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

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