Fillmore County Flag

Fillmore County

State:
Minnesota
County Seat:
Preston

Fillmore County's estimated 2026 population is 21,482 with a growth rate of -0.05% in the past year according to the most recent United States census data. Fillmore County is the 47th largest county in Minnesota. The 2010 population was 20,864 and has seen a growth of 2.96% since that time.

21,482
Total Population
25
Population Density (mi²)
47
Population Rank (State)
-10 -0.05%
Annual Population Growth

Fillmore County Population

Demographics

Economics and Income Statistics