Sentinel is located in Golden Valley County, North Dakota. Sentinel has a 2025 population of 63 . Sentinel is currently growing at a rate of 1.61% annually and its population has increased by 6.78% since the most recent census, which recorded a population of 59 in 2020.
Data after 2023 is projected based on recent change
The racial composition of Sentinel includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 9 | 100% |
Married
Widowed
Divorced
Separated
Never Married