The Kalamazoo–Battle Creek–Portage Combined Statistical Area ties for 3rd largest CSA in the U.S. state of Michigan. As of the 2010 census, the CSA had a population of 524,030.
In terms of size, the Kalamazoo–Battle Creek–Portage Combined Statistical Area ranks as the third-largest among all CSAs in Michigan. According to the 2010 census data, this area had a population of 524,030.