State
County
Land Area (mi²)
16.9 sq mi
Density (mi²)
2,173.30/sq mi
2020 Growth Rate
-0.69%
Growth Since 2010
-6.03%
Rank in State
Rank in Country
Metro Population
377,428
According to the most recent ACS, the racial composition of Rock Island was:
2019 and 2020 population is estimated by projecting the raw 2018 numbers.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2021 | 377,428 | -872 | -0.23% |
| 2020 | 378,300 | -872 | -0.23% |
| 2019 | 379,172 | -872 | -0.23% |
| 2018 | 380,044 | -1,059 | -0.28% |
| 2017 | 381,103 | -1,075 | -0.28% |
| 2016 | 382,178 | -1,203 | -0.31% |
| 2015 | 383,381 | -689 | -0.18% |
| 2014 | 384,070 | 227 | 0.06% |
| 2013 | 383,843 | 1,412 | 0.37% |
| 2012 | 382,431 | 1,746 | 0.46% |
| 2011 | 380,685 | 942 | 0.25% |
| 2010 | 379,743 | 0.00% |
| Race | Population | Percentage |
|---|---|---|
| White | 26,484 | 69.49% |
| Black or African American | 7,779 | 20.41% |
| Asian | 1,565 | 4.11% |
| Two or More Races | 1,492 | 3.91% |
| Some Other Race | 557 | 1.46% |
| American Indian and Alaska Native | 191 | 0.50% |
| Native Hawaiian and Other Pacific Islander | 43 | 0.11% |
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 15,551 | 2.26 | 61.3 |
| Non Family | 6,528 | 1.22 | 54 |
| Married | 5,723 | 2.93 | 79.6 |
| Mujer | 2,511 | 3.2 | 39.9 |
| Masculino | 789 | 3.05 | 56.9 |
2.94
Average Family Size
2.26
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 1,114 | 4.59% |
| 9th to 12th Grade | 2,104 | 8.67% |
| High School Graduate | 6,760 | 27.85% |
| Some College | 6,498 | 26.77% |
| Associates Degree | 2,296 | 9.46% |
| Bachelors Degree | 3,639 | 14.99% |
| Graduate Degree | 1,862 | 7.67% |
| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 16,791 | 15,628 | 4,627 |
| Black | 4,249 | 3,174 | 401 |
| Hispanic | 1,973 | 1,391 | 252 |
| Asian | 762 | 435 | 130 |
| 2+ Races | 438 | 371 | 65 |
| Other Race | 314 | 205 | 50 |
| Native American | 172 | 153 | 15 |
| Islander | 11 | 11 |
The highest rate of high school graduation is among islander people with a rate of 100.00%.
The highest rate of bachelors degrees is among white people with a rate of 27.56%.
$35,304
Average Earnings
$41,526
Average Male
$30,969
Average Female
86.06% of Rock Island residents speak only English, while 13.94% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 6.45% of the population.
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 21,640 | 2,915 | 13.47% |
| Black | 7,476 | 2,809 | 37.57% |
| Hispanic | 3,946 | 876 | 22.20% |
| Multiple | 1,386 | 556 | 40.12% |
| Asian | 1,366 | 448 | 32.80% |
| Other | 547 | 200 | 36.56% |
| Native | 185 | 32 | 17.30% |
| Islander | 43 | 27 | 62.79% |
21.09%
Overall Poverty Rate
18.50%
Male Poverty Rate
23.52%
Female Poverty Rate
The race most likely to be in poverty in Rock Island is Islander, with 62.79% below the poverty level.
The race least likely to be in poverty in Rock Island is White, with 13.47% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 4.12%. Among those working part-time, it was 25.66%, and for those that did not work, the poverty rate was 27.03%.
38.9%
Overall Marriage Rate
39.4%
Male Marriage Rate
38.4%
Female Marriage Rate
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.
| Name | Veterans | % of Total |
|---|---|---|
| White | 2,015 | 9.08% |
| Black | 274 | 5.28% |
| Hispanic | 69 | 2.59% |
| 2+ Races | 34 | 4.65% |
| Native American | 13 | 7.10% |
| Asian | 12 | 1.10% |
9.04%
Veteran Poverty Rate
28.75%
Veteran Disability Rate
63.6%
Labor Force Participation
58.5%
Employment Rate
7.9%
Unemployment Rate
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
90.00%
Native Born
10.00%
Foreign Born
6.07%
Non Citizen
3.93%
Naturalized
90.00% of Rock Island residents were born in the United States, with 61.34% having been born in Illinois. 6.07% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2021 | 36,666 | -255 | -0.69% |
| 2020 | 36,921 | -255 | -0.69% |
| 2019 | 37,176 | -255 | -0.68% |
| 2018 | 37,431 | -381 | -1.01% |
| 2017 | 37,812 | -348 | -0.91% |
| 2016 | 38,160 | -370 | -0.96% |
| 2015 | 38,530 | -248 | -0.64% |
| 2014 | 38,778 | -118 | -0.30% |
| 2013 | 38,896 | -36 | -0.09% |
| 2012 | 38,932 | -47 | -0.12% |
| 2011 | 38,979 | 1 | 0.00% |
| 2010 | 38,978 | -706 | -0.18% |
| 2000 | 39,684 | -868 | -0.22% |
| 1990 | 40,552 | -6,269 | -1.43% |
| 1980 | 46,821 | -3,345 | -0.69% |
| 1970 | 50,166 | -1,697 | -0.33% |
| 1960 | 51,863 | 3,153 | 0.63% |
| 1950 | 48,710 | 5,935 | 1.31% |
| 1940 | 42,775 | 4,822 | 1.20% |
| 1930 | 37,953 | 2,776 | 0.76% |
| 1920 | 35,177 | 10,842 | 3.75% |
| 1910 | 24,335 | 4,842 | 2.24% |
| 1900 | 19,493 | 5,859 | 3.64% |
| 1890 | 13,634 | 1,975 | 1.58% |
| 1880 | 11,659 | 3,769 | 3.98% |
| 1870 | 7,890 | 2,760 | 4.40% |
| 1860 | 5,130 | 0.00% |