CITY · MI

What county is Lansing, MI in?

Lansing, MI is mostly in Ingham County. County FIPS code 26065, population 284,637 (2023 estimate).

County details

City: Lansing, Michigan
Primary county: Ingham County
FIPS code: 26065
County population: 284,637

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

Questions

What county is Lansing in?

Lansing, MI is mostly in Ingham County.

What is the county seat of Ingham 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.