Will County Population 2017

Will County's estimated population is 689,529 with a growth rate of 0.41% in the past year according to the most recent United States census data. Will County is the 4th largest county in Illinois.

Year Population Growth Growth Rate
2016689,5292,8420.41%
2015686,6871,5780.23%
2014685,1091,6350.24%
2013683,4741,3830.20%
2012682,0911,5900.23%
2011680,5011,5870.23%
2010678,914321,60190.01%
1990357,31332,85310.13%
1980324,46074,96230.05%
1970249,49857,88130.21%
1960191,61757,28142.64%
1950134,33620,12617.62%
1940114,2103,4783.14%
1930110,73217,82119.18%
192092,9118,54010.12%
191084,3719,60712.85%
190074,76412,75720.57%
189062,0078,58516.07%
188053,42210,40924.20%
187043,01313,69246.70%
186029,32112,61875.54%
185016,7036,53664.29%
184010,1670.00%

Will County Population Growth

Population Data via

Will County Race Data

Race Population Percentage
White551,50279.98%
Black or African American81,37711.80%
Asian38,0015.51%
Two or More Races12,5491.82%
American Indian and Alaska Native2,9230.42%
Native Hawaiian and Other Pacific Islander3350.05%

Will County Population Pyramid

0k5k10k15k20k25kWill County Male Population0k5k10k15k20k25kWill County Female Population

Population of Cities in Will County

City 2010 Census 2016 Estimated Growth Growth Rate
Aurora19794720111031631.60%
Joliet1475331482627290.49%
Naperville14210114712250213.53%
Bolingbrook733577451811611.58%
Plainfield398504293330837.74%
Romeoville3962139706850.21%
New Lenox243732621718447.57%
Lockport24888252313431.38%
Homer Glen24232244812491.03%
Crest Hill20825211693441.65%
Mokena187622009713357.12%
Frankfort177881885710696.01%
Shorewood155891694813598.72%
Channahon1256012600400.32%
Crete82528171-81-0.98%
Manhattan705175464957.02%
University Park71197052-67-0.94%
Braidwood62176157-60-0.97%
Wilmington57205691-29-0.51%
Monee51465077-69-1.34%
Beecher43594447882.02%
Peotone41424134-8-0.19%
Elwood22792256-23-1.01%
Wilmington142134-8-5.63%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990