Language Spoken At Home in Will County
*Base on 2012 Data
| Population 5 years and over | 629,020 | 100% |
| English only | 504,060 | 80.1% |
| Language other than English | 124,960 | 19.9% |
| Speak English less than very well | 46,892 | 7.5% |
| Spanish | 73,860 | 11.7% |
| Speak English less than very well | 31,489 | 5.0% |
| Other Indo-European languages | 30,685 | 4.9% |
| Speak English less than very well | 9,378 | 1.5% |
| Asian and Pacific Islander languages | 14,786 | 2.4% |
| Speak English less than very well | 5,093 | 0.8% |
| Other languages | 5,629 | 0.9% |
| Speak English less than very well | 932 | 0.1% |
Ancestry in Will County
*Base on 2012 Data
| Total population | 677,669 | 100% |
| American | 16,602 | 2.4% |
| Arab | 4,729 | 0.7% |
| Czech | 13,091 | 1.9% |
| Danish | 2,628 | 0.4% |
| Dutch | 14,272 | 2.1% |
| English | 38,301 | 5.7% |
| French (except Basque) | 14,707 | 2.2% |
| French Canadian | 2,430 | 0.4% |
| German | 140,152 | 20.7% |
| Greek | 7,414 | 1.1% |
| Hungarian | 3,716 | 0.5% |
| Irish | 120,487 | 17.8% |
| Italian | 76,017 | 11.2% |
| Lithuanian | 10,792 | 1.6% |
| Norwegian | 7,914 | 1.2% |
| Polish | 87,809 | 13.0% |
| Portuguese | 266 | 0.0% |
| Russian | 4,262 | 0.6% |
| Scotch-Irish | 3,363 | 0.5% |
| Scottish | 8,110 | 1.2% |
| Slovak | 4,889 | 0.7% |
| Subsaharan African | 5,639 | 0.8% |
| Swedish | 15,628 | 2.3% |
| Swiss | 1,251 | 0.2% |
| Ukrainian | 1,574 | 0.2% |
| Welsh | 2,196 | 0.3% |
| West Indian (excluding Hispanic origin groups) | 1,016 | 0.1% |
Households By Type in Will County
*Base on 2012 Data
| Total households | 222,092 | 100% |
| Family households (families) | 171,998 | 77.4% |
| With own children under 18 years | 91,012 | 41.0% |
| Married-couple family | 138,400 | 62.3% |
| With own children under 18 years | 72,249 | 32.5% |
| Male householder, no wife present, family | 10,169 | 4.6% |
| With own children under 18 years | 4,617 | 2.1% |
| Female householder, no husband present, family | 23,429 | 10.5% |
| With own children under 18 years | 14,146 | 6.4% |
| Nonfamily households | 50,094 | 22.6% |
| Householder living alone | 41,647 | 18.8% |
| 65 years and over | 15,084 | 6.8% |
| Households with one or more people under 18 years | 97,406 | 43.9% |
| Households with one or more people 65 years and over | 44,613 | 20.1% |
| Average household size | 3 | 0% |
| Average family size | 3 | 0% |
Relationship in Will County
*Base on 2012 Data
| Population in households | 670,303 | 100% |
| Householder | 222,092 | 33.1% |
| Spouse | 138,372 | 20.6% |
| Child | 248,848 | 37.1% |
| Other relatives | 38,290 | 5.7% |
| Nonrelatives | 22,701 | 3.4% |
| Unmarried partner | 11,136 | 1.7% |
Marital Status in Will County
*Base on 2012 Data
| Males 15 years and over | 254,264 | 100% |
| Never married | 80,503 | 31.7% |
| Now married, except separated | 147,728 | 58.1% |
| Separated | 2,387 | 0.9% |
| Widowed | 5,157 | 2.0% |
| Divorced | 18,489 | 7.3% |
| Females 15 years and over | 262,144 | 100% |
| Never married | 68,978 | 26.3% |
| Now married, except separated | 145,634 | 55.6% |
| Separated | 4,168 | 1.6% |
| Widowed | 19,154 | 7.3% |
| Divorced | 24,210 | 9.2% |
Fertility in Will County
*Base on 2012 Data
| Number of women 15 to 50 years old who had a birth in the past 12 months | 9,883 | 100% |
| Unmarried women (widowed, divorced, and never married) | 2,523 | 25.5% |
| Per 1,000 unmarried women | 32 | 0% |
| Per 1,000 women 15 to 50 years old | 57 | 0% |
| Per 1,000 women 15 to 19 years old | 22 | 0% |
| Per 1,000 women 20 to 34 years old | 113 | 0% |
| Per 1,000 women 35 to 50 years old | 30 | 0% |
Grandparents in Will County
*Base on 2012 Data
| Number of grandparents living with own grandchildren under 18 years | 14,106 | 100% |
| Responsible for grandchildren | 5,109 | 36.2% |
| Less than 1 year | 1,039 | 7.4% |
| 1 or 2 years | 1,585 | 11.2% |
| 3 or 4 years | 768 | 5.4% |
| 5 or more years | 1,717 | 12.2% |
| Number of grandparents responsible for own grandchildren under 18 years | 5,109 | 100% |
| Who are female | 3,083 | 60.3% |
| Who are married | 4,009 | 78.5% |
School Enrollment in Will County
*Base on 2012 Data
| Population 3 years and over enrolled in school | 203,222 | 100% |
| Nursery school, preschool | 15,219 | 7.5% |
| Kindergarten | 10,671 | 5.3% |
| Elementary school (grades 1-8) | 89,098 | 43.8% |
| High school (grades 9-12) | 45,513 | 22.4% |
| College or graduate school | 42,721 | 21.0% |
Educational Attainment in Will County
*Base on 2012 Data
| Population 25 years and over | 426,692 | 100% |
| Less than 9th grade | 16,983 | 4.0% |
| 9th to 12th grade, no diploma | 24,164 | 5.7% |
| High school graduate (includes equivalency) | 116,313 | 27.3% |
| Some college, no degree | 99,270 | 23.3% |
| Associate's degree | 32,975 | 7.7% |
| Bachelor's degree | 88,587 | 20.8% |
| Graduate or professional degree | 48,400 | 11.3% |
| Percent high school graduate or higher | 0 | 90.4% |
| Percent bachelor's degree or higher | 0 | 32.1% |
Veteran Status in Will County
*Base on 2012 Data
| Civilian population 18 years and over | 482,003 | 100% |
| Civilian veterans | 35,511 | 7.4% |
Disability Status Of The Civilian Noninstitutionalized Population in Will County
*Base on 2012 Data
| Total Civilian Noninstitutionalized Population | 672,035 | 100% |
| With a disability | 51,683 | 7.7% |
| Under 18 years | 195,258 | 100% |
| With a disability | 5,121 | 2.6% |
| 18 to 64 years | 414,660 | 100% |
| With a disability | 27,004 | 6.5% |
| 65 years and over | 62,117 | 100% |
| With a disability | 19,558 | 31.5% |
Residence 1 Year Ago in Will County
*Base on 2012 Data
| Population 1 year and over | 669,291 | 100% |
| Same house | 611,056 | 91.3% |
| Different house in the U.S. | 55,619 | 8.3% |
| Same county | 30,523 | 4.6% |
| Different county | 25,096 | 3.7% |
| Same state | 19,270 | 2.9% |
| Different state | 5,826 | 0.9% |
| Abroad | 2,616 | 0.4% |
Place Of Birth in Will County
*Base on 2012 Data
| Total population | 677,669 | 100% |
| Native | 598,129 | 88.3% |
| Born in United States | 593,148 | 87.5% |
| State of residence | 493,764 | 72.9% |
| Different state | 99,384 | 14.7% |
| Born in Puerto Rico, U.S. Island areas, or born abroad to American parent(s) | 4,981 | 0.7% |
| Foreign born | 79,540 | 11.7% |
U.S. Citizenship Status in Will County
*Base on 2012 Data
| Foreign-born population | 79,540 | 100% |
| Naturalized U.S. citizen | 39,335 | 49.5% |
| Not a U.S. citizen | 40,205 | 50.5% |
Year of Entry in Will County
*Base on 2012 Data
| Population born outside the United States | 84,521 | 100% |
| Native | 4,981 | 100% |
| Entered 2010 or later | 94 | 1.9% |
| Entered before 2010 | 4,887 | 98.1% |
| Foreign born | 79,540 | 100% |
| Entered 2010 or later | 1,595 | 2.0% |
| Entered before 2010 | 77,945 | 98.0% |
World Region Of Birth Of Foreign Born in Will County
*Base on 2012 Data
| Foreign-born population, excluding population born at sea | 79,540 | 100% |
| Europe | 14,523 | 18.3% |
| Asia | 22,618 | 28.4% |
| Africa | 3,312 | 4.2% |
| Oceania | 117 | 0.1% |
| Latin America | 38,205 | 48.0% |
| Northern America | 765 | 1.0% |