Rock Island city, Illinois demographics
Population: 37,519
Median age: 35.4
Median household income: 50,965
Rock Island is a city in Rock Island County, Illinois, United States.
Demographics, population, home values, social and economic characteristics of Rock Island city, IL.
Population
| 2021 | 37,519 |
| 2020 | 37,651 |
| 2019 | 38,111 |
| 2018 | 38,354 |
| 2017 | 38,560 |
| 2016 | 38,647 |
| 2015 | 38,946 |
| 2014 | 38,888 |
| 2013 | 38,968 |
| 2012 | 38,808 |
| 2011 | 39,018 |
| 2010 | 38,817 |
| 2009 | 38,106 |
Census data for Rock Island city, Illinois
Demographic and housing estimates in Rock Island city, Illinois
| Total population | 37,519 |
| Male | 18,757 |
| Female | 18,762 |
| Total population | 37,519 |
| Under 5 years | 2,316 |
| 5 to 9 years | 1,996 |
| 10 to 14 years | 2,602 |
| 15 to 19 years | 3,652 |
| 20 to 24 years | 3,203 |
| 25 to 34 years | 4,812 |
| 35 to 44 years | 4,294 |
| 45 to 54 years | 3,732 |
| 55 to 59 years | 2,157 |
| 60 to 64 years | 2,377 |
| 65 to 74 years | 3,744 |
| 75 to 84 years | 1,688 |
| 85 years and over | 946 |
| Median age (years) | 35.4 |
| Under 18 years | 8,366 |
| 16 years and over | 30,096 |
| 18 years and over | 29,153 |
| 21 years and over | 25,966 |
| 62 years and over | 7,846 |
| 65 years and over | 6,378 |
| Total population | 37,519 |
| One race | 35,451 |
| White | 25,451 |
| Black or African American | 7,107 |
| American Indian and Alaska Native | 144 |
| Asian | 1,718 |
| Native Hawaiian and Other Pacific Islander | 184 |
| Some other race | 847 |
| Two or more races | 2,068 |
| Citizen, VOTING AGE 18 and over population | 27,320 |
| Male Citizen, VOTING AGE 18 and over population | 13,505 |
| Female Citizen, VOTING AGE 18 and over population | 13,815 |
Social characteristics in Rock Island city, Illinois
| Total households | 15,285 |
| Family households (families) | 5,331 |
| Married-couple family | 1,311 |
| Male householder, no wife present, family | 3,688 |
| Female householder, no husband present, family | 2,974 |
| Nonfamily households | 4,955 |
| Average household size | 4,699 |
| Average family size | 2.26 |
Economic characteristics in Rock Island city, Illinois
| Total households | 15,285 |
| Less than $10,000 | 1,248 |
| $10,000 to $14,999 | 1,102 |
| $15,000 to $24,999 | 1,481 |
| $25,000 to $34,999 | 1,663 |
| $35,000 to $49,999 | 2,015 |
| $50,000 to $74,999 | 3,144 |
| $75,000 to $99,999 | 1,764 |
| $100,000 to $149,999 | 1,911 |
| $150,000 to $199,999 | 550 |
| $200,000 or more | 407 |
| Median household income (dollars) | 50,965 |
Housing characteristics in Rock Island city, Illinois
| Total housing units | 17,214 |
| Occupied housing units | 15,285 |
| Vacant housing units | 1,929 |
| Total housing units | 17,214 |
| 1-unit, detached | 11,305 |
| 1-unit, attached | 910 |
| 2 units | 776 |
| 3 or 4 units | 733 |
| 5 to 9 units | 921 |
| 10 to 19 units | 874 |
| 20 or more units | 1,506 |
| Mobile home | 189 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 17,214 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 390 |
| Built 2000 to 2009 | 590 |
| Built 1990 to 1999 | 488 |
| Built 1980 to 1989 | 925 |
| Built 1970 to 1979 | 1,590 |
| Built 1960 to 1969 | 1,624 |
| Built 1950 to 1959 | 2,925 |
| Built 1940 to 1949 | 2,385 |
| Built 1939 or earlier | 6,297 |
| Total housing units | 17,214 |
| 1 room | 443 |
| 2 rooms | 475 |
| 3 rooms | 1,640 |
| 4 rooms | 2,665 |
| 5 rooms | 3,876 |
| 6 rooms | 3,549 |
| 7 rooms | 1,917 |
| 8 rooms | 1,382 |
| 9 rooms or more | 1,267 |
| Median rooms | 5.4 |
| Total housing units | 17,214 |
| No bedroom | 475 |
| 1 bedroom | 2,469 |
| 2 bedrooms | 5,943 |
| 3 bedrooms | 5,941 |
| 4 bedrooms | 1,883 |
| 5 or more bedrooms | 503 |
| Occupied housing units | 15,285 |
| Owner-occupied | 9,343 |
| Renter-occupied | 5,942 |
| Average household size of owner-occupied unit | 2.36 |
| Average household size of renter-occupied unit | 2.11 |
| Occupied housing units | 15,285 |
| Moved in 2017 or later | 1,966 |
| Moved in 2015 to 2016 | 4,694 |
| Moved in 2010 to 2014 | 2,135 |
| Moved in 2000 to 2009 | 2,856 |
| Moved in 1990 to 1999 | 1,852 |
| Moved in 1989 and earlier | 1,782 |
| Owner-occupied units | 9,343 |
| Less than $50,000 | 841 |
| $50,000 to $99,999 | 3,344 |
| $100,000 to $149,999 | 2,977 |
| $150,000 to $199,999 | 1,191 |
| $200,000 to $299,999 | 654 |
| $300,000 to $499,999 | 256 |
| $500,000 to $999,999 | 59 |
| $1,000,000 or more | 21 |
| Median (dollars) | 106,300 |
| Owner-occupied units | 9,343 |
| Housing units with a mortgage | 5,633 |
| Housing units without a mortgage | 3,710 |
| Occupied units paying rent | 5,679 |
| Less than $500 | 1,147 |
| $500 to $999 | 3,119 |
| $1,000 to $1,499 | 1,142 |
| $1,500 to $1,999 | 191 |
| $2,000 to $2,499 | 37 |
| $2,500 to $2,999 | 12 |
| $3,000 or more | 31 |
| Median (dollars) | 736 |
| No rent paid | 263 |
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