| Official Name: | Princeton, Idaho |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Idaho#USA |
| Pushpin Label: | Princeton |
| Pushpin Map Caption: | Location in Idaho##Location in the United States |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Idaho |
| Subdivision Type2: | County |
| Subdivision Name2: | Latah |
| Area Total Sq Mi: | 0.640 |
| Area Land Sq Mi: | 0.637 |
| Area Water Sq Mi: | 0.003 |
| Population As Of: | 2010 census |
| Population Total: | 148 |
| Population Density Sq Mi: | auto |
| Timezone: | Pacific (PST) |
| Utc Offset: | -8 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | -7 |
| Elevation Ft: | 2516 |
| Coordinates: | 46.9142°N -116.8342°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 83857 |
| Area Code: | 208, 986 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 397070 |
Princeton is a census-designated place in Latah County, Idaho, United States.
Princeton is located on Idaho State Highway 6 3miles east-southeast of Potlatch. Princeton has a post office with ZIP code 83857.[1] As of the 2010 census, its population was 148.[2]
A post office called Princeton has been in operation since 1894.[3] The community was named after Princeton, Minnesota, the native home of an early settler.[4]