Olmsted County Flag

Olmsted County

State:
Minnesota
County Seat:
Rochester

Olmsted County's estimated 2026 population is 167,685 with a growth rate of 0.57% in the past year according to the most recent United States census data. Olmsted County is the 7th largest county in Minnesota. The 2010 population was 144,535 and has seen a growth of 16.02% since that time.

167,685
Total Population
256
Population Density (mi²)
7
Population Rank (State)
954 0.57%
Annual Population Growth

Olmsted County Population

Demographics

Economics and Income Statistics