Population of Cook County, Illinois:
Census 2010 and 2000 Interactive Map, Demographics, Statistics, Graphs, Quick Facts
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| Cook County, Illinois - Overview | 2010 Census | 2000 Census | 2000-2010 Change | ||||||
| Counts | Percentages | Counts | Percentages | Change | Percentages | ||||
| Total Population | |||||||||
| Total Population | 5,194,675 | 100.00% | 5,376,741 | 100.00% | -182,066 | -3.39% | |||
| Population by Race | |||||||||
| American Indian and Alaska native alone | 21,559 | 0.42% | 15,496 | 0.29% | 6,063 | 39.13% | |||
| Asian alone | 322,672 | 6.21% | 260,170 | 4.84% | 62,502 | 24.02% | |||
| Black or African American alone | 1,287,767 | 24.79% | 1,405,361 | 26.14% | -117,594 | -8.37% | |||
| Native Hawaiian and Other Pacific native alone | 1,724 | 0.03% | 2,561 | 0.05% | -837 | -32.68% | |||
| Some other race alone | 551,971 | 10.63% | 531,170 | 9.88% | 20,801 | 3.92% | |||
| Two or more races | 131,770 | 2.54% | 136,223 | 2.53% | -4,453 | -3.27% | |||
| White alone | 2,877,212 | 55.39% | 3,025,760 | 56.27% | -148,548 | -4.91% | |||
| Population by Hispanic or Latino Origin (of any race) | |||||||||
| Persons of Hispanic or Latino Origin | 1,244,762 | 23.96% | 1,071,740 | 19.93% | 173,022 | 16.14% | |||
| Persons Not of Hispanic or Latino Origin | 3,949,913 | 76.04% | 4,305,001 | 80.07% | -355,088 | -8.25% | |||
| Population by Gender | |||||||||
| Male | 2,514,314 | 48.40% | 2,603,532 | 48.42% | -89,218 | -3.43% | |||
| Female | 2,680,361 | 51.60% | 2,773,209 | 51.58% | -92,848 | -3.35% | |||
| Population by Age | |||||||||
| Persons 0 to 4 years | 342,493 | 6.59% | 388,201 | 7.22% | -45,708 | -11.77% | |||
| Persons 5 to 17 years | 889,787 | 17.13% | 1,009,618 | 18.78% | -119,831 | -11.87% | |||
| Persons 18 to 64 years | 3,342,066 | 64.34% | 3,348,657 | 62.28% | -6,591 | -0.20% | |||
| Persons 65 years and over | 620,329 | 11.94% | 630,265 | 11.72% | -9,936 | -1.58% | |||