Williamson County, IL Demographic Data

Williamson County, IL Summary

Williamson County is located in Illinois
  • Population: 66,674
  • Area: 444.35 sq. miles
    • Land Area: 420.15 sq. miles
    • Water Area: 24.20 sq. miles
  • Population Density: 150.04 people per sq. mile
  • Elevation: 429.46 ft
  • Time Zone: Central Standard Time (GMT -6)
  • Daylight Savings: Yes

Illinois Heat Map by County Population

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Williamson County, IL Gender Breakdown

Gender
Number
Percent
National Avg
Female
33,023
49%
50.8
Male
34,537
51%
49.2
Total Population
67,560
 
323,128,000

Williamson County, IL Age Breakdown

Age Group
Number
Percent
National Avg
Under 5 Years
4,512
6.7% 
6.1
5 to 9 Years
2,887
4.3% 
6.3
10 to 14 Years
4,873
7.2% 
6.4
15 to 19 Years
3,867
5.7% 
6.7
20 to 24 Years
3,906
5.8% 
6.9
25 to 34 Years
8,823
13.1% 
13.7
35 to 44 Years
8,772
13.0% 
12.6
45 to 54 Years
8,426
12.5% 
13.2
55 to 59 Years
4,336
6.4% 
6.7
60 to 64 Years
4,866
7.2% 
6.1
65 to 74 Years
7,263
10.8% 
8.9
75 to 84 Years
3,486
5.2% 
4.4
85 Years and Over
1,543
2.3% 
1.9
Age Statistics
Number
Percent
National Avg
18 Years and over
52,473
77.7%
77.2
Female
26,107
49.8%
51.3
Male
26,366
50.2%
48.7
21 Years and over
50,434
74.7%
73.1
62 Years and over
15,337
22.7%
18.8
65 Years and over
12,292
18.2%
15.2
Female
6,913
56.2%
55.8
Male
5,379
43.8%
44.2
Median Age (years)
41
0.0%
0.0

Williamson County, IL Race Breakdown

Race
Number
Percent
National Avg
One Race
 
96.8
White
63,702
94.3% 
72.6
Black or African American
4,027
6.0% 
12.7
American Indian and Alaska Native
612
0.9% 
0.8
Asian
654
1.0% 
5.4
Asian Indian
 
1.2
Chinese
 
1.3
Filipino
 
0.9
Japanese
 
0.2
Korean
 
0.4
Vietnamese
 
0.6
Other Asian
 
0.8
Native Hawaiian and Other Pacific Islander
 
0.2
Native Hawaiian
 
0.1
Guamanian or Chamorro
 
0.0
Samoan
 
0.0
Other Pacific Islander
 
0.1
Some Other Race
408
0.6% 
5.1
Two or More Races
 
3.2
Hispanic Statistics
Number
Percent
National Avg
Hispanic or Latino (of any race)
1,757
2.6% 
17.8
Mexican
 
11.2
Puerto Rican
 
1.7
Cuban
 
0.7
Other Hispanic or Latino
 
4.2
Not Hispanic or Latino
65,803
97.4% 
82.2

Williamson County, IL Educational Attainment

Education Level
Number
Percent
National Avg
Less than 9th grade
961
2.0% 
5.4
9th to 12th grade, no diploma
3,021
6.4% 
7.2
High school graduate (includes equivalent)
13,083
27.5% 
27.2
Some college, no degree
13,921
29.3% 
20.6
Associate's Degree
4,859
10.2% 
8.4
Bachelor's Degree
7,142
15.0% 
19.3
Graduate or professional degree
4,528
9.5% 
11.9
Education Summary
Number
Percent
National Avg
< High School Graduate
3,982
8.4%
12.6
High School Graduate or Higher
43,533
91.5%
87.4
Bachelor's Degree or Higher
11,670
24.5%
31.2

Williamson County, IL Marital Status

Marital Status
Number
Percent
National Avg
Never Married
15,187
27.5%
33.7%
Now Married
27,135
49.1%
47.5
Divorced
8,671
15.7%
11.0%
Separated
573
1.0%
2.0
Widowed
3,722
6.7
5.8%

Williamson County, IL Language Spoken at Home

Language
Number
Percent
National Avg
English Only
78.4
Languages other than english
21.6
Spanish
13.3
Other indo-european languages
3.7
Asian and Pacific islander languages
3.5
Other Languages
1.1

Williamson County, IL Household Income

Household Income
Number
Percent
National Avg
Less than $10,000
2,605
9.7%
6.7
$10,000 to $14,999
1,871
7.0%
4.8
$15,000 to $24,999
2,177
8.1%
9.7
$25,000 to $34,999
2,624
9.8%
9.5
$35,000 to $49,999
4,790
17.9%
13.0
$50,000 to $74,999
5,360
20.0%
17.7
$75,000 to $99,999
2,576
9.6%
12.3
$100,000 to $149,000
3,497
13.1%
14.0
$150,000 to $199,999
945
3.5%
5.8
$200,000 or more
316
1.2%
6.4
Median household income
48,409
 
57,617
Per capita income
24,960
 
31,128

Williamson County, IL Employment Breakdown

Industry
Number
Percent
National Avg
Agriculture, forestry, fishing, hunting and mining
797
2.9%
1.7
Arts, entertainment, recreation, accommodation and food services
2,536
9.3%
9.8
Construction
1,146
4.2%
6.4
Educational services, health care and social assistance
7,142
26.2%
23.0
Finance, insurance, real estate, rental, and leasing
1,534
5.6%
6.6
Information
420
1.5%
2.1
Manufacturing
3,159
11.6%
10.1
Other services except public administration
744
2.7%
4.9
Professional, scientific, management, administrative and waste management services
1,671
6.1%
11.4
Public administration
1,613
5.9%
4.6
Retail trade
4,210
15.4%
11.5
Transportation, warehousing and utilities
1,924
7.1%
5.2
Wholesale trade
365
1.3%
2.7
Occupation
Number
Percent
National Avg
Construction, extraction, maintenance, and repair occupations
2,181
8.0%
8.8%
Management, professional, and related occupations
8,440
31.0%
37.6%
Production, transportation, and material moving occupations
4,004
14.7%
12.2%
Sales and office occupations
6,675
24.5%
23.3%
Service occupations
5,961
21.9%
18.1%

Williamson County, IL Commute Statistics

Commute Type
Number
Percent
National Avg
Workers 16 Years and over
26,936
 
 
Car, truck, or van - drove alone
22,792
84.6%
76.3
Car, truck, or van - carpooled
1,414
5.2%
9.0
Public transportation (excluding taxicab)
90
0.3%
5.1
Walked
727
2.7%
2.7
Other means
584
2.2%
1.8
Worked at home
1,329
4.9%
5.0
Mean travel time to work (Minutes)
21.6
 
26.6

Williamson County, IL Vehicles per Household

Vehicles per Household
Number
Percent
National Avg
None
1,856
6.9%
8.7
1 vehicles
9,243
34.5%
33.2
2 vehicles
10,285
38.4%
37.1
3 or more
5,377
20.1%
21.0

Williamson County, IL Housing Occupancy

Housing Occupancy
Number
Percent
National Avg
Total Housing Units
 
 
Occupied Housing Units
26,761
86.6%
87.6
Owner Occupied
18,023
67.3%
63.1
Renter Occupied
8,738
32.7%
36.9
Vacant Housing Units
4,158
13.4%
12.4
Homeowner Vacancy Rate
4
0.0%
0.0
Rental Vacancy Rate
6
0.0%
0.0
Average household size of owner-occupied unit
2.6
0.0%
2.7
Average household size of renter-occupied unit
2.1
0.0%
2.5

Williamson County, IL Rooms per Residence

Rooms per Residence
Number
Percent
National Avg
Total Housing Units
30,919
1 room
1,788
5.8%
2.4
2 rooms
265
0.9%
2.7
3 rooms
1,551
5.0%
9.1
4 rooms
5,493
17.8%
16.5
5 rooms
6,983
22.6%
19.8
6 rooms
7,417
24.0%
17.8
7 rooms
3,323
10.7%
12.0
8 rooms
1,958
6.3%
8.6
9 rooms or more
2,141
6.9%
11.1
Median Rooms
5
 
0.0

Williamson County, IL Structure Type Statistics

Structure Type
Number
Percent
National Avg
Total Housing Units
30,919
 
 
1-unit, detached
21,306
68.9%
61.5
1-unit, attached
849
2.7%
5.9
2-units
2,022
6.5%
3.6
3 or 4 units
1,419
4.6%
4.4
5 to 9 units
1,334
4.3%
4.8
10 to 19 units
297
1.0%
4.4
20 or more units
641
2.1%
9.0
Mobile home
3,051
9.9%
6.2
Boat, RV, van, etc.
0
0.0%
0.1

Williamson County, IL Housing Age Statistics

Housing Age
Number
Percent
National Avg
1939 or earlier
5,979
19.3%
12.8%
1940 to 1949
1,419
4.6%
5.0%
1950 to 1959
2,075
6.7%
10.4%
1960 to 1969
2,579
8.3%
10.7%
1970 to 1979
4,518
14.6%
15.3%
1980 to 1989
3,525
11.4%
13.5%
1990 to 1999
4,754
15.4%
13.9%
2000 to 2009
3,652
11.8%
14.2%
2010 to 2013
1,900
6.1%
2.8%
2014 or later
518
1.7%
1.4%

Williamson County, IL Household Heating

Heating Fuel Type
Number
Percent
National Avg
Utility Gas
48.1
Bottled, tank, or LP gas
4.7
Electricity
38.7
Fuel oil, kerosene, etc.
4.8
Coal or coke
0.1
Wood
1.9
Solar energy
0.1
Other fuel
0.5
No fuel used
1.1

Williamson County, IL Mortgage Statistics

Mortgage Payments
Number
Percent
National Avg
Housing units with a mortgage
9,111
 
47295100.0
$2,500 to $2,999
57
0.6%
7.0%
$3,000 or more
83
0.9%
10.3%
Less than $500
106
1.2%
1.6%
$2,000 to $2,499
571
6.3%
11.8%
$1,500 to $1,999
842
9.2%
20.1%
$1,000 to $1,499
3,366
36.9%
28.8%
$500 to $999
4,086
44.8%
20.4%
Mortgage Payment as % of Income
Number
Percent
National Avg
Less than 20.0%
5,443
59.7%
45.4%
20.0% to 24.9%
1,405
15.4%
15.7%
25.0% to 29.9%
615
6.8%
10.6%
30.0% to 34.9%
410
4.5%
7.0%
35.0% or more
1,238
13.6%
21.3%
Not Computed
0
0.0%
0.0%

Williamson County, IL Rent Statistics

Rent Payment Amount
Number
Percent
National Avg
Occupied Units Paying Rent
8,143 
 
41,631,300 
$2,500 to $2,999
0
0.0%
1.9%
$2,000 to $2,499
0
0.0%
4.4%
$3,000 or more
0
0.0%
1.8%
$1,500 to $1,999
85
1.0%
11.9%
$1,000 to $1,499
1,621
19.9%
28.3%
Less than $500
1,988
24.4%
10.7%
$500 to $999
4,449
54.6%
41.0%
No Cash Rent
595
0.0%
2,206,240
Median (Dollars)
691
0.0%
981
Rent Payment as % of Income
Number
Percent
National Avg
Less than 15.0%
1,859
23.8%
13.1%
15.0% to 19.9%
1,370
17.6%
12.9%
20.0% to 24.9%
500
6.4%
12.8%
25.0% to 29.9%
834
10.7%
11.5%
30.0% to 34.9%
570
7.3%
9.0%
35.0% or more
2,671
34.2%
40.7%
Not Computed
934
0.0%
0.0%

Williamson County, IL Property Value

Property Type
Number
Percent
National Avg
Specified Owner-Occupied Units
18,023
 
75,022,600
Less then $50,000
3,215
17.8%
7.3%
$50,000 to $99,999
5,036
27.9%
7.3%
$100,000 to $149,000
3,645
20.2%
14.1%
$150,000 to $199,000
3,334
18.5%
14.5%
$200,000 to $299,999
1,631
9.0%
19.2%
$300,000 to $499,999
909
5.0%
18.2%
$500,000 to $999,999
253
1.4%
10.5%
$1,000,000 or more
0
0.0%
3.1%
Median (Dollars)
109,800
 
205,000