Winona township
- County:
- Grant County
- County Seat:
- No
- Area (mi²):
- 40.327
- State:
- North Dakota
Winona township is located in Grant County, North Dakota. Winona township has a 2026 population of 22. Winona township is currently declining at a rate of 0% annually and its population has decreased by -4.35% since the most recent census, which recorded a population of 23 in 2020.