South Holland
- County:
- Cook County
- County Seat:
- No
- Area (mi²):
- 7.236
- State:
- Illinois
South Holland is a village located in Cook County, Illinois. South Holland has a 2026 population of 20,775. South Holland is currently growing at a rate of 0.61% annually but its population has decreased by -2.87% since the most recent census, which recorded a population of 21,388 in 2020.