Princeton is a CDP located in Latah County, Idaho. Princeton has a 2025 population of 149 . Princeton is currently declining at a rate of 0% annually and its population has increased by 21.14% since the most recent census, which recorded a population of 123 in 2020.
The median age in Princeton is 66 years: 0 years for males, and 0 years for females. For every 100 females there are 52.6 males.
Data after 2023 is projected based on recent change
The racial composition of Princeton includes 82.76% White, and smaller percentages for and multiracial populations.
White (82.76%)
Two or more races (17.24%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 24 | 82.76% |
| Two or more races | 5 | 17.24% |
Married
Widowed
Divorced
Separated
Never Married