| Lake County, Illinois | |
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![]() Location in the state of Illinois |
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![]() Illinois's location in the U.S. |
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| Seat | Waukegan |
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| Area - Total - Land - Water |
1,368 sq mi (3,543 km²) 448 sq mi (1,160 km²) 920 sq mi (2,383 km²), 67.28% |
| Population - (2000) - Density |
644,356 1,440/sq mi (556/km²) |
| Founded | 1839 |
| Website | www.lakecountyil.gov |
Lake County is the farthest north-east county in the U.S. state of Illinois. A 2006 census estimated the population was 713,076. Its county seat is Waukegan, Illinois[1]. According to the 2000 United States Census, Lake County is the 31st richest county by per-capita income. The county is part of the Chicago metropolitan area. Its lakefront communities, along with some in Cook County, are part of an area known as the North Shore.
Originally part of McHenry County, the townships comprising Lake County were carved out into a separate county in 1839.
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| Historical populations | |||
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| Census | Pop. | %± | |
| 1840 | 2,634 |
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| 1850 | 14,226 | 440.1% | |
| 1860 | 18,257 | 28.3% | |
| 1870 | 21,014 | 15.1% | |
| 1880 | 21,296 | 1.3% | |
| 1890 | 24,235 | 13.8% | |
| 1900 | 34,504 | 42.4% | |
| 1910 | 55,058 | 59.6% | |
| 1920 | 74,285 | 34.9% | |
| 1930 | 104,387 | 40.5% | |
| 1940 | 121,094 | 16.0% | |
| 1950 | 179,097 | 47.9% | |
| 1960 | 293,656 | 64.0% | |
| 1970 | 382,638 | 30.3% | |
| 1980 | 440,372 | 15.1% | |
| 1990 | 516,418 | 17.3% | |
| 2000 | 644,356 | 24.8% | |
| Est. 2008 | 712,453 | 10.6% | |
As of the census[2] of 2000, there were 644,356 people, 216,297 households, and 163,953 families residing in the county. The population density was 1,440 people per square mile (556/km²). There were 225,919 housing units at an average density of 505 per square mile (195/km²). The racial makeup of the county was 80.11% White, 6.94% Black or African American, 0.28% Native American, 3.90% Asian, 0.05% Pacific Islander, 6.72% from other races, and 2.01% from two or more races. 14.39% of the population were Hispanic or Latino of any race. 17.0% were of German, 9.0% Irish, 7.2% Polish, 6.4% Italian and 5.0% American ancestry according to Census 2000. 78.7% spoke English, 12.9% Spanish and 1.0% Russian as their first language.
The Census estimates of 2005 showed Lake County with 68.6% of its residents being non-Hispanic whites, 18.2% Latinos, 6.8% African American and 5.5% Asian.[3]
According to the 2000 census there were 216,297 households out of which 42.10% had children under the age of 18 living with them, 63.20% were married couples living together, 9.20% had a female householder with no husband present, and 24.20% were non-families. 19.70% of all households were made up of individuals and 6.20% had someone living alone who was 65 years of age or older. The average household size was 2.88 and the average family size was 3.33.
In the county the population was spread out with 29.40% under the age of 18, 8.90% from 18 to 24, 31.60% from 25 to 44, 21.60% from 45 to 64, and 8.50% who were 65 years of age or older. The median age was 34 years. For every 100 females there were 101.20 males. For every 100 females age 18 and over, there were 99.30 males. Waukegan and North Chicago account for 20% of the county's population.
The median income for a household in the county was $66,973, and the median income for a family was $76,424 (these figures had risen to $76,940 and $88,851 respectively as of a 2007 estimate[4]). Males had a median income of $50,789 versus $33,458 for females. The per capita income for the county was $32,102. About 4.00% of families and 5.70% of the population were below the poverty line, including 7.00% of those under age 18 and 4.80% of those age 65 or over. The 2000 Census reported that Lake County had the second median highest household income of any county in the state, behind DuPage County.
According to the U.S. Census Bureau, the county has a total area of 1,368 square miles (3,543 km²), of which, 448 square miles (1,159 km²) of it is land and 920 square miles (2,384 km²) of it is water, much of it in Lake Michigan. The total area is 67.28% water.
1 Boundary lies entirely in Lake Michigan.
Besides Lake Michigan, lakes in the county include:
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The county is divided into eighteen townships.

| Township | Population (2000) |
| Waukegan | 92,805 |
| Vernon | 65,355 |
| Warren | 59,424 |
| Avon | 54,957 |
| Libertyville | 48,904 |
| Shields | 43,382 |
| Ela | 39,688 |
| Moraine | 34,538 |
| Lake Villa | 33,721 |
| West Deerfield | 31,794 |
| Fremont | 23,955 |
| Zion | 22,866 |
| Antioch | 21,879 |
| Benton | 17,413 |
| Grant | 17,397 |
| Wauconda | 16,387 |
| Cuba | 15,749 |
| Newport | 4,142 |
| Name | Incorporation year | Population (2000) | Additional information |
|---|---|---|---|
| Waukegan | 1829 | 87,901 | - |
| North Chicago | 1895 | 35,918 | - |
| Highland Park | 1869 | 31,365 | - |
| Zion | 1901 | 22,866 | - |
| Lake Forest | 1861 | 20,059 | - |
| Park City | 1958 | 6,637 | - |
| Highwood | 1887 | 4,143 | - |
| Name | Incorporation year | Population (2000) | Additional information |
|---|---|---|---|
| Arlington Heights | 1887 | 76,031 | Primarily in Cook County. |
| Buffalo Grove | 1958 | 45,000 | Partly in Cook County. |
| Wheeling | 1894 | 34,496 | - |
| Mundelein | 1909 | 30,935 | - |
| Gurnee | 1928 | 28,834 | - |
| Round Lake Beach | 1937 | 25,859 | - |
| Libertyville | 1882 | 21,760 | - |
| Vernon Hills | 1958 | 20,120 | - |
| Grayslake | 1895 | 18,506 | - |
| Deerfield | 1903 | 18,420 | Partly in Cook County. |
| Lake Zurich | 1896 | 18,104 | - |
| Lindenhurst | 1956 | 12,539 | - |
| Barrington | 1865 | 10,168 | Partly in Cook County |
| Beach Park | 1988 | 10,072 | - |
| Wauconda | 1877 | 9,448 | - |
| Fox Lake | 1907 | 9,178 | Partly in McHenry County. |
| Antioch | 1892 | 8,788 | - |
| Island Lake | 1952 | 8,153 | Partly in McHenry County. |
| Long Grove | 1956 | 6,735 | - |
| Winthrop Harbor | 1901 | 6,670 | - |
| Lincolnshire | 1957 | 6,108 | - |
| Lake Bluff | 1895 | 6,056 | - |
| Round Lake Park | 1947 | 6,038 | - |
| Hawthorn Woods | 1958 | 6,002 | - |
| Lake Villa | 1901 | 5,864 | - |
| Round Lake | 1909 | 5,842 | - |
| Fox River Grove | 1919 | 4,862 | Primarily in McHenry County. |
| Lake Barrington | 1959 | 4,757 | - |
| Barrington Hills | 1957 | 3,915 | Partly in Cook, Kane and McHenry County. |
| Riverwoods | 1959 | 3,843 | - |
| Green Oaks | 1960 | 3,572 | - |
| Kildeer | 1958 | 3,460 | - |
| Deer Park | 1957 | 3,102 | Partly in Cook County. |
| Wadsworth | 1962 | 3,083 | - |
| North Barrington | 1959 | 2,918 | - |
| Lakemoor | 1938 | 2,788 | Partly in McHenry County. |
| Hainesville | 1846 | 2,129 | - |
| Bannockburn | 1924 | 1,429 | - |
| Third Lake | 1959 | 1,355 | - |
| Round Lake Heights | 1960 | 1,347 | - |
| Tower Lakes | 1966 | 1,310 | - |
| Port Barrington | 1969 | 788 | Partly in McHenry County. |
| Mettawa | 1960 | 367 | - |
| Old Mill Creek | 1959 | 251 | - |
| Indian Creek | 1958 | 194 | - |
| Volo | 1993 | 180 | - |
| Name | Population (2000) | Additional information |
|---|---|---|
| Gages Lake | 10,415 | - |
| Ingleside | 9,286 | - |
| Grandwood Park | 4,521 | - |
| Long Lake | 3,356 | - |
| Venetian Village | 3,082 | - |
| Prairie View | 3,079 | - |
| Fox Lake Hills | 2,561 | - |
| Channel Lake | 1,785 | - |
| Forest Lake | 1,530 | - |
| Lake Catherine | 1,490 | - |
| Ivanhoe | ? | - |
| Knollwood | ? | - |
| Rondout | ? | - |
| Russell | ? | - |
| Wildwood | ? | - |
The following sports teams play in Lake County:
The most notable people whom are natives of or have lived in Lake County include:
The most notable movies which filmed through the years at Lake county are:
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Kenosha County, Wisconsin | Allegan County, Michigan | ![]() |
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| McHenry County | Van Buren County, Michigan | |||
| Cook County | Berrien County, Michigan |
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Coordinates: 42°26′N 87°47′W / 42.43°N 87.78°W
| Lake County, Illinois view Community messages | |
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| Articles, images | Archeology • Farms • Landmarks • Migrations and settlements • Photo gallery • Prehistory • Timeline |
| People | Births • Deaths • Families • Marriages • Residents |
| Daily life | Before 1700 • 1700-1749 • 1750-1799 • 1800-1819 • 1820-1839 • 1840-1859 • 1860-1879 • 1880-1899 • 1900-1919 • 1920-1939 • 1940-1959 • 1960-1979 • 1980-1999 • 2000-present |
| Research, including queries |
Lake County, Illinois links • Birth records • Businesses • Cemeteries • Census data • Church records • Court records • Death records • Directories • Landowner records • Marriage records • Maps • Military records • Obituaries • Probate records • Queries |
| Lake County, Illinois | |
| Map | |
| File:Map of Illinois highlighting Lake County.png Location in the state of Illinois |
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![]() Illinois's location in the USA |
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| Statistics | |
| Founded | 1839 |
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| Seat | Waukegan |
| Area - Total - Land - Water |
sq mi ( km²) sq mi ( km²) sq mi ( km²), 67.28% |
| wikipedia:Population - (2000) - Density |
644356 |
| Website: www.co.lake.il.us | |
Lake County is a county located in the U.S. state of Illinois. A 2006 census estimated the population was 713,076. Its county seat is Waukegan6. According to the 2000 United States Census, Lake County is the 31st richest county by per-capita income. The county is part of the Chicago metropolitan area. Its lakefront communities, along with some in Cook County, are part of an area known as the North Shore.
Originally part of McHenry County, the townships comprising Lake County were carved out into a separate county in 1839.
Contents |
According to the U.S. Census Bureau, the county has a total area of 3,543 km² (1,368 sq mi). 1,159 km² (448 sq mi) of it is land and 2,384 km² (920 sq mi) of it is water, much of it in Lake Michigan. The total area is 67.28% water.
1 Boundary lies entirely in Lake Michigan.
As of the census² of 2000, there were 644,356 people, 216,297 households, and 163,953 families residing in the county. The population density was 556/km² (1,440/sq mi). There were 225,919 housing units at an average density of 195/km² (505/sq mi). The racial makeup of the county was 80.11% White, 6.94% Black or African American, 0.28% Native American, 3.90% Asian, 0.05% Pacific Islander, 6.72% from other races, and 2.01% from two or more races. 14.39% of the population were Hispanic or Latino of any race.
The Census estimates 0f 2005 showed Lake County with 68.6% of its residents being non-Hispanic whites, 18.2% Latinos, 6.8% African American and 5.5% Asian.[1]
| Lake County Population by year |
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2003 - 713,076 |
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According to the 2000 census there were 216,297 households out of which 42.10% had children under the age of 18 living with them, 63.20% were married couples living together, 9.20% had a female householder with no husband present, and 24.20% were non-families. 19.70% of all households were made up of individuals and 6.20% had someone living alone who was 65 years of age or older. The average household size was 2.88 and the average family size was 3.33.
In the county the population was spread out with 29.40% under the age of 18, 8.90% from 18 to 24, 31.60% from 25 to 44, 21.60% from 45 to 64, and 8.50% who were 65 years of age or older. The median age was 34 years. For every 100 females there were 101.20 males. For every 100 females age 18 and over, there were 99.30 males. Waukegan and North Chicago account for 20% of the county's population.
The median income for a household in the county was $66,973, and the median income for a family was $76,424. Males had a median income of $50,789 versus $33,458 for females. The per capita income for the county was $32,102. About 4.00% of families and 5.70% of the population were below the poverty line, including 7.00% of those under age 18 and 4.80% of those age 65 or over. The 2000 Census reported that Lake County had the second median highest household income of any county in the state, behind DuPage County.
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| Municipalities and communities of Lake County, Illinois |
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| County seat |
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| Cities |
Highland Park | Highwood | Lake Forest | North Chicago | Park City | Waukegan | Zion |
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| Villages |
Antioch | Bannockburn | Barrington | Barrington Hills | Beach Park | Buffalo Grove | Deerfield | Deer Park | Fox Lake | Fox River Grove | Grayslake | Green Oaks | Gurnee | Hainesville | Indian Creek | Island Lake | Kildeer | Lake Barrington | Lake Bluff | Lake Villa | Lake Zurich | Lakemoor | Libertyville | Lincolnshire | Lindenhurst | Long Grove | Mettawa | Mundelein | North Barrington | Old Mill Creek | Port Barrington | Riverwoods | Round Lake | Round Lake Beach | Round Lake Heights | Round Lake Park | Third Lake | Tower Lakes | Vernon Hills | Volo | Wadsworth | Wauconda | Winthrop Harbor |
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| CDPs |
Channel Lake | Forest Lake | Fox Lake Hills | Gages Lake | Grandwood Park | Lake Catherine | Long Lake | Venetian Village |
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| Townships |
Antioch | Avon | Benton | Cuba | Ela | Fremont | Grant | Lake Villa | Libertyville | Moraine | Newport | Shields | Vernon | Warren | Wauconda | Waukegan | West Deerfield | Zion |
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| Chicago Metropolitan Area | ||
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| Central City | Chicago | ![]() |
| Largest cities (over 30,000 in 2000) |
Aurora • Berwyn • Bolingbrook •Calumet City • Chicago Heights • Crystal Lake • DeKalb • Des Plaines • East Chicago • Elgin • Elmhurst • Evanston • Gary • Hammond • Harvey • Highland Park • Joliet • Kenosha • Michigan City • Naperville • North Chicago • Park Ridge • Portage • Waukegan • Wheaton |
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| Largest towns and villages (over 30,000 in 2000) |
Addison • Arlington Heights • Bartlett • Bolingbrook • Buffalo Grove • Carol Stream • Carpentersville • Cicero • Downers Grove • Elk Grove Village • Glendale Heights • Glenview • Hanover Park • Hoffman Estates • Lombard • Merrillville • Mount Prospect • Mundelein • Niles • Northbrook • Oak Lawn • Oak Park • Orland Park • Palatine • Schaumburg • Skokie • Streamwood • Tinley Park • Wheeling • Woodridge | |
| Counties | Cook • DeKalb • DuPage • Grundy • Jasper • Kane • Kendall • Kenosha • Lake (Illinois) • Lake (Indiana) • LaPorte • McHenry • Newton • Porter • Will | |
| State of Illinois Springfield (capital) |
| History |
Government | Economy | Culture |
| This page uses content from the English language Wikipedia. The original content was at Lake County, Illinois. The list of authors can be seen in the page history. As with this Familypedia wiki, the content of Wikipedia is available under the Creative Commons License. |
<ref> tags exist, but no <references/> tag was found
| County names | Lake County, Illinois + |
| County of country | United States + |
| County of subdivision1 | Illinois + |
| Short name | Lake County + |
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