Nemaha County, Kansas

Head to Nemaha County in northeastern Kansas, and you’ll find a place where history and small-town life go hand in hand. Seneca serves as the county seat.

U.S. Highway 36 runs through the county, which has a population of around 10,000 people. Fishing is popular here, but farming remains key.

Crops like corn and soybeans, along with cattle, help keep the local economy going. Nemaha County also has its share of history, with sites connected to the Oregon Trail. It’s Kansas at its most classic, with a little dash of nostalgia thrown in.

CategoryDetails
County NameNemaha County
County SeatSeneca
EtymologyNamed after the Nemaha River, which in turn was named by the Iowa tribe.
Cities, Towns, and CommunitiesSeneca, Sabetha, Centralia, Nemaha, Wetmore, and several smaller communities
Interstates and HighwaysU.S. Highway 36, U.S. Highway 75, Kansas Highway 9
FIPS Code20-131
Total Area (Land and Water)957 square miles (land: 956 sq mi, water: 1 sq mi)
Adjacent Counties (and Direction)Richardson County, Nebraska (Northeast), Brown County (East), Jackson County (Southeast), Pottawatomie County (Southwest), Marshall County (West), Pawnee County, Nebraska (Northwest)
Time ZoneCentral Time Zone (CST)
Population10,000
StateKansas
Coordinates39.85°N, 96.07°W
Major LandmarksNemaha County Historical Society Museum, Centralia Historic District, and the Seneca Mural Project
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