United States › Illinois › Rock Island CITY · 2020 ACS
Rock Island Illinois · 37,108 residents · 16.9 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2021 ACS 2022 ACS 2023 ACS 2024 ACS
The short version
With 37,108 people, Rock Island is a city in Illinois. Home values have risen by half since 2000, reaching $106,300. 22% of adults hold a bachelor's degree or higher. That trails the Illinois median by roughly 30%. The poverty rate is 21.5%, above the 12.8% national rate. Getting to work takes 18 minutes on average.
At a glance
Lower income
below the US median
US median: $66,278
Mid-age
median age 37.6
US median: 38.8
Less educated
22% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 36.4 in 2000
US average: 38.8
Population, 1990 – 2024
36K 37K 38K 40K 41K 1990 2000 2010 2020 2024 Rock Island Age distribution, 2020
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $48,120
−8%inflation adjusted, since 2000
from $34,729 in 2000
US average: $66,278
from $19,202 in 2000
US average: $35,364
Households earning $100K+
from 21.4% in 2009
US average: 43.9%
from 14.5% in 2000
US average: 12.8%
Workforce by industry, 2020
Professional, scientific, technical 5.2%
Public administration 3.5%
Transportation & warehousing 2.4%
Arts, entertainment, food 1.5%
Agriculture, forestry, fishing 0.5%
Education & health services 0.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
$106,300
+1%inflation adjusted, since 2000
from $69,800 in 2000
US average: $265,253
$714
+9%inflation adjusted, since 2000
from $437 in 2000
US average: $1,124
from 65.1% in 2000
38.0% rent
from 2.30 people in 2009
US average: 2.61
from 2.4 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 74.3%(29,485)
Hispanic / Latino 5.9%(2,341)
2020
White, non-Hispanic 59%(21,910)
Hispanic / Latino 11.6%(4,297)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 32 more ancestry groups with data from 18.7% in 2000
US average: 32.9%
High school or higher
from 82.9% in 2000
US average: 88.5%
from 6.3% in 2000
US average: 12.7%
Section 06
Commute & transportation from 11.3 min in 2000
US average: 26.9
from 79.9% in 2009
US average: 75.1%
from 12.7% in 2009
US average: 8.4%
Section 07
Work & employment from 8.4% in 2011
US average: 5.4%
from 63.1% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 30.0% in 2009
US average: 39.3%
Section 08
People & community from 5.0% in 2009
US average: 13.5%
from 11.8% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
Men 15+
Never married 46.5%(6,848)
Women 15+
Never married 39.1%(6,022)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 11.8% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 14.6%(297)
Gulf War (1990s) 17.5%(357)
Share of the 2,040 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper
Places similar to Rock Island Head to head
Compare Rock Island to nearby cities ROCK ISLAND VS
Moline
Income $67,701 +41%
Home value $146,300 +38%
Population 42,362 +17%
SEE FULL COMPARISON →
ROCK ISLAND VS
Davenport
Income $66,200 +38%
Home value $166,400 +57%
Population 100,358 +177%
SEE FULL COMPARISON →
ROCK ISLAND VS
Bettendorf
Income $100,495 +109%
Home value $306,500 +188%
Population 40,710 +12%
SEE FULL COMPARISON →
ROCK ISLAND VS
East Moline
Income $61,779 +28%
Home value $134,600 +27%
Population 20,453 −44%
SEE FULL COMPARISON →
Frequently asked
How many people live in Rock Island, Illinois? Rock Island, Illinois has about 37,108 residents according to the 2020 American Community Survey.
What is the median household income in Rock Island, Illinois? The typical household in Rock Island, Illinois earns about $48,120 a year. Half of households make more than that, and half make less.
Is Rock Island, Illinois expensive? In Rock Island, Illinois, the median home is worth about $106,300, and the typical rent is about $714 a month.
How educated are people in Rock Island, Illinois? About 22.2% of adults age 25 and over in Rock Island, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Rock Island, Illinois? About 21.5% of people in Rock Island, Illinois live below the federal poverty line.
Has Rock Island, Illinois grown since 1990? Yes, Rock Island, Illinois has shrunk since 1990. The population has lost about 3,353 residents, a change of about -8 percent over that period.
Keep going
Explore from here 