Will County Population 2018

Will County's estimated population is 692,661 with a growth rate of 0.42% 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
2017692,6612,9300.42%
2016689,7312,8110.41%
2015686,9201,4280.21%
2014685,4921,6590.24%
2013683,8331,4040.21%
2012682,4291,8040.27%
2011680,6251,8270.27%
2010678,798321,48589.97%
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
White551,50279.62%
Black or African American81,37711.75%
Asian38,0015.49%
Two or More Races12,5491.81%
American Indian and Alaska Native2,9230.42%
Native Hawaiian and Other Pacific Islander3350.05%

Will County Population Pyramid

0k5k10k15k20k25k Male Population0k5k10k15k20k25k Female Population8580757065605550454035302520151050
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