Will County, Illinois

Will County: County in Illinois, United States

About

Will County is a county located in the U.S. state of Illinois. As of the 2010 census, the population was 677,560 and a population density of 798 people per km². After 10 years in 2020 county had an estimated population of 688,726 inhabitants. Its county seat is Joliet. The county was created 188 years ago in 1836.

Will County locator map
Location of Will County on Illinois map.

Quick Facts about Will County

Population : 688,726 (2020)
Country : United States of America
State : Illinois (United States)
Area : 849 km2
Official name : Will County
Water as percent of area : 1.5%
Land as percent of area : 98.5%
Named for : Conrad Will
Altitude : 699 feet / 213 meters
Capital : Joliet
Establishment : January 01, 1836
Time Zone : America/Chicago
Local time : 20:17:46 (21st December 2024)
Density : 811 Pop. per km² as of 2020
Population growth : 1.62% (2010-2020)
Joliet State Prison '10045283735' image
Joliet State Prison '10045283735'
Joliet State Prison '10045283735' image
Joliet State Prison '10045283735' image

Geography

Will County is located at 41°26'42"N 87°58'43"W (41.4450300, -87.9786600). It has 5 neighbors: Cook County, DuPage County, Grundy County, Kankakee County and Lake County.

Will County map

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The largest city of Will County is Joliet with a population of 85,583. Other cities include, Lockport population 59,877, Crest Hill population 21,153, Mokena population 20,050 and Goodings Grove population 18,569. See all Will County cities & populated places.

Will County Populated Places (more)

Cities, towns, neighborhoods & other populated places in Will County.

City Name Population Title
Joliet 85,583 The second most populous city in Will County, Illinois.
Bolingbrook 74,025 Town in Illinois
Lockport 59,877 The most populous city in Will County, Illinois.
Romeoville 39,770 Town
New Lenox 27,088 Village in Illinois
Homer Glen 24,281 Village in Illinois, United States
Crest Hill 21,153 City in Will County, Illinois, United States
Mokena 20,050 City in Illinois, United States of America
Goodings Grove 18,569 City in Illinois, United States of America
Shorewood 17,495 Village in Illinois
Channahon 13,409 City in Illinois, United States of America
Frankfort Square 9,276 Census-designated place in Will County, Illinois, United States
Manhattan 8,798 Village in Illinois
Crete 8,493 Town in the U.
Braidwood 6,148 City in Will County, Illinois, United States
Wilmington 5,597 Town in Will County, Illinois, United States

Will County has 5 neighbours.

Demographics

The population of Will County increased by 1.62% in 10 years.

Year Population % Change Method
2010 677,560 - census
2011 680,827 0.48% estimation process
2012 682,477 0.24% estimation process
2013 683,734 0.18% estimation process
2014 685,158 0.21% estimation process
2015 685,877 0.1% estimation process
2016 688,328 0.36% estimation process
2017 690,479 0.31% estimation process
2018 691,149 0.1% estimation process
2019 690,743 -0.06% estimation process
2020 688,726 -0.29% estimation process

Comitatul Will, Comte de Will, Comté de Will, Condado de Will, Condado han Will, Contea di Will, Hrabstwo Will, Okrug Vil, Owil srjan, Quan Will, Quận Will, Uil, Uill, Vill, Will, Will Comitatus, Will Kun, Will Kūn, Will konderria, Will megye, mqatʿt wyl, shhrstan wyl aylynwy, u'ila ka'unti, u~iru jun, wei er xian, Вілл, Округ Вил, Уил, Уилл, Ուիլ շրջան, شهرستان ویل، ایلینوی, مقاطعة ويل, ول کاؤنٹی, ول کاؤنٹی، الینوائے, উইল কাউন্টি, ウィル郡, 威爾縣

Illinois Other Counties (more counties)

County Name Population Title
Cook County 5,108,284 County in Illinois, United States
Chicago 2,677,643 The third most populous city in the United States and the center of the Chicago metropolitan area.
DuPage County 917,481 County in Illinois, United States
Lake County 693,593 County in Oregon, United States
Kane County 531,010 County in southern Utah, United States
McHenry County 305,888 County in Illinois, United States
Winnebago County 281,295 County in Illinois, United States
Madison County 262,635 County in Montana, United States
Saint Clair County 258,046 The County of St.
Champaign County 209,192 County in Illinois, United States
Aurora 196,383 The second most populous city in Illinois.
Sangamon County 193,882 County in Illinois, United States
Peoria County 177,652 County in Illinois, United States of America
McLean County 171,256 County in North Dakota, United States
Naperville 147,986 The second most populous city in Illinois.
Rockford 144,835 The second most populous city in Illinois.