Minnehaha County Flag

Minnehaha County

State:
South Dakota
County Seat:
Sioux Falls

Minnehaha County's estimated 2026 population is 215,966 with a growth rate of 1.54% in the past year according to the most recent United States census data. Minnehaha County is the largest county in South Dakota. The 2010 population was 169,964 and has seen a growth of 27.07% since that time.

215,966
Total Population
268
Population Density (mi²)
1
Population Rank (State)
3.3K 1.54%
Annual Population Growth

Minnehaha County Population

Demographics

Economics and Income Statistics