Will County, Illinois Population 2024

703,410

Will County, Illinois's estimated 2024 population is 703,410 with a growth rate of 0.38% in the past year according to the most recent United States census data. Will County, Illinois is the 4th largest county in Illinois. The 2010 population was 678,829 and has seen a growth of 3.62% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
2029716,8202,6820.38%
2028714,1382,6820.38%
2027711,4562,6820.38%
2026708,7742,6820.38%
2025706,0922,6820.38%
2024703,4102,6820.38%
2023700,7282,6820.38%
2022698,046-1,130-0.16%
2021699,1762,3500.34%
2020696,8266,6500.96%
2019690,176-758-0.11%
2018690,9345780.08%
2017690,3562,0260.29%
2016688,3302,5050.37%
2015685,8257020.1%
2014685,1231,4030.21%
2013683,7201,2610.18%
2012682,4591,6460.24%
2011680,8131,9840.29%
2010678,82900%
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%
188053,42210,40924.2%
187043,01313,69246.7%
186029,32112,61875.54%
185016,7036,53664.29%
184010,167-706,653-98.58%
2024 Growth Rate
0.38% (2,682)
County Website
Will County
County Seat
Joliet
2020 Population
696,826
Area
836 mi²
Density
841 people/mi²
Growth Since 2020
0.94% (6,584)
Founded
January 12, 1836

Population by Race

Race
Population
Percentage (of total)
White472,48867.81%
Black or African American80,41911.54%
Two or more races55,2377.93%
Other race44,3096.36%
Asian41,2055.91%
Native American3,0340.44%
Native Hawaiian or Pacific Islander820.01%

White

Black or African American

Two or more races

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Will County, Illinois Population by Race

Will County, Illinois Population Pyramid 2024

Will County, Illinois Median Age

38.7

Total

37.8

Male

39.5

Female

Will County, Illinois Adults

There are 528,707 adults, (95,701 of whom are seniors) in Will County, Illinois.

Will County, Illinois Age Dependency

60.9

Age Dependency Ratio

22.1

Old Age Dependency Ratio

38.8

Child Dependency Ratio

Will County, Illinois Sex Ratio

Female348,42250.01%
Male348,35249.99%

Will County, Illinois Population by Age

Will County, Illinois Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All239,0642.8882.217.8
Married141,2613.4492.57.5
Non Family60,1861.2367.732.3
Female26,4093.464.535.5
Male11,2083.4473.226.8

3.36

Average Family Size

2.88

Average Household Size

82.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Will County, Illinois Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade20,6544.45%
Associates Degree40,1218.65%
Bachelors Degree105,39222.72%
Graduate Degree61,97313.36%
High School Graduate119,30925.72%
Less Than 9th Grade18,3183.95%
Some College98,13621.15%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Will County, Illinois Educational Attainment by Sex (over 25)

Will County, Illinois Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White303,170291,578117,605
Hispanic70,79849,92311,594
Black52,53948,25915,180
Asian28,07326,31319,463
2+ Races27,00922,2817,193
Other Race25,62315,9392,749
Native American1,8211,429348
Islander636310

The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 69.33%.

Will County, Illinois Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$74,257$95,614$58,322
Graduate Degree$90,444$116,584$74,773
High School Graduate$42,880$54,761$31,556
Less Than 9th Grade$33,656$39,870$24,944
Overall$57,810$70,532$45,460
Some College$51,237$67,336$38,857

$57,810

Average Earnings

$70,532

Average Male

$45,460

Average Female

Will County, Illinois Earnings by Educational Attainment

Will County, Illinois Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Will County, Illinois Language

78.92% of Will County, Illinois residents speak only English, while 21.08% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 12.69% of the population.

Will County, Illinois Language

Will County, Illinois Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White420,22818,7874.47%
Hispanic128,44411,9579.31%
Black77,38210,93014.12%
Multiple54,7415,47810.01%
Other43,9013,5908.18%
Asian41,0051,4343.5%
Native2,99659419.83%
Islander761215.79%

6.65%

Overall Poverty Rate

5.69%

Male Poverty Rate

7.6%

Female Poverty Rate

Poverty in Will County, Illinois

The race most likely to be in poverty in Will County, Illinois is Native, with 19.83% below the poverty level.

The race least likely to be in poverty in Will County, Illinois is Asian, with 3.5% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.39%. Among those working part-time, it was 7.77%, and for those that did not work, the poverty rate was 12.11%.

Will County, Illinois Poverty

rate

Rate
Poverty
Less Than 9th Grade13.57%
High School7.72%
Some College5.83%
Bachelors or Greater2.39%

Will County, Illinois Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed22.25%
Male Unemployed13.94%
Female Employed3.91%
Male Employed2.16%

Will County, Illinois Poverty Rate by Employment Status and Sex

Will County, Illinois Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$119,675$141,799
Households$103,678$126,188
Married Families$135,142$157,489
Non Families$56,007$72,039

mean

median

Income by Household Type

Will County, Illinois Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

53.4%

Overall Marriage Rate

54.5%

Male Marriage Rate

52.4%

Female Marriage Rate

Will County, Illinois Married by Age and Sex

male

female

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

Married

Widowed

Divorced

Separated

NeverMarried

Will County, Illinois Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

26,635

Number of Veterans

24,518

Male Veterans

2,117

Female Veterans

War
Veterans
Vietnam9,317
First Gulf War5,880
Second Gulf War5,332
Korea1,565
World War II587

Will County, Illinois Veterans by War

count

Age Group
Veterans
65 to 747,213
75+6,760
35 to 546,690
55 to 644,096
18 to 341,876

Will County, Illinois Veterans by Age

count

Name
Veterans
% of Total
White20,5375.57%
Black4,0206.56%
Hispanic1,8752.15%
2+ Races9652.85%
Other Race5381.71%
Asian5131.64%
Native American592.68%
Islander34%

Will County, Illinois Veterans by Race

Will County, Illinois Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.37%

Veteran Poverty Rate

26.02%

Veteran Disability Rate

Will County, Illinois Veterans by Education

LaborForceParticipation

68.8%

Labor Force Participation

65.3%

Employment Rate

5%

Unemployment Rate

Will County, Illinois Employment by Age

LaborForceParticipation

Will County, Illinois Employment by Race

LaborForceParticipation

Will County, Illinois Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

72.91%

Born in Will County, Illinois

87.3%

Native Born

12.7%

Foreign Born

5.32%

Non Citizen

7.38%

Naturalized

Place of Birth

87.3% of Will County, Illinois residents were born in the United States, with 72.91% having been born in Illinois. 5.32% 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

Sources