Rock Island Demographics
Population
- Total Population38,560
- Male Population(48.2 %) 18,588
- Female Population(51.8 %) 19,972
- Median Age37.00
Income/Financial
- Average Household Income$59,587
- Median Household Income$45,244
- Median Income Under 25$23,798
- Median Income 25-44$47,891
- Median Income 45-64$57,231
- Median Income Over 65$36,839