Royal Oak is a city in Oakland County of the U.S. state of Michigan. It is a suburb of Detroit, being only a few miles away from the city. It is the 8th-largest municipality in Oakland County and the 27th- largest municipality in Michigan by population. Major employers in Royal Oak include William Beaumont Hospital with 7,147 employees, The City of Royal Oak with 465 employees, Royal Oak Public Schools with 482 employees, Oakland Community College with 448 employees, Consumers Energy with 351 employees, Flex-N-Gate with 350 employees, the Detroit Zoo with 301 employees, Holiday Market with 300 employees, and HHI- Form Tech with 290 employees.