Rock Island is a city located in Rock Island County Illinois. Rock Island has a 2024 population of 35,836. It is also the county seat of Rock Island County. Rock Island is currently declining at a rate of -0.82% annually and its population has decreased by -3.2% since the most recent census, which recorded a population of 37,019 in 2020.
The average household income in Rock Island is $73,007 with a poverty rate of 22.66%. The median age in Rock Island is 35 years: 33.5 years for males, and 36.6 years for females.
According to the most recent ACS, the racial composition of Rock Island was:
Race | Population | Percentage (of total) |
|---|---|---|
| White | 25,447 | 68.29% |
| Black or African American | 6,366 | 17.08% |
| Two or more races | 2,340 | 6.28% |
| Asian | 1,647 | 4.42% |
| Other race | 1,183 | 3.17% |
| Native Hawaiian or Pacific Islander | 174 | 0.47% |
| Native American | 107 | 0.29% |
White
Black or African American
Two or more races
Asian
Other race
Native Hawaiian or Pacific Islander
Native American
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 15,247 | 2.26 | 62.4 | 37.6 |
| Non Family | 7,273 | 1.25 | 49.2 | 50.8 |
| Married | 5,176 | 3.2 | 84.3 | 15.7 |
| Female | 2,136 | 3.1 | 52.9 | 47.1 |
| Male | 662 | 3.21 | 66.6 | 33.4 |
3.07
Average Family Size
2.26
Average Household Size
62.4%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 1,680 | 7.2% |
| Associates Degree | 2,048 | 8.78% |
| Bachelors Degree | 3,203 | 13.73% |
| Graduate Degree | 2,051 | 8.79% |
| High School Graduate | 7,073 | 30.33% |
| Less Than 9th Grade | 1,039 | 4.45% |
| Some College | 6,229 | 26.71% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 16,129 | 15,170 | 4,352 |
| Black | 3,876 | 3,077 | 375 |
| Hispanic | 2,192 | 1,570 | 248 |
| 2+ Races | 902 | 707 | 85 |
| Asian | 624 | 411 | 230 |
| Other Race | 530 | 296 | 22 |
| Native American | 95 | 84 | 25 |
| Islander | 89 | 55 | 0 |
The highest rate of high school graduation is among white people with a rate of 94.05%.
The highest rate of bachelors degrees is among asian people with a rate of 36.86%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $56,962 | $60,027 | $51,515 |
| Graduate Degree | $75,573 | $83,500 | $72,295 |
| High School Graduate | $37,032 | $42,264 | $26,979 |
| Less Than 9th Grade | $24,167 | $24,918 | $22,734 |
| Overall | $41,580 | $46,373 | $36,522 |
| Some College | $39,835 | $51,613 | $34,085 |
$41,580
Average Earnings
$46,373
Average Male
$36,522
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
85.49% of Rock Island residents speak only English, while 14.51% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 7.76% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 21,445 | 3,155 | 14.71% |
| Black | 6,084 | 2,530 | 41.58% |
| Hispanic | 4,644 | 1,133 | 24.4% |
| Asian | 1,462 | 734 | 50.21% |
| Multiple | 2,084 | 592 | 28.41% |
| Other | 1,092 | 177 | 16.21% |
| Islander | 174 | 34 | 19.54% |
| Native | 100 | 19 | 19% |
22.66%
Overall Poverty Rate
22.65%
Male Poverty Rate
22.66%
Female Poverty Rate
The race most likely to be in poverty in Rock Island is Asian, with 50.21% below the poverty level.
The race least likely to be in poverty in Rock Island is White, with 14.71% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 5.42%. Among those working part-time, it was 27.71%, and for those that did not work, the poverty rate was 29.03%.
rate
Rate | Poverty |
|---|---|
| Less Than 9th Grade | 42.18% |
| High School | 20.69% |
| Some College | 11.29% |
| Bachelors or Greater | 6.56% |
rate
Rate | Poverty |
|---|---|
| Male Unemployed | 48.64% |
| Female Unemployed | 46.84% |
| Female Employed | 11.97% |
| Male Employed | 10.83% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $69,568 | $90,325 |
| Households | $55,732 | $73,007 |
| Married Families | $87,636 | $-999,999,999 |
| Non Families | $39,229 | $51,033 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
37.0%
Overall Marriage Rate
38.5%
Male Marriage Rate
35.4%
Female Marriage Rate
male
female
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 45-54.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
1,766
Number of Veterans
1,419
Male Veterans
347
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 564 |
| Second Gulf War | 315 |
| First Gulf War | 307 |
| Korea | 123 |
| World War II | 56 |
count
Age Group | Veterans |
|---|---|
| 55 to 64 | 477 |
| 75+ | 454 |
| 65 to 74 | 410 |
| 35 to 54 | 314 |
| 18 to 34 | 111 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 1,572 | 7.56% |
| Black | 149 | 3.25% |
| Hispanic | 43 | 1.35% |
| 2+ Races | 28 | 1.71% |
| Native American | 17 | 16.67% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
8.24%
Veteran Poverty Rate
26.35%
Veteran Disability Rate
LaborForceParticipation
61.3%
Labor Force Participation
56.8%
Employment Rate
7.3%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
63.5%
Born in Rock Island
90.7%
Native Born
9.3%
Foreign Born
5.22%
Non Citizen
4.08%
Naturalized
90.7% of Rock Island residents were born in the United States, with 63.5% having been born in Illinois. 5.22% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Year | Population | Growth | Change |
|---|---|---|---|
| 2029 | 34,358 | -295 | -0.85% |
| 2028 | 34,653 | -296 | -0.85% |
| 2027 | 34,949 | -296 | -0.84% |
| 2026 | 35,245 | -295 | -0.83% |
| 2025 | 35,540 | -296 | -0.83% |
| 2024 | 35,836 | -296 | -0.82% |
| 2023 | 36,132 | -138 | -0.38% |
| 2022 | 36,270 | -319 | -0.87% |
| 2021 | 36,589 | -430 | -1.16% |
| 2020 | 37,019 | -133 | -0.36% |
| 2019 | 37,152 | -257 | -0.69% |
| 2018 | 37,409 | -403 | -1.07% |
| 2017 | 37,812 | -356 | -0.93% |
| 2016 | 38,168 | -377 | -0.98% |
| 2015 | 38,545 | -245 | -0.63% |
| 2014 | 38,790 | -111 | -0.29% |
| 2013 | 38,901 | -35 | -0.09% |
| 2012 | 38,936 | -44 | -0.11% |
| 2011 | 38,980 | 7 | 0.02% |
| 2010 | 38,973 | 0 | 0% |
| 2000 | 39,684 | -868 | -2.14% |
| 1990 | 40,552 | -6,269 | -13.39% |
| 1980 | 46,821 | -3,345 | -6.67% |
| 1970 | 50,166 | -1,697 | -3.27% |
| 1960 | 51,863 | 3,153 | 6.47% |
| 1950 | 48,710 | 5,935 | 13.87% |
| 1940 | 42,775 | 4,822 | 12.71% |
| 1930 | 37,953 | 2,776 | 7.89% |
| 1920 | 35,177 | 10,842 | 44.55% |
| 1910 | 24,335 | 4,842 | 24.84% |
| 1900 | 19,493 | 5,859 | 42.97% |
| 1890 | 13,634 | 1,975 | 16.94% |
| 1880 | 11,659 | 3,769 | 47.77% |
| 1870 | 7,890 | 2,760 | 53.8% |
| 1860 | 5,130 | -29,228 | -85.07% |