Nemaha County Flag

Nemaha County

State:
Kansas
County Seat:
Seneca

Nemaha County's estimated 2026 population is 10,022 with a growth rate of -0.32% in the past year according to the most recent United States census data. Nemaha County is the 39th largest county in Kansas. The 2010 population was 10,159 and has seen a growth of -1.35% since that time.

10,022
Total Population
14
Population Density (mi²)
39
Population Rank (State)
-32 -0.32%
Annual Population Growth

Nemaha County Population

Demographics

Economics and Income Statistics