Mercer County, New Jersey cities by population

Number of cities: 13
Population: 384,951
Largest city: Trenton
Table of cities in Mercer County, New Jersey sorted by population from largest to smallest.
CityTypePopulation
Trentoncity90,097
Princetonborough30,717
MercervilleCDP14,234
Hamilton SquareCDP12,244
White HorseCDP9,710
Twin RiversCDP8,049
YardvilleCDP6,242
Hightstownborough5,855
LawrencevilleCDP3,661
GrovevilleCDP3,257
Penningtonborough2,777
Princeton JunctionCDP2,208
Hopewellborough1,841

What is the largest city in Mercer County, New Jersey?

Trenton is the largest city in Mercer County, New Jersey with a population of 90,097.

TOP-5 cities by population in Mercer County, New Jersey:
  • Trenton
  • Princeton
  • Mercerville
  • Hamilton Square
  • White Horse