667 |
| Black Households: | 625,590 |
| Asian Households: | 134,333 |
| Indian Households: | 9,657 |
| Hawaiian Households: | 1,208 |
| Average Household Size: | 2.63 |
| Average Family Size: | 3.23 |