Mercer County is located in the state of Illinois, with a total population of 15437. The land area spans approximately 1453.500381 square miles, contributing to its total area of 1472.91031 square miles.

Mercer County Interactive Map

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About Mercer County, Illinois

Here is some important info of Mercer County, Illinois

Mercer County, Illinois Population Demographics

As of the last census, Mercer County has a total population of 15437, out of which 7695 are Male while 7742 are female.

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

Year Population
2010 16409
2011 16316
2012 16163
2013 16075
2014 15901
2015 15746
2016 15602
2017 15608
2018 15551
2019 15437

Race Demographics

Category Percentage
non_hispanic_white_alone_male 47.2%
non_hispanic_white_alone_female 47.6%
black_alone_male 0.4%
black_alone_female 0.3%
asian_alone_male 0.2%
asian_alone_female 0.3%
hispanic_male 1.3%
hispanic_female 1.4%

Age Demographics

Category Percentage
0-4 5.0%
5-9 5.7%
10-14 6.6%
15-19 5.9%
20-24 4.9%
25-29 5.2%
30-34 5.1%
35-39 6.0%
40-44 6.0%
45-49 6.1%
50-54 6.6%
55-59 7.9%
60-64 7.2%
65-69 6.5%
70-74 5.3%
75-79 4.4%
80-84 2.7%
85+ 3.0%

Additional Information

  • Average Income: 45046
  • Number of Police officers: 40
  • Mercer County FIPS code: 17131

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Source: Census.gov, Wikipedia.org