There are 203 Tax Services in New Castle County, Delaware, serving a population of 555,036 people in an area of 427 square miles. There is 1 Tax Service per 2,734 people, and 1 Tax Service per 2 square miles.
In Delaware, New Castle County is ranked 1st of 3 counties in Tax Services per capita, and 1st of 3 counties in Tax Services per square mile.