Lyon County Flag

Lyon County

State:
Minnesota
County Seat:
Marshall

Lyon County's 2026 population is estimated at 25,725, reflecting a 0.29% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Lyon County is the 42nd largest county in Minnesota. The 2010 population was 25,852 and has grown -0.49% since 2010.

25,725
Total Population
36
Population Density (mi²)
42
Population Rank (State)
74 0.29%
Annual Population Growth

Lyon County Population

Demographics

Economics and Income Statistics