Plato township
- County:
- Hand County
- County Seat:
- No
- Area (mi²):
- 35.926
- State:
- South Dakota
Plato township is located in Hand County, South Dakota. Plato township has a 2026 population of 47. Plato township is currently declining at a rate of 0% annually and its population has decreased by -2.08% since the most recent census, which recorded a population of 48 in 2020.