Cook County, IL Demographic Data

Cook County, IL Summary

Cook County is located in Illinois
  • Population: 5,231,351
  • Area: 1,634.86 sq. miles
    • Land Area: 945.33 sq. miles
    • Water Area: 689.53 sq. miles
  • Population Density: 3,199.87 people per sq. mile
  • Elevation: 581.36 ft
  • Time Zone: Central Standard Time (GMT -6)
  • Daylight Savings: Yes

Illinois Heat Map by County Population

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Cook County, IL Gender Breakdown

Gender
Number
Percent
National Avg
Female
2,697,880
52%
50.8
Male
2,540,340
49%
49.2
Total Population
5,238,220
 
321,419,000

Cook County, IL Age Breakdown

Age Group
Number
Percent
National Avg
Under 5 Years
335,479
6.4% 
6.2
5 to 9 Years
322,613
6.2% 
6.4
10 to 14 Years
322,402
6.2% 
6.4
15 to 19 Years
321,240
6.1% 
6.7
20 to 24 Years
360,609
6.9% 
7.0
25 to 34 Years
850,997
16.2% 
13.7
35 to 44 Years
712,746
13.6% 
12.7
45 to 54 Years
682,563
13.0% 
13.4
55 to 59 Years
341,714
6.5% 
6.7
60 to 64 Years
295,294
5.6% 
6.0
65 to 74 Years
391,432
7.5% 
8.6
75 to 84 Years
207,310
4.0% 
4.4
85 Years and Over
93,817
1.8% 
1.9
Age Statistics
Number
Percent
National Avg
18 Years and over
4,063,100
77.6%
77.1
Female
2,119,240
52.2%
51.4
Male
1,943,860
47.8%
48.6
21 Years and over
3,868,790
73.9%
72.9
62 Years and over
863,194
16.5%
18.3
65 Years and over
692,559
13.2%
14.9
Female
402,957
58.2%
55.9
Male
289,602
41.8%
44.1
Median Age (years)
36
NR
NR

Cook County, IL Race Breakdown

Race
Number
Percent
National Avg
One Race
5,110,190
97.6% 
96.9
White
2,951,390
56.3% 
73.1
Black or African American
1,239,300
23.7% 
12.7
American Indian and Alaska Native
14,702
0.3% 
0.8
Asian
368,205
7.0% 
5.4
Asian Indian
115,037
2.2% 
1.2
Chinese
82,356
1.6% 
1.3
Filipino
66,918
1.3% 
0.9
Japanese
12,478
0.2% 
0.2
Korean
32,343
0.6% 
0.5
Vietnamese
15,915
0.3% 
0.5
Other Asian
43,158
0.8% 
0.8
Native Hawaiian and Other Pacific Islander
2,413
0.0% 
0.2
Native Hawaiian
934
0.0% 
0.1
Guamanian or Chamorro
1,206
0.0% 
0.0
Samoan
146
0.0% 
0.0
Other Pacific Islander
127
0.0% 
0.1
Some Other Race
534,180
10.2% 
4.8
Two or More Races
128,028
2.4% 
3.1
Hispanic Statistics
Number
Percent
National Avg
Hispanic or Latino (of any race)
1,319,260
25.2% 
17.6
Mexican
1,031,060
19.7% 
11.1
Puerto Rican
133,522
2.5% 
1.7
Cuban
15,408
0.3% 
0.7
Other Hispanic or Latino
139,269
2.7% 
4.1
Not Hispanic or Latino
3,918,960
74.8% 
82.4

Cook County, IL Educational Attainment

Education Level
Number
Percent
National Avg
Less than 9th grade
252,045
7.0% 
5.5
9th to 12th grade, no diploma
240,664
6.7% 
7.3
High school graduate (includes equivalent)
854,288
23.9% 
27.6
Some college, no degree
679,998
19.0% 
20.7
Associate's Degree
242,581
6.8% 
8.2
Bachelor's Degree
790,748
22.1% 
19.0
Graduate or professional degree
515,549
14.4% 
11.6
Education Summary
Number
Percent
National Avg
< High School Graduate
492,709
13.7%
12.8
High School Graduate or Higher
3,083,164
86.2%
87.1
Bachelor's Degree or Higher
1,306,297
36.5%
30.6

Cook County, IL Marital Status

Marital Status
Number
Percent
National Avg
Never Married
1,788,435
42.0%
33.5%
Now Married
1,777,240
41.7%
47.5
Divorced
364,901
8.6%
11.0%
Separated
87,632
2.1%
2.1
Widowed
239,514
5.6
5.8%

Cook County, IL Language Spoken at Home

Language
Number
Percent
National Avg
English Only
3,159,340
64.4%
78.5%
Languages other than english
1,743,390
35.6%
21.5%
Spanish
1,032,040
21.1%
13.3%
Other indo-european languages
416,029
8.5%
3.7%
Asian and Pacific islander languages
201,862
4.1%
3.5%
Other Languages
93,465
1.9%
1.0%

Cook County, IL Household Income

Household Income
Number
Percent
National Avg
Less than $10,000
158,907
0.0%
0.0
$10,000 to $14,999
92,026
0.0%
0.0
$15,000 to $24,999
205,953
0.0%
0.0
$25,000 to $34,999
180,578
0.0%
0.0
$35,000 to $49,999
233,229
0.0%
0.0
$50,000 to $74,999
314,589
0.0%
0.0
$75,000 to $99,999
236,058
0.0%
0.0
$100,000 to $149,000
270,021
0.0%
0.0
$150,000 to $199,999
119,782
0.0%
0.0
$200,000 or more
143,569
0.0%
0.0
Median household income
56,851
 
55,775
Per capita income
32,577
 
29,979

Cook County, IL Employment Breakdown

Industry
Number
Percent
National Avg
Agriculture, forestry, fishing, hunting and mining
5,316
0.2%
1.9
Arts, entertainment, recreation, accommodation and food services
247,468
9.8%
9.8
Construction
119,545
4.7%
6.4
Educational services, health care and social assistance
564,363
22.4%
22.9
Finance, insurance, real estate, rental, and leasing
207,092
8.2%
6.5
Information
54,240
2.2%
2.1
Manufacturing
249,971
9.9%
10.3
Other services except public administration
122,641
4.9%
4.9
Professional, scientific, management, administrative and waste management services
360,171
14.3%
11.3
Public administration
87,628
3.5%
4.6
Retail trade
256,086
10.2%
11.5
Transportation, warehousing and utilities
171,896
6.8%
5.1
Wholesale trade
74,609
3.0%
2.7
Occupation
Number
Percent
National Avg
Construction, extraction, maintenance, and repair occupations
154,761
6.1%
9.0%
Management, professional, and related occupations
984,788
39.1%
37.1%
Production, transportation, and material moving occupations
324,293
12.9%
12.3%
Sales and office occupations
599,487
23.8%
23.6%
Service occupations
457,697
18.2%
18.0%

Cook County, IL Commute Statistics

Commute Type
Number
Percent
National Avg
Workers 16 Years and over
2,467,410
 
 
Car, truck, or van - drove alone
1,527,980
61.9%
76.6
Car, truck, or van - carpooled
196,034
7.9%
9.0
Public transportation (excluding taxicab)
464,943
18.8%
5.2
Walked
108,776
4.4%
2.8
Other means
59,766
2.4%
1.8
Worked at home
109,910
4.5%
4.6
Mean travel time to work (Minutes)
33.0
 
26.0

Cook County, IL Vehicles per Household

Vehicles per Household
Number
Percent
National Avg
None
346,832
17.7%
8.9
1 vehicles
804,144
41.1%
33.5
2 vehicles
576,649
29.5%
37.2
3 or more
227,087
11.6%
20.3

Cook County, IL Housing Occupancy

Housing Occupancy
Number
Percent
National Avg
Total Housing Units
 
 
Occupied Housing Units
1,954,710
89.7%
87.7
Owner Occupied
1,088,050
55.7%
63.0
Renter Occupied
866,659
44.3%
37.0
Vacant Housing Units
223,656
10.3%
12.3
Homeowner Vacancy Rate
2
NR
NR
Rental Vacancy Rate
5
NR
NR
Average household size of owner-occupied unit
3.0
NR
3.0
Average household size of renter-occupied unit
2.0
NR
3.0

Cook County, IL Rooms per Residence

Rooms per Residence
Number
Percent
National Avg
Total Housing Units
2,178,370
1 room
88,374
4.1%
2.3
2 rooms
67,529
3.1%
2.5
3 rooms
235,585
10.8%
9.0
4 rooms
398,732
18.3%
16.6
5 rooms
462,371
21.2%
20.0
6 rooms
383,781
17.6%
17.9
7 rooms
219,989
10.1%
12.1
8 rooms
139,581
6.4%
8.5
9 rooms or more
182,426
8.4%
11.1
Median Rooms
5
 

Cook County, IL Structure Type Statistics

Structure Type
Number
Percent
National Avg
Total Housing Units
2,178,370
 
 
1-unit, detached
866,134
39.8%
61.4
1-unit, attached
117,045
5.4%
5.8
2-units
216,560
9.9%
3.7
3 or 4 units
240,806
11.1%
4.5
5 to 9 units
224,037
10.3%
4.8
10 to 19 units
103,472
4.7%
4.6
20 or more units
394,986
18.1%
8.8
Mobile home
15,030
0.7%
6.3
Boat, RV, van, etc.
298
0.0%
0.1

Cook County, IL Housing Age Statistics

Housing Age
Number
Percent
National Avg
1939 or earlier
659,980
30.3%
13.0%
1940 to 1949
175,238
8.0%
5.1%
1950 to 1959
324,902
14.9%
10.5%
1960 to 1969
278,368
12.8%
10.8%
1970 to 1979
256,979
11.8%
15.5%
1980 to 1989
147,951
6.8%
13.6%
1990 to 1999
139,720
6.4%
14.0%
2000 to 2009
172,532
7.9%
14.5%
2010 to 2013
17,306
0.8%
2.5%
2014 or later
5,392
0.2%
0.5%

Cook County, IL Household Heating

Heating Fuel Type
Number
Percent
National Avg
Utility Gas
1,643,930
84.1%
48.2
Bottled, tank, or LP gas
20,781
1.1%
4.7
Electricity
250,145
12.8%
38.2
Fuel oil, kerosene, etc.
2,771
0.1%
5.1
Coal or coke
182
0.0%
0.1
Wood
929
0.0%
2.0
Solar energy
603
0.0%
0.1
Other fuel
13,296
0.7%
0.5
No fuel used
22,072
1.1%
1.2

Cook County, IL Mortgage Statistics

Mortgage Payments
Number
Percent
National Avg
Housing units with a mortgage
725,856
 
47140700.0
Less than $500
2,706
0.4%
1.5%
$500 to $999
61,486
8.5%
20.5%
$2,500 to $2,999
68,307
9.4%
6.8%
$3,000 or more
97,523
13.4%
9.9%
$2,000 to $2,499
125,845
17.3%
11.8%
$1,000 to 1,499
179,021
24.7%
29.2%
$1,500 to 1,999
190,968
26.3%
20.3%
Mortgage Payment as % of Income
Number
Percent
National Avg
Less than 20.0%
267,365
37.0%
43.6%
20.0% to 24.9%
111,571
15.5%
15.9%
25.0% to 29.9%
82,618
11.4%
10.9%
30.0% to 34.9%
57,490
8.0%
7.3%
35.0% or more
202,680
28.1%
22.3%
Not Computed
4,132
NR
NR

Cook County, IL Rent Statistics

Rent Payment Amount
Number
Percent
National Avg
Occupied Units Paying Rent
840,367 
 
41,410,200 
$3,000 or more
10,529
1.3%
1.5%
$2,500 to $2,999
13,680
1.6%
1.7%
$2,000 to $2,499
37,580
4.5%
4.1%
Less than $500
72,611
8.6%
11.0%
$1,500 to $1,999
100,546
12.0%
11.0%
$1,000 to $1,499
260,470
31.0%
27.9%
$500 to $999
344,951
41.0%
42.7%
No Cash Rent
26,292
NR
2,291,570
Median (Dollars)
1,004
NR
959
Rent Payment as % of Income
Number
Percent
National Avg
Less than 15.0%
97,381
12.0%
12.6%
15.0% to 19.9%
105,621
13.0%
12.5%
20.0% to 24.9%
102,469
12.6%
12.8%
25.0% to 29.9%
90,311
11.1%
11.5%
30.0% to 34.9%
67,657
8.3%
9.2%
35.0% or more
347,352
42.8%
41.4%
Not Computed
55,868
NR
NR

Cook County, IL Property Value

Property Type
Number
Percent
National Avg
Specified Owner-Occupied Units
1,088,050
 
74,506,500
Less then $50,000
37,310
3.4%
7.5%
$50,000 to $99,999
96,915
8.9%
7.5%
$100,000 to $149,000
147,349
13.5%
15.0%
$150,000 to $199,000
179,228
16.5%
14.8%
$200,000 to $299,999
250,123
23.0%
18.8%
$300,000 to $499,999
235,242
21.6%
17.3%
$500,000 to $999,999
109,840
10.1%
9.7%
$1,000,000 or more
32,046
2.9%
2.7%
Median (Dollars)
230,900
 
194,500
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