Williamson County, Illinois Population 2018

Williamson County, Illinois's estimated population is 67,328 with a growth rate of -0.01% in the past year according to the most recent United States census data. Williamson County, Illinois is the 22nd largest county in Illinois.

Year Population Growth Growth Rate
201767,328-8-0.01%
201667,336-304-0.45%
201667,640330.05%
201567,6072210.33%
201467,386-38-0.06%
201367,4246651.00%
201266,759480.07%
201166,7112820.42%
201066,4298,69615.06%
199057,7331,1952.11%
198056,5387,51715.33%
197049,0212,9046.30%
196046,117-2,504-5.15%
195048,621-2,803-5.45%
194051,424-2,456-4.56%
193053,880-7,212-11.81%
192061,09215,99435.46%
191045,09817,30262.25%
190027,7965,57025.06%
189022,2262,90215.02%
188019,3241,99511.51%
187017,3295,12441.98%
186012,2054,98969.14%
18507,2162,75961.90%
18404,4570.00%

Williamson County, Illinois Population Growth

Population Data via

Population by Race

Race Population
White62,148
Black or African American2,916
Two or More Races1,295
Asian665
Some Other Race155
American Indian and Alaska Native133
Native Hawaiian and Other Pacific Islander24

Race Data via US Census (2016 ACS 5-Year Survey)

Williamson County, Illinois Population Pyramid 2018

0%2%4%6%8% Male Population0%2%4%6%8% Female Population80757065605550454035302520151050

Data via US Census (2016 ACS 5-Year Survey): Table S0101

Williamson County, Illinois Median Age

40.9


Total

39.7


Male

42.2


Female

Williamson County, Illinois Adults

There are 52,589 adults, (11,784 of which are seniors) in Williamson County, Illinois.

Williamson County, Illinois Age Dependency

64.9

Age Dependency Ratio

28.8

Old Age Dependency Ratio

36.1

Child Dependency Ratio

Williamson County, Illinois Sex Ratio

Female

33,781

50.17%

Male

33,555

49.83%

Williamson County, Illinois Households and Families

Williamson County, Illinois Renter vs Owner Occupied by Household Type

Williamson County, Illinois Household Types

Type Owner Renter
Married87.1%12.9%
All71.8%28.2%
Male65.8%34.2%
Non Family56.4%43.6%
Female51.4%48.6%

71.8%

Rate of Home Ownership

Williamson County, Illinois Households by Type

Type Count Average Size Owned
All26,7112.4571.8
Married13,6122.9687.1
Non Family8,7741.256.4
Female3,3183.3751.4
Male1,0073.2765.8

2.98

Average Family Size

2.45

Average Household Size

4.2%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Williamson County, Illinois Households

Williamson County, Illinois Education

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

Education Attained Count Percentage
Less Than 9th Grade1,5063.19%
9th to 12th Grade3,1136.58%
High School Graduate14,43830.54%
Some College12,70226.87%
Associates Degree5,08010.75%
Bachelors Degree6,26913.26%
Graduate Degree4,1678.81%

Williamson County, Illinois Educational Attainment by Race

Name Total High School Bachelors
White43,70239,5049,632
Black1,7831,648293
Hispanic866719166
Multiple Races476429141
Asian458411280
Native American132794
Other Race1106316
Islander66

The highest rate of high school graduation is among islander people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 61.14%.

Williamson County, Illinois Earnings by Educational Attainment

Name Average Male Female
Overall$32,928$41,134$26,983
Less Than High School$20,493$26,313$13,485
High School Grad$24,770$31,233$19,375
Some College$32,025$41,380$25,117
Bachelors Degree$45,363$51,382$37,467
Graduate Degree$55,619$67,125$48,892

$32,928

Average Earnings

$41,134

Average Male

$26,983

Average Female

Williamson County, Illinois Language

Williamson County, Illinois Language by Age

Williamson County, Illinois Language

96.82% of Williamson County, Illinois residents speak only English, while 3.18% speak other languages. The largest non-English language is Spanish, which is spoken by 1.58% of the population.

Williamson County, Illinois Poverty

Williamson County, Illinois Poverty by Race

Name Total In Poverty Poverty Rate
White59,5968,09113.58%
Black2,36873731.12%
Multiple1,24549840.00%
Hispanic1,52337024.29%
Asian664578.58%
Other1312821.37%
Native921920.65%
Islander24625.00%

14.89%

Overall Poverty Rate

13.31%

Male Poverty Rate

16.41%

Female Poverty Rate

Poverty in Williamson County, Illinois

The race most likely to be in poverty in Williamson County, Illinois is Multiple, with 40.00% below the poverty level.

The race least likely to be in poverty in Williamson County, Illinois is Asian, with 8.58% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.21%. Among those working part-time, it was 19.83%, and for those that did not work, the poverty rate was 20.31%.

Williamson County, Illinois Poverty Rate by Education

Name Poverty
Less Than High School26.09%
High School15.06%
Some College9.93%
Bachelors or Greater4.79%

Williamson County, Illinois Poverty Rate by Employment Status and Sex

Name Poverty
Male Unemployed41.31%
Female Unemployed35.93%
Female Employed9.77%
Male Employed4.87%

Williamson County, Illinois Income

Williamson County, Illinois Income by Household Type

Name Median Mean
Households$45,902$61,328
Families$60,042$73,664
Married Families$70,620$83,521
Non Families$24,416$33,580

Williamson County, Illinois Marital Status

Williamson County, Illinois Marital Status

Marriage Rates

52.4%

Overall Marriage Rate

53.9%

Male Marriage Rate

50.8%

Female Marriage Rate

Williamson County, Illinois Married by Age and Sex

Williamson County, Illinois Marriage

The age group where males are most likely to be married is Over65, while the female age group most likely to be married is 45To54.

Williamson County, Illinois Marital Status by Race

Williamson County, Illinois Veterans

Williamson County, Illinois Veterans by War

5,592

Number of Veterans

5,257

Male Veterans

335

Female Veterans

Name Veterans
Vietnam2,207
First Gulf War1,104
Second Gulf War610
Korea328
World War II287

Williamson County, Illinois Veterans by Age

Name Veterans
65 to 741,594
35 to 541,392
55 to 641,116
75+1,033
18 to 34457

Williamson County, Illinois Veterans by Race

Name Veterans % of Total
White5,25810.73%
Black24410.99%
Hispanic696.31%
2 or More6210.13%
Indian2115.91%
Other75.19%

Williamson County, Illinois Veterans by Education

7.63%

Veteran Poverty Rate

29.13%

Veteran Disability Rate

Williamson County, Illinois Employment Status

Williamson County, Illinois Employment by Age

57.5%

Labor Force Participation

53.1%

Employment Rate

7.6%

Unemployment Rate

Williamson County, Illinois Employment by Race

Williamson County, Illinois Employment by Education

Population of Cities in Williamson County, Illinois

City 2010 Census 2016 Estimated Growth Growth Rate
Carbondale 2642626179-247-0.93%
Marion 17216178266103.54%
Herrin12523129504273.41%
Carterville550258433416.20%
Johnston City35573488-69-1.94%
Crainville1273140212910.13%
Cambria12281271433.50%
Energy11461142-4-0.35%
Hurst79579610.13%
Pittsburg572559-13-2.27%
Creal Springs543532-11-2.03%
Stonefort 297294-3-1.01%
Freeman Spur 292290-2-0.68%
Bush275274-1-0.36%
Colp225224-1-0.44%
Spillertown203202-1-0.49%
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