U.S. PLACE PROFILE
Princeton, NJ
Princeton is a Place in Mercer County, New Jersey. The loaded 2025 population estimate is 31,469.
Published locationNew Jersey
Population estimate31,4692025 loaded Census estimate
CountyMercer CountyPrimary loaded county
Place typePlaceCensus place classification
Coordinates40.35824, -74.66673Census representative point
EXPLORE FROM PRINCETON
Distance and nearby-place tools
Only tools with enough qualifying stored data are linked below.
Closest published places
Nearest qualifying Census places by straight-line distance.
Rocky Hill, NJ3.3 miles · NE
Hopewell, NJ5.5 miles · NW
Pennington, NJ6.8 miles · W
Hightstown, NJ9.7 miles · SE
Millstone, NJ10.5 miles · N
Trenton, NJ10.6 miles · SW→County coverage
Some incorporated places cross county lines. These county-part values come from the loaded Census county-place-part population layer.
| County | 2025 population in this place part |
|---|---|
| Mercer County | 31,469 |
DATA COVERAGE
What is available for Princeton
Geographic identityNearby placesPopulation estimate100-mile radius25-mile radius50-mile radius
PRIMARY GEOGRAPHIC SOURCE
U.S. Census Bureau
Place identity, coordinates and geographic identifiers are tied to the loaded Census source record for this location.