Rock Island is a island located in Door County, Wisconsin. It appears on the Washington Island NE USGS 7.5-minute topographic quadrangle. The nearest populated place is Washington, approximately 5.7 miles to the WSW.
Door County · Wisconsin
Rock Island is a island located in Door County, Wisconsin. It appears on the Washington Island NE USGS 7.5-minute topographic quadrangle. The nearest populated place is Washington, approximately 5.7 miles to the WSW.