Nemaha County is a county located in the northeastern part of the U.S. state of Kansas. Its county seat is Seneca. As of the 2020 census, the county population was 10,273. The county was named for the
Sabetha, Kansas
…Sabetha is a city in Brown and Nemaha counties in the U.S. state of Kansas. As of the 2020 census, its population was 2,545. The town's settlement began c. 1854, with a name reportedly…