Grand Valley
- County:
- Dickey County
- County Seat:
- No
- Area (mi²):
- 36.045
- State:
- North Dakota
Grand Valley is located in Dickey County, North Dakota. Grand Valley has a 2025 population of 30 . Grand Valley is currently declining at a rate of 0% annually and its population has decreased by -3.23% since the most recent census, which recorded a population of 31 in 2020.
The median age in Grand Valley is 37 years: 0 years for males, and 0 years for females. For every 100 females there are 77.8 males.