Demographic Characteristics of Piatt County, Illinois
Total Population: 16,365
Piatt County, Illinois Age/Gender Statistics
 Male Population: 7,990 (48.82%) |
 Female Population: 8,375 (51.18%) |
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| Under 5 years | 1,009 | 45 to 54 years: | 2,377 |
| 5 to 9 years: | 1,139 | 55 to 59 years: | 913 |
| 10 to 14 years: | 1,185 | 60 to 64 years: | 796 |
| 15 to 19 years: | 1,178 | 65 to 74 years: | 1,287 |
| 20 to 24 years: | 721 | 75 to 84 years: | 917 |
| 25 to 34 years: | 1,752 | 85 years and over: | 325 |
| 35 to 44 years: | 2,766 | ||
| Median Age: 39.6 | |||
Piatt County, Illinois Racial Statistics
One Race
16,272
White
16,173
Black or African American
39
American Indian and Alaska Native
13
Asian
21
Asian Indian
4
Chinese
2
Filipino
6
Japanese
2
Korean
3
Vietnamese
2
Other Asian
2
Native Hawaiian and Other Pacific Islander
3
Native Hawaiian
2
Guamanian or Chamorro
1
Samoan
0
Other Pacific Islander
0
Some other race
23
Two or more races
93
Piatt County, Illinois Hispanic Population Statistics
| Total Hispanic or Latino Population: 101 | |||
| Mexican | Puerto Rican | Cuban | Other |
| 52 | 13 | 9 | 27 |
Piatt County, Illinois Relationship Statistics
| In households: 16,173 (98.83%) | In group quarters: 192 (1.17%) | ||
| Householder | 6,475 | Institutionalized | 172 |
| Spouse | 4,099 | Noninstitutionalized | 20 |
| Child | 4,801 | ||
| Own child under 18 years | 3,873 | ||
| Other relatives | 353 | ||
| Under 18 years | 172 | ||
| Nonrelatives | 445 | ||
| Unmarried partner | 243 | ||