
McHenry township
- County:
- Foster County
- County Seat:
- No
- Area (mi²):
- 33.632
- State:
- North Dakota
McHenry township is located in Foster County, North Dakota. McHenry township has a 2025 population of 33. McHenry township is currently declining at a rate of -2.94% annually and its population has decreased by -5.71% since the most recent census, which recorded a population of 35 in 2020.
The average household income in McHenry township is $100,400 with a poverty rate of 0%. The median age in McHenry township is 58.7 years: 57 years for males, and 59.7 years for females.