Cottonwood Lake township
- County:
- McHenry County
- County Seat:
- No
- Area (mi²):
- 34.222
- State:
- North Dakota
Cottonwood Lake township is located in McHenry County, North Dakota. Cottonwood Lake township has a 2025 population of 11. Cottonwood Lake township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 11 in 2020.
The median age in Cottonwood Lake township is 66.8 years: 0 years for males, and 0 years for females.