Rock Island County
Explore the Greater Davenport metro →
- Population
- 142,757
- Area
- 427.5 sq mi (1,107.21 km²), 23.8 sq mi water
- Median age
- 40.3
- Households
- 61,733
- Persons per household
- 2.2
- Median household income
- $67,159
- Median house value
- $150,400
Demographics: 2020–2024 ACS
This Afternoon
66°F
Sunny
Tonight
45°F
Clear1% precip
Saturday
69°F
Sunny2% precip
Saturday Night
51°F
Mostly Clear
Cities & Towns in Rock Island County
AndalusiaAndalusia TownshipBarstowBlackhawk TownshipBowling TownshipBuffalo PrairieBuffalo Prairie TownshipCampbell's IslandCanoe Creek TownshipCarbon CliffCoal ValleyCoal Valley TownshipCoe TownshipCordovaCordova TownshipCoyne CenterDrury TownshipEast MolineEdgingtonEdgington TownshipHamptonHampton TownshipHillsdaleIllinois CityJoslinMilanMolineMoline TownshipOak GrovePort ByronPort Byron TownshipRapids CityReynoldsRock IslandRock Island ArsenalRock Island TownshipRural TownshipSilvisSouth Moline TownshipSouth Rock Island TownshipTaylor RidgeZuma Township