There are 131 General Contractors in Rock Island County, Illinois, serving a population of 146,205 people in an area of 428 square miles. There is 1 General Contractor per 1,116 people, and 1 General Contractor per 3 square miles.
In Illinois, Rock Island County is ranked 49th of 102 counties in General Contractors per capita, and 15th of 102 counties in General Contractors per square mile.