Dekalb County is located in the state of Illinois, with a total population of 104897. The land area spans approximately 1635.216352 square miles, contributing to its total area of 1643.761595 square miles.

Dekalb County Interactive Map

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About Dekalb County, Illinois

Here is some important info of Dekalb County, Illinois

Dekalb County, Illinois Population Demographics

As of the last census, Dekalb County has a total population of 104897, out of which 52068 are Male while 52829 are female.

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

Year Population
2010 105145
2011 104450
2012 104365
2013 104202
2014 104560
2015 104195
2016 104080
2017 104309
2018 104349
2019 104897

Race Demographics

Category Percentage
non_hispanic_white_alone_male 37.9%
non_hispanic_white_alone_female 37.9%
black_alone_male 3.8%
black_alone_female 4.6%
asian_alone_male 1.3%
asian_alone_female 1.4%
hispanic_male 5.9%
hispanic_female 5.8%

Age Demographics

Category Percentage
0-4 5.7%
5-9 6.0%
10-14 6.0%
15-19 8.7%
20-24 14.2%
25-29 7.3%
30-34 6.1%
35-39 6.0%
40-44 5.3%
45-49 5.2%
50-54 5.3%
55-59 5.9%
60-64 5.4%
65-69 4.3%
70-74 3.2%
75-79 2.3%
80-84 1.5%
85+ 1.6%

Additional Information

  • Average Income: 40929
  • Number of Police officers: 340
  • Dekalb County FIPS code: 17037

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Source: Census.gov, Wikipedia.org