CITY · MI

What county is Grand Rapids, MI in?

Grand Rapids, MI is mostly in Kent County. County FIPS code 26081, population 661,354 (2023 estimate).

County details

City: Grand Rapids, Michigan
Primary county: Kent County
FIPS code: 26081
County population: 661,354

Some cities extend into more than one county. Grand Rapids is placed in the county that contains its center. For a specific address, use the address lookup.

Questions

What county is Grand Rapids in?

Grand Rapids, MI is mostly in Kent County.

What is the county seat of Kent County?

County seats are not part of the data on this site. Check the county’s official website.

Can a city be in two counties?

Yes. Large cities such as Houston and Atlanta cross county lines. The address lookup shows the exact county for any street address.

Sources: U.S. Census Bureau geographic reference files; FCC Area API; Census Bureau Population Estimates, Vintage 2023. Last reviewed 2026-10-27.