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

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