St. Louis County Flag

St. Louis County

State:
Minnesota
County Seat:
Duluth

St. Louis County's estimated 2026 population is 201,146 with a growth rate of 0.09% in the past year according to the most recent United States census data. St. Louis County is the 6th largest county in Minnesota. The 2010 population was 200,143 and has seen a growth of 0.5% since that time.

201,146
Total Population
32
Population Density (mi²)
6
Population Rank (State)
176 0.09%
Annual Population Growth

St. Louis County Population

Demographics

Economics and Income Statistics