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

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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