Demographic Characteristics of Lake County, Illinois
Total Population: 644,356
Lake County, Illinois Age/Gender Statistics
 Male Population: 324,034 (50.29%) |
 Female Population: 320,322 (49.71%) |
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| Under 5 years | 52,978 | 45 to 54 years: | 89,642 |
| 5 to 9 years: | 55,785 | 55 to 59 years: | 28,964 |
| 10 to 14 years: | 51,861 | 60 to 64 years: | 20,391 |
| 15 to 19 years: | 48,500 | 65 to 74 years: | 30,625 |
| 20 to 24 years: | 37,733 | 75 to 84 years: | 18,323 |
| 25 to 34 years: | 87,983 | 85 years and over: | 6,041 |
| 35 to 44 years: | 115,530 | ||
| Median Age: 33.8 | |||
Lake County, Illinois Racial Statistics
One Race
631,427
White
516,189
Black or African American
44,741
American Indian and Alaska Native
1,801
Asian
25,105
Asian Indian
5,476
Chinese
4,854
Filipino
7,036
Japanese
1,493
Korean
4,089
Vietnamese
600
Other Asian
1,557
Native Hawaiian and Other Pacific Islander
308
Native Hawaiian
64
Guamanian or Chamorro
63
Samoan
50
Other Pacific Islander
131
Some other race
43,283
Two or more races
12,929
Lake County, Illinois Hispanic Population Statistics
| Total Hispanic or Latino Population: 92,716 | |||
| Mexican | Puerto Rican | Cuban | Other |
| 71,153 | 7,066 | 831 | 13,666 |
Lake County, Illinois Relationship Statistics
| In households: 623,378 (96.74%) | In group quarters: 20,978 (3.26%) | ||
| Householder | 216,297 | Institutionalized | 5,642 |
| Spouse | 136,686 | Noninstitutionalized | 15,336 |
| Child | 214,047 | ||
| Own child under 18 years | 176,304 | ||
| Other relatives | 31,623 | ||
| Under 18 years | 9,952 | ||
| Nonrelatives | 24,725 | ||
| Unmarried partner | 9,064 | ||