Grass Lake township is located in Burleigh County, North Dakota. Grass Lake township has a 2026 population of 57. Grass Lake township is currently declining at a rate of 0% annually and its population has decreased by -1.72% since the most recent census, which recorded a population of 58 in 2020.
The median age in Grass Lake township is 71.8 years: 0 years for males, and 0 years for females. For every 100 females there are 250.0 males.
Overall: 71.8 years
Female: 0 years
Male: 0 years
There are 7 adults, (7 of whom are seniors) in Grass Lake township.
Female: 2 (28.6%)
Male: 5 (71.4%)
The racial composition of Grass Lake township includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 7 | 100% |