Idaho is located in Mountrail County, North Dakota. Idaho has a 2025 population of 163 . Idaho is currently declining at a rate of 0% annually and its population has decreased by -3.55% since the most recent census, which recorded a population of 169 in 2020.
The median age in Idaho is 26.6 years: 26.5 years for males, and 27.1 years for females. For every 100 females there are 89.2 males.
Data after 2023 is projected based on recent change
The racial composition of Idaho includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 246 | 100% |
Married
Widowed
Divorced
Separated
Never Married