There are 104 Tax Services in St. Charles County, Missouri, serving a population of 385,115 people in an area of 561 square miles. There is 1 Tax Service per 3,703 people, and 1 Tax Service per 5 square miles.
In Missouri, St. Charles County is ranked 56th of 115 counties in Tax Services per capita, and 5th of 115 counties in Tax Services per square mile.