Columbia
- County:
- Brown County
- County Seat:
- No
- Area (mi²):
- 1.517
- State:
- South Dakota
Columbia is a city located in Brown County, South Dakota. Columbia has a 2026 population of 157. Columbia is currently growing at a rate of 0.64% annually but its population has decreased by -1.26% since the most recent census, which recorded a population of 159 in 2020.
The median household income in Columbia is $58,295 with a poverty rate of 4.35%. The median age in Columbia is 39.2 years: 39.8 years for males, and 31 years for females. For every 100 females there are 103.8 males.