Harrold
- County:
- Hughes County
- County Seat:
- No
- Area (mi²):
- 0.412
- State:
- South Dakota
Harrold is a town located in Hughes County, South Dakota. Harrold has a 2026 population of 98. Harrold is currently declining at a rate of -1.01% annually and its population has decreased by -4.85% since the most recent census, which recorded a population of 103 in 2020.