Among the 15 counties on our list is Kent County, Michigan. In turn ... but the bulk of the electorate lives in or near the city of Grand Rapids, and that has driven Democratic gains.

Regionally, the western side of Michigan, in particular from Lake to Kent counties, are a cluster of growth. Mason County is ...

But to fully understand the race’s dynamics, it also helps to look one level down – at counties ... Home to Grand Rapids, Kent County is Michigan’s fourth-most-populous county.