Princeton, New Jersey
Princeton is a place in Mercer County, New Jersey, with an estimated population of 30,289 in 2023. It sits at 40.3582, -74.6667 in the America/New_York time zone.
| Field | Value |
|---|---|
| Place name | Princeton |
| Type | place |
| State | New Jersey (NJ) |
| County | Mercer County |
| Population (2023 est.) | 30,289 |
| Land area | 17.95 sq mi (46.48 km²) |
| Coordinates | 40.3582, -74.6667 |
| Time zone | America/New_York |
| ZIP codes | 08540, 08541, 08542, 08543, 08544 |
ZIP codes and area codes for Princeton
Princeton covers 5 ZIP codes: 08540, 08541, 08542, 08543, 08544. Browse all ZIP codes in New Jersey for the full list.
Where is Princeton?
Princeton is located in New Jersey, in Mercer County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Rocky Hill 5 km · NJHopewell 9 km · NJPennington 11 km · NJHightstown 16 km · NJMillstone 17 km · NJTrenton 17 km · NJJamesburg 19 km · NJMorrisville 19 km · PA
Other places in Mercer County
Frequently asked questions
What county is Princeton, NJ in?
Princeton is in Mercer County, New Jersey.
What is the population of Princeton, NJ?
The 2023 Census Bureau estimate is 30,289.
What time zone is Princeton in?
Princeton is in the America/New_York time zone.