There are 170 General Contractors in Columbia County, Wisconsin, serving a population of 56,790 people in an area of 766 square miles. There is 1 General Contractor per 334 people, and 1 General Contractor per 4 square miles.
In Wisconsin, Columbia County is ranked 13th of 72 counties in General Contractors per capita, and 22nd of 72 counties in General Contractors per square mile.