Rock Island County Public Records
| About Rock Island County | |
| Land Area: | 426.75 Square Miles |
| County Located in: | Illinois |
| Population Estimate: | 146826 People |
| Number of Households: | 60712 |
| Number of Businesses: | 9266 |
| Median Household Income: | $45606 |
| Per Capita Income: | $35228 |
| Unemployment Rate: | 5.7 |
| Annual Number of Births: | 1873 |
| Annual Number of Deaths: | 1402 |
| Annual New Home Starts: | 100 |
Rock Island County Records Offices
Illinois Quad City Chamber of Commerce
622 19th St
Moline, IL 61265
309-757-5416
Rock Island Assessments Supervisor
1504 3rd Ave
Rock Island, IL 61201
309-786-4451
Highway Department
851 West 10th Avenue
Rock Island, IL 61201
309-787-4668
Jail
1317 3rd Ave
Rock Island, IL 61201
309-558-3425
Recorder of Deed?s
210 15th St
Rock Island, IL 61201
309-558-3360
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