Rock Island
County in Illinois (USA)
Contents: Population
The population development of Rock Island as well as related information and services (Wikipedia, Google, images).
| Name | Status | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2021-07-01 | |
|---|---|---|---|---|---|---|---|
| Rock Island | County | 148,723 | 149,374 | 147,546 | 144,672 | 142,909 | |
| USA [United States of America] | Federal Republic | 248,709,873 | 281,421,906 | 308,745,538 | 331,449,281 | 331,893,745 |
Source: U.S. Census Bureau (web).
Explanation: All population totals refer to 2020 boundaries. The 2021 gender and age figures are not fully based on results of the 2020 census.
Further information about the population structure:
| Gender (E 2021) | |
|---|---|
| Males | 70,750 |
| Females | 72,159 |
| Age Groups (E 2021) | |
|---|---|
| 0-17 years | 32,070 |
| 18-64 years | 81,996 |
| 65+ years | 28,843 |
| Age Distribution (E 2021) | |
|---|---|
| 0-9 years | 17,253 |
| 10-19 years | 18,507 |
| 20-29 years | 17,249 |
| 30-39 years | 17,411 |
| 40-49 years | 16,665 |
| 50-59 years | 17,257 |
| 60-69 years | 18,953 |
| 70-79 years | 12,736 |
| 80+ years | 6,878 |
| »Race« (C 2020) | |
|---|---|
| White | 102,939 |
| Black/African American | 16,607 |
| Indigenous | 748 |
| Asian | 4,089 |
| Pacific Islander | 45 |
| Some other | 7,552 |
| 2 or more | 12,692 |
| Ethnicity (C 2020) | |
|---|---|
| Hispanic or Latino | 19,842 |
| Other | 124,830 |