Language Spoken At Home in Lake County
*Base on 2012 Data
| Population 5 years and over | 462,030 | 100% |
| English only | 396,772 | 85.9% |
| Language other than English | 65,258 | 14.1% |
| Speak English less than very well | 22,298 | 4.8% |
| Spanish | 44,717 | 9.7% |
| Speak English less than very well | 15,658 | 3.4% |
| Other Indo-European languages | 14,926 | 3.2% |
| Speak English less than very well | 4,697 | 1.0% |
| Asian and Pacific Islander languages | 3,158 | 0.7% |
| Speak English less than very well | 1,220 | 0.3% |
| Other languages | 2,457 | 0.5% |
| Speak English less than very well | 723 | 0.2% |
Ancestry in Lake County
*Base on 2012 Data
| Total population | 495,230 | 100% |
| American | 19,795 | 4.0% |
| Arab | 2,381 | 0.5% |
| Czech | 2,640 | 0.5% |
| Danish | 1,163 | 0.2% |
| Dutch | 14,787 | 3.0% |
| English | 26,611 | 5.4% |
| French (except Basque) | 7,639 | 1.5% |
| French Canadian | 1,191 | 0.2% |
| German | 76,023 | 15.4% |
| Greek | 4,780 | 1.0% |
| Hungarian | 6,725 | 1.4% |
| Irish | 54,416 | 11.0% |
| Italian | 21,835 | 4.4% |
| Lithuanian | 2,466 | 0.5% |
| Norwegian | 2,504 | 0.5% |
| Polish | 45,633 | 9.2% |
| Portuguese | 89 | 0.0% |
| Russian | 2,963 | 0.6% |
| Scotch-Irish | 3,336 | 0.7% |
| Scottish | 4,750 | 1.0% |
| Slovak | 8,804 | 1.8% |
| Subsaharan African | 3,651 | 0.7% |
| Swedish | 7,149 | 1.4% |
| Swiss | 694 | 0.1% |
| Ukrainian | 1,223 | 0.2% |
| Welsh | 2,401 | 0.5% |
| West Indian (excluding Hispanic origin groups) | 633 | 0.1% |
Households By Type in Lake County
*Base on 2012 Data
| Total households | 182,028 | 100% |
| Family households (families) | 122,478 | 67.3% |
| With own children under 18 years | 54,793 | 30.1% |
| Married-couple family | 83,157 | 45.7% |
| With own children under 18 years | 33,632 | 18.5% |
| Male householder, no wife present, family | 9,380 | 5.2% |
| With own children under 18 years | 4,140 | 2.3% |
| Female householder, no husband present, family | 29,941 | 16.4% |
| With own children under 18 years | 17,021 | 9.4% |
| Nonfamily households | 59,550 | 32.7% |
| Householder living alone | 52,054 | 28.6% |
| 65 years and over | 18,588 | 10.2% |
| Households with one or more people under 18 years | 62,576 | 34.4% |
| Households with one or more people 65 years and over | 46,967 | 25.8% |
| Average household size | 3 | 0% |
| Average family size | 3 | 0% |
Relationship in Lake County
*Base on 2012 Data
| Population in households | 489,346 | 100% |
| Householder | 182,028 | 37.2% |
| Spouse | 83,079 | 17.0% |
| Child | 167,327 | 34.2% |
| Other relatives | 37,323 | 7.6% |
| Nonrelatives | 19,589 | 4.0% |
| Unmarried partner | 10,126 | 2.1% |
Marital Status in Lake County
*Base on 2012 Data
| Males 15 years and over | 185,862 | 100% |
| Never married | 67,857 | 36.5% |
| Now married, except separated | 90,276 | 48.6% |
| Separated | 2,949 | 1.6% |
| Widowed | 5,779 | 3.1% |
| Divorced | 19,001 | 10.2% |
| Females 15 years and over | 204,979 | 100% |
| Never married | 63,986 | 31.2% |
| Now married, except separated | 88,067 | 43.0% |
| Separated | 4,913 | 2.4% |
| Widowed | 22,017 | 10.7% |
| Divorced | 25,996 | 12.7% |
Fertility in Lake County
*Base on 2012 Data
| Number of women 15 to 50 years old who had a birth in the past 12 months | 6,670 | 100% |
| Unmarried women (widowed, divorced, and never married) | 3,230 | 48.4% |
| Per 1,000 unmarried women | 46 | 0% |
| Per 1,000 women 15 to 50 years old | 56 | 0% |
| Per 1,000 women 15 to 19 years old | 32 | 0% |
| Per 1,000 women 20 to 34 years old | 112 | 0% |
| Per 1,000 women 35 to 50 years old | 15 | 0% |
Grandparents in Lake County
*Base on 2012 Data
| Number of grandparents living with own grandchildren under 18 years | 12,742 | 100% |
| Responsible for grandchildren | 5,971 | 46.9% |
| Less than 1 year | 1,197 | 9.4% |
| 1 or 2 years | 1,551 | 12.2% |
| 3 or 4 years | 808 | 6.3% |
| 5 or more years | 2,415 | 19.0% |
| Number of grandparents responsible for own grandchildren under 18 years | 5,971 | 100% |
| Who are female | 3,690 | 61.8% |
| Who are married | 4,244 | 71.1% |
School Enrollment in Lake County
*Base on 2012 Data
| Population 3 years and over enrolled in school | 133,053 | 100% |
| Nursery school, preschool | 8,036 | 6.0% |
| Kindergarten | 7,334 | 5.5% |
| Elementary school (grades 1-8) | 57,869 | 43.5% |
| High school (grades 9-12) | 30,147 | 22.7% |
| College or graduate school | 29,667 | 22.3% |
Educational Attainment in Lake County
*Base on 2012 Data
| Population 25 years and over | 325,164 | 100% |
| Less than 9th grade | 15,310 | 4.7% |
| 9th to 12th grade, no diploma | 28,081 | 8.6% |
| High school graduate (includes equivalency) | 118,017 | 36.3% |
| Some college, no degree | 75,292 | 23.2% |
| Associate's degree | 24,355 | 7.5% |
| Bachelor's degree | 42,573 | 13.1% |
| Graduate or professional degree | 21,536 | 6.6% |
| Percent high school graduate or higher | 0 | 86.7% |
| Percent bachelor's degree or higher | 0 | 19.7% |
Veteran Status in Lake County
*Base on 2012 Data
| Civilian population 18 years and over | 368,214 | 100% |
| Civilian veterans | 33,985 | 9.2% |
Disability Status Of The Civilian Noninstitutionalized Population in Lake County
*Base on 2012 Data
| Total Civilian Noninstitutionalized Population | 491,344 | 100% |
| With a disability | 67,431 | 13.7% |
| Under 18 years | 126,596 | 100% |
| With a disability | 5,216 | 4.1% |
| 18 to 64 years | 300,533 | 100% |
| With a disability | 36,763 | 12.2% |
| 65 years and over | 64,215 | 100% |
| With a disability | 25,452 | 39.6% |
Residence 1 Year Ago in Lake County
*Base on 2012 Data
| Population 1 year and over | 488,931 | 100% |
| Same house | 428,964 | 87.7% |
| Different house in the U.S. | 58,896 | 12.0% |
| Same county | 38,537 | 7.9% |
| Different county | 20,359 | 4.2% |
| Same state | 4,915 | 1.0% |
| Different state | 15,444 | 3.2% |
| Abroad | 1,071 | 0.2% |
Place Of Birth in Lake County
*Base on 2012 Data
| Total population | 495,230 | 100% |
| Native | 462,555 | 93.4% |
| Born in United States | 458,243 | 92.5% |
| State of residence | 281,610 | 56.9% |
| Different state | 176,633 | 35.7% |
| Born in Puerto Rico, U.S. Island areas, or born abroad to American parent(s) | 4,312 | 0.9% |
| Foreign born | 32,675 | 6.6% |
U.S. Citizenship Status in Lake County
*Base on 2012 Data
| Foreign-born population | 32,675 | 100% |
| Naturalized U.S. citizen | 16,786 | 51.4% |
| Not a U.S. citizen | 15,889 | 48.6% |
Year of Entry in Lake County
*Base on 2012 Data
| Population born outside the United States | 36,987 | 100% |
| Native | 4,312 | 100% |
| Entered 2010 or later | 22 | 0.5% |
| Entered before 2010 | 4,290 | 99.5% |
| Foreign born | 32,675 | 100% |
| Entered 2010 or later | 700 | 2.1% |
| Entered before 2010 | 31,975 | 97.9% |
World Region Of Birth Of Foreign Born in Lake County
*Base on 2012 Data
| Foreign-born population, excluding population born at sea | 32,675 | 100% |
| Europe | 8,159 | 25.0% |
| Asia | 5,610 | 17.2% |
| Africa | 830 | 2.5% |
| Oceania | 21 | 0.1% |
| Latin America | 17,743 | 54.3% |
| Northern America | 312 | 1.0% |