Codington County Flag

Codington County

State:
South Dakota
County Seat:
Watertown

Codington County's estimated 2026 population is 29,854 with a growth rate of 0.99% in the past year according to the most recent United States census data. Codington County is the 8th largest county in South Dakota. The 2010 population was 27,212 and has seen a growth of 9.71% since that time.

29,854
Total Population
43
Population Density (mi²)
8
Population Rank (State)
292 0.99%
Annual Population Growth

Codington County Population

Demographics

Economics and Income Statistics