Rock Island is located in Douglas County, WA. The population is 689, making Rock Island the 4th largest city in Douglas County.
There are 1 public schools in Rock Island with an average Homefacts rating of C-. The total crime rate for Rock Island is low , and there are 2 registered sex offenders residing in the city. Unemployment in Rock Island is very high and the median home sales price is $0. Detailed and up-to-date Rock Island property reports are available for any property address.
Cities near Rock Island include South Wenatchee, East Wenatchee and Wenatchee.