Princeton, Mercer County, New Jersey

Princeton: Private Ivy League research university in Princeton, New Jersey, United States


Princeton is a city located in the county of Mercer in the U.S. state of New Jersey. Its population at the 2010 census was 12,307. After 10 years in 2020 city had an estimated population of 30,879 inhabitants.

The city was created 277 years ago in 1745.

Quick Facts about Princeton

Population : 30,879 (2020)
Country : United States of America
State : New Jersey (United States)
County : Mercer County
Different from : Providence College
Instagram username : princeton
Twitter username : princeton
Postal code : 08544-0070
Altitude : 203 feet / 62 meters
Establishment : January 01, 1746 (277 years ago)
Time Zone : America/New_York
Local time : 03:44:34 (30th March 2023)
Population growth : 60.14% (2010-2020)
ClevelandTowerWatercolor20060829 image
ClevelandTowerWatercolor20060829 image


Princeton is located at 40°20'55"N 74°39'33"W (40.3487200, -74.6590500).

Princeton map


The population of Princeton increased by 60.14% in 10 years.

Year Population % Change Method
2010 12,307 - census
2011 28,086 56.18% estimation process
2012 29,388 4.43% estimation process
2013 29,714 1.1% estimation process
2014 29,661 -0.18% estimation process
2015 30,115 1.51% estimation process
2016 31,002 2.86% estimation process
2017 31,368 1.17% estimation process
2018 31,270 -0.31% estimation process
2019 31,187 -0.27% estimation process
2020 30,879 -1% estimation process

Princeton zip code is 08540. County name: Mercer, County fips: 34021

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Schools in Princeton

College & universities near Princeton, NJ

Code Name City ZIP
186131 Princeton University Princeton (NJ) 08544-0070
186122 Princeton Theological Seminary Princeton (NJ) 08542-0803
186283 Rider University Lawrenceville (NJ) 08648-3099
185509 Mercer County Community College West Windsor (NJ) 08550-3407
475024 Fortis Institute-Lawrenceville Lawrenceville (NJ) 08648

Stations (29)

Amtrak & bus stations near Princeton, NJ

Code Name Address Type
PJC Princeton Junction station 2 Wallace Road RAIL
TRE Trenton Transit Center 72 South Clinton Avenue RAIL
NBK New Brunswick station French and Albany Streets RAIL
MET Metropark station 100 Middlesex-Essex Turnpike RAIL
CWH Cornwells Heights 700 Station Ave. RAIL

Post offices near Princeton

Post Office Name City ZIP
Palmer Square New Post Office Princeton (NJ) 08542
Princeton Post Office Princeton (NJ) 08540
Kingston Post Office Kingston (NJ) 08528
Princeton Junction Post Office Princeton Junction (NJ) 08550
Plainsbor Post Office Plainsboro (NJ) 08536

Other places with the same name (14)

Other cities in Mercer County

Cities, Towns, Neighborhoods & Other Populated Places in Mercer County , NJ.

City Name Population Title
Trenton 82,957 Capital of New Jersey, United States and seat of Mercer County, New Jersey, United States
Ewing 36,442 Township in Mercer County, New Jersey
Lawrence 32,595 Township in Mercer County, New Jersey
West Windsor 28,517 Township in Mercer County, New Jersey, United States
Robbinsville 14,495 Township in Mercer County, New Jersey
White Horse 9,494 Census designated place in New Jersey
Twin Rivers 7,443 Neighborhood
Prospect Park 5,817 Borough in Passaic County, New Jersey
Hightstown 5,276 Borough in Mercer County, New Jersey
Pennington 2,607 Borough of New Jersey
Princeton Junction 2,465 Town
Hopewell 1,897 Township in Mercer County, New Jersey
Millstone 410 Borough in Somerset County, New Jersey

Distance to Other Cities

Princeton distances to largest New Jersey cities