There are 118 Banks & Credit Unions in Jefferson County, Missouri, serving a population of 222,639 people in an area of 657 square miles. There is 1 Bank & Credit Union per 1,886 people, and 1 Bank & Credit Union per 5 square miles.
In Missouri, Jefferson County is ranked 69th of 115 counties in Banks & Credit Unions per capita, and 7th of 115 counties in Banks & Credit Unions per square mile.