Mercer County is located in the state of New Jersey, with a total population of 367430. The land area spans approximately 581.086519 square miles, contributing to its total area of 592.734193 square miles.

Mercer County Interactive Map

About Mercer County, New Jersey

Here is some important info of Mercer County, New Jersey

Mercer County, New Jersey Population Demographics

As of the last census, Mercer County has a total population of 367430, out of which 179755 are Male while 187675 are female.

You can check the total population for every year in the below table:

Year Population
2010 367713
2011 367378
2012 368554
2013 369429
2014 368909
2015 368124
2016 367699
2017 368168
2018 368188
2019 367430

Race Demographics

Category Percentage
non_hispanic_white_alone_male 23.4%
non_hispanic_white_alone_female 24.9%
black_alone_male 10.1%
black_alone_female 11.3%
asian_alone_male 5.8%
asian_alone_female 6.1%
hispanic_male 9.6%
hispanic_female 8.8%

Age Demographics

Category Percentage
0-4 5.6%
5-9 5.9%
10-14 6.0%
15-19 7.3%
20-24 7.6%
25-29 6.4%
30-34 6.0%
35-39 6.2%
40-44 6.4%
45-49 6.8%
50-54 6.8%
55-59 7.0%
60-64 6.2%
65-69 5.0%
70-74 3.9%
75-79 2.7%
80-84 1.9%
85+ 2.3%

Additional Information

  • Average Income: 69344
  • Number of Police officers: 589
  • Mercer County FIPS code: 34021

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Source: Census.gov, Wikipedia.org