Rock Island County property record offices
Assessor, Recorder, Treasurer and GIS / Mapping offices for Rock Island County, Illinois, with a link to each office's official website or records search.
Rock Island County Assessor
Phone: (309) 786-4451
Rock Island County Recorder
Phone: (309) 558-3360
Rock Island County Treasurer
Phone: (309) 558-3510
Rock Island County GIS / Mapping
Rock Island County 2026 loan limits
1 unit: conforming $832,750, FHA $541,287
2 units: conforming $1,066,250, FHA $693,050
3 units: conforming $1,288,800, FHA $837,700
4 units: conforming $1,601,750, FHA $1,041,125
Metro area: DAVENPORT-MOLINE-ROCK ISLAND, IA-IL. Median price: $225,000