Princeton Junction, New Jersey

Princeton Junction, New Jersey
Location in Mercer County (right) and the state of New Jersey (left)
Princeton Junction
Location in Mercer County
Princeton Junction
Location in New Jersey
Princeton Junction
Location in the United States
Coordinates: 40°19′24″N 74°37′16″W / 40.323294°N 74.621157°W / 40.323294; -74.621157
Country United States
State New Jersey
CountyMercer
TownshipWest Windsor
Area
  Total
1.85 sq mi (4.80 km2)
  Land1.82 sq mi (4.72 km2)
  Water0.03 sq mi (0.08 km2)  1.48%
Elevation
60 ft (22 m)
Population
 (2020)
  Total
2,475
  Density1,357.65/sq mi (524.26/km2)
Time zoneUTC−05:00 (Eastern (EST))
  Summer (DST)UTC−04:00 (Eastern (EDT))
ZIP Codes
08550 (Princeton Junction)
08540 (Princeton)
Area code609
FIPS code34-60960
GNIS feature ID02389708

Princeton Junction is an unincorporated community and census-designated place (CDP) located within West Windsor township, Mercer County, in the U.S. state of New Jersey. As of the 2020 census, the CDP's population was 2,475.