Dearborn is a city in Wayne County, Michigan, United States. It is an inner-ring suburb of Detroit, bordering the city to the south and west and be…Dearborn is a city in Wayne County, Michigan, United States. It is an inner-ring suburb of Detroit, bordering the city to the south and west and being roughly 7 miles west of downtown Detroit. In the 2020 census, it had a population of 109,976, ranking as the seventh-most populous city in Michigan. Dearborn is best known as the home of the Ford Motor Company and the hometown of its founder, Henry Ford.