CITY · NE

What county is Lincoln, NE in?

Lincoln, NE is mostly in Lancaster County. County FIPS code 31109, population 326,716 (2023 estimate).

County details

City: Lincoln, Nebraska
Primary county: Lancaster County
FIPS code: 31109
County population: 326,716

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

Questions

What county is Lincoln in?

Lincoln, NE is mostly in Lancaster County.

What is the county seat of Lancaster 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.