Marion County is located in the state of Illinois, with a total population of 37205. The land area spans approximately 1482.448747 square miles, contributing to its total area of 1491.930289 square miles.

Marion County Interactive Map

[county_map]

About Marion County, Illinois

Here is some important info of Marion County, Illinois

Marion County, Illinois Population Demographics

As of the last census, Marion County has a total population of 37205, out of which 18202 are Male while 19003 are female.

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

Year Population
2010 39416
2011 39141
2012 39008
2013 38669
2014 38555
2015 38359
2016 38045
2017 37726
2018 37381
2019 37205

Race Demographics

Category Percentage
non_hispanic_white_alone_male 44.3%
non_hispanic_white_alone_female 46.7%
black_alone_male 2.2%
black_alone_female 2.1%
asian_alone_male 0.3%
asian_alone_female 0.4%
hispanic_male 1.2%
hispanic_female 0.9%

Age Demographics

Category Percentage
0-4 6.4%
5-9 6.5%
10-14 6.7%
15-19 5.6%
20-24 5.2%
25-29 6.4%
30-34 5.6%
35-39 5.9%
40-44 5.6%
45-49 5.9%
50-54 6.0%
55-59 7.2%
60-64 7.2%
65-69 6.0%
70-74 4.9%
75-79 3.5%
80-84 2.6%
85+ 2.8%

Additional Information

  • Average Income: 43059
  • Number of Police officers: 102
  • Marion County FIPS code: 17121

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Source: Census.gov, Wikipedia.org