Troy, Michigan is located at the heart of Metropolitan Detroit's northern suburbs. The City’s estimated 2019 population is 85,755, making it the largest city in Oakland County. Troy is a leading business and shopping destination with premier office centers and the upscale Somerset Collection. Troy is home to a wide range of businesses - from small family run operations to Fortune 500 companies. Our vibrant and diverse international community is home to strong neighborhoods, top ranked schools, low property tax rates, and outstanding city services.