Oneida County Flag

Oneida County

State:
Wisconsin
County Seat:
Rhinelander

Oneida County's estimated 2026 population is 38,087 with a growth rate of -0.12% in the past year according to the most recent United States census data. Oneida County is the 39th largest county in Wisconsin. The 2010 population was 35,949 and has seen a growth of 5.95% since that time.

38,087
Total Population
34
Population Density (mi²)
39
Population Rank (State)
-44 -0.12%
Annual Population Growth

Oneida County Population

Demographics

Economics and Income Statistics