Ranking of Illinois Counties By Natural Population Increase in 2016

Updated on January 26, 2024.

Based on the US Census Vintage data estimates, in 2016, the Natural Population Increase for Illinois was 50.59K. Among all Illinois counties, Cook County had the highest natural population increase (27.64K), followed by DuPage County (4.65K), and Kane County (3.59K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Illinois counties.

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of Illinois Counties By Natural Population Increase in 2016
Cook
27.64K
DuPage
4.65K
Kane
3.59K
Will
3.58K
Lake
3.29K
McHenry
1.10K
Champaign
1.09K
Kendall
1.05K
McLean
931
St. Clair
866
Ranking of Illinois Counties By Natural Population Increase in 2016
Rank
County
Natural Pop. Increase
1 Cook County 27,636
2 DuPage County 4,647
3 Kane County 3,591
4 Will County 3,583
5 Lake County 3,291
6 McHenry County 1,102
7 Champaign County 1,092
8 Kendall County 1,045
9 McLean County 931
10 St. Clair County 866
11 Winnebago County 835
12 Peoria County 747
13 DeKalb County 474
14 Sangamon County 318
15 Rock Island County 293
16 Jackson County 251
17 Grundy County 231
18 Madison County 216
19 Boone County 180
20 Tazewell County 169
21 Kankakee County 150
22 Monroe County 121
23 Douglas County 103
23 Effingham County 103
24 Clinton County 102
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