Ranking of Mercer County, NJ Cities and Places By Population in 2020

Updated on August 17, 2024.

Based on the US Census Vintage data estimates, in 2020, among all Mercer County, NJ cities and places, Balance of Mercer County had the highest population (254.69K), followed by Trenton city (90.59K), and Princeton (30.61K).

The chart below shows the top 6 cities and places, and the table below shows the ranking of all Mercer cities and places.

You can see similar information for other New Jersey counties. You can also see the ranking of all cities and places in New Jersey.

See this for other years:
Ranking of Mercer County, NJ Cities and Places By Population in 2020
Balance of Mercer County
Trenton city
Princeton
Hightstown borough
Pennington borough
Hopewell borough
Ranking of Mercer County, NJ Cities and Places By Population in 2020
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Rank City or Place Population
1 Balance of Mercer County 254686
2 Trenton city 90592
3 Princeton 30610
4 Hightstown borough 5883
5 Pennington borough 2796
6 Hopewell borough 1899