Will County, Illinois Population 2021

Will County, Illinois's estimated population is 689,931 with a growth rate of -0.06% in the past year according to the most recent United States census data. Will County, Illinois is the null largest county in Illinois. The 2010 Population was 678,824 and has seen a growth of 1.64% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021689,931-406-0.06%
2020690,337-406-0.06%
2019690,743-406-0.06%
2018691,1496700.10%
2017690,4792,1510.31%
2016688,3282,4510.36%
2015685,8777190.10%
2014685,1581,4240.21%
2013683,7341,2570.18%
2012682,4771,6500.24%
2011680,8272,0030.30%
2010678,824321,51189.98%
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%
2021 Growth Rate
-0.06%
County Website
Founded
January 12, 1836
County Seat
2010 Population
678,824
Growth Since 2010
1.64%
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Will County, Illinois Population Growth

Population by Race

Race Population Percentage
White506,42473.47%
Black or African American77,94111.31%
Some Other Race44,1216.40%
Asian37,8095.49%
Two or More Races20,7203.01%
American Indian and Alaska Native2,0710.30%
Native Hawaiian and Other Pacific Islander2290.03%
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Will County, Illinois Population By Race

Will County, Illinois Population Pyramid 2021

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Will County, Illinois Median Age

37.9


Total

36.8


Male

39.1


Female

Will County, Illinois Adults

There are 514,973 adults, (86,914 of whom are seniors) in Will County, Illinois.

Will County, Illinois Age Dependency

61

Age Dependency Ratio

20.3

Old Age Dependency Ratio

40.7

Child Dependency Ratio

Will County, Illinois Sex Ratio

Mujer

347,284

50.38%

Masculino

342,031

49.62%

Will County, Illinois Population by Age

Will County, Illinois Renter vs Owner Occupied by Household Type

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Will County, Illinois Household Types

Type Owner Renter
Married91.4%8.6%
All81.3%18.7%
Masculino71.5%28.5%
Non Family68%32%
Mujer60.7%39.3%

81.3%

Rate of Home Ownership

Will County, Illinois Households and Families

Type Count Average Size Owned
All229,4982.9681.3
Married136,3293.5391.4
Non Family58,2711.2268
Mujer25,2153.6860.7
Masculino9,6833.6371.5

3.49

Average Family Size

2.96

Average Household Size

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Will County, Illinois Households by Type

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Education Attained Count Percentage
Less Than 9th Grade18,6974.14%
9th to 12th Grade21,7844.82%
High School Graduate121,53826.91%
Some College96,77721.43%
Associates Degree37,9938.41%
Bachelors Degree100,57822.27%
Graduate Degree54,29812.02%
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Will County, Illinois Educational Attainment by Sex (over 25)

Will County, Illinois Educational Attainment by Race

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Race Total High School Bachelors
White307,491294,182114,331
Hispanic63,48443,4098,755
Black49,98745,31913,609
Asian25,64423,80216,677
Other Race24,15115,0282,157
2+ Races7,0756,1371,878
Native American1,161925162
Islander14111620

The highest rate of high school graduation is among white people with a rate of 95.67%.

The highest rate of bachelors degrees is among asian people with a rate of 65.03%.

Will County, Illinois Educational Attainment by Race

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Name Average Masculino Mujer
Overall$50,577$63,105$37,590
Less Than 9th Grade$27,651$34,005$20,389
High School Graduate$37,066$50,919$25,630
Some College$44,474$60,310$32,662
Bachelors Degree$64,158$84,153$50,218
Graduate Degree$80,322$103,243$65,796

$50,577

Average Earnings

$63,105

Average Male

$37,590

Average Female

Will County, Illinois Earnings by Educational Attainment

Will County, Illinois Language by Age

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Will County, Illinois Language

79.47% of Will County, Illinois residents speak only English, while 20.53% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 12.48% of the population.

Will County, Illinois Language

Will County, Illinois Poverty by Race

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Name Total In Poverty Poverty Rate
White434,41219,0634.39%
Hispanic118,38112,70310.73%
Black74,37710,81214.54%
Other43,8284,64810.61%
Multiple20,2012,0069.93%
Asian37,5841,8464.91%
Native2,0111386.86%
Islander2292410.48%

6.75%

Overall Poverty Rate

5.93%

Male Poverty Rate

7.54%

Female Poverty Rate

Poverty in Will County, Illinois

The race most likely to be in poverty in Will County, Illinois is Black, with 14.54% below the poverty level.

The race least likely to be in poverty in Will County, Illinois is White, with 4.39% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.30%. Among those working part-time, it was 7.86%, and for those that did not work, the poverty rate was 11.94%.

Will County, Illinois Poverty

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Name Poverty
Less Than 9th Grade14.44%
High School7.95%
Some College5.07%
Bachelors or Greater2.33%

Will County, Illinois Poverty Rate by Education

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Name Poverty
Female Unemployed19.86%
Male Unemployed13.50%
Female Employed4.00%
Male Employed2.31%

Will County, Illinois Poverty Rate by Employment Status and Sex

Will County, Illinois Income by Household Type

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Name Median Mean
Households$86,961$105,838
Families$101,880$119,701
Married Families$114,962$133,008
Non Families$46,632$59,494
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Income by Household Type

Will County, Illinois Marital Status

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Marriage Rates

53.4%

Overall Marriage Rate

54.8%

Male Marriage Rate

52.0%

Female Marriage Rate

Will County, Illinois Married by Age and Sex

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Will County, Illinois Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.

Will County, Illinois Marital Status by Race

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Will County, Illinois Marital Status

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29,993

Number of Veterans

27,991

Male Veterans

2,002

Female Veterans

War Veterans
Vietnam10,880
First Gulf War5,682
Second Gulf War4,791
Korea2,267
World War II900

Will County, Illinois Veterans by War

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Age Group Veterans
65 to 748,455
35 to 547,360
75+6,723
55 to 645,099
18 to 342,356

Will County, Illinois Veterans by Age

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Name Veterans % of Total
White24,3826.32%
Black4,1337.03%
Hispanic1,9672.52%
Other Race5371.78%
Asian4341.53%
2+ Races4224.32%
Native American775.47%
Islander84.49%

Will County, Illinois Veterans by Race

Will County, Illinois Veterans by Education

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4.75%

Veteran Poverty Rate

24.65%

Veteran Disability Rate

Will County, Illinois Veterans by Education

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68.7%

Labor Force Participation

65.4%

Employment Rate

4.7%

Unemployment Rate

Will County, Illinois Employment by Age

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Will County, Illinois Employment by Race

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Will County, Illinois Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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73.33%

Born in Will County, Illinois

87.68%

Native Born

12.32%

Foreign Born

5.48%

Non Citizen

6.84%

Naturalized

Place of Birth

87.68% of Will County, Illinois residents were born in the United States, with 73.33% having been born in Illinois. 5.48% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Will County, Illinois Place of Birth

  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

Sources