Tappen township
- County:
- Kidder County
- County Seat:
- No
- Area (mi²):
- 34.679
- State:
- North Dakota
Tappen township is located in Kidder County, North Dakota. Tappen township has a 2026 population of 101. Tappen township is currently declining at a rate of 0% annually and its population has decreased by -0.98% since the most recent census, which recorded a population of 102 in 2020.