There are 125 Banks & Credit Unions in Marion County, Oregon, serving a population of 330,453 people in an area of 1,181 square miles. There is 1 Bank & Credit Union per 2,643 people, and 1 Bank & Credit Union per 9 square miles.
In Oregon, Marion County is ranked 29th of 36 counties in Banks & Credit Unions per capita, and 3rd of 36 counties in Banks & Credit Unions per square mile.