Ranking of Illinois Counties By Natural Population Increase in 2011

Updated on January 26, 2024.

Based on the US Census Vintage data estimates, in 2011, the Natural Population Increase for Illinois was 60.80K. Among all Illinois counties, Cook County had the highest natural population increase (32.80K), followed by DuPage County (4.86K), and Kane County (4.30K).

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 2011
Cook
32.80K
DuPage
4.86K
Kane
4.30K
Will
4.29K
Lake
4.12K
McHenry
1.45K
Kendall
1.23K
St. Clair
1.11K
Champaign
1.09K
McLean
1.05K
Ranking of Illinois Counties By Natural Population Increase in 2011
Rank
County
Natural Pop. Increase
1 Cook County 32,795
2 DuPage County 4,859
3 Kane County 4,300
4 Will County 4,289
5 Lake County 4,123
6 McHenry County 1,454
7 Kendall County 1,233
8 St. Clair County 1,109
9 Champaign County 1,094
10 McLean County 1,049
11 Winnebago County 1,014
12 Peoria County 763
13 Sangamon County 604
14 DeKalb County 595
15 Madison County 586
16 Kankakee County 331
17 Rock Island County 325
18 Boone County 266
19 Tazewell County 264
20 Grundy County 259
21 Macon County 214
22 Jackson County 179
23 Woodford County 125
24 Clinton County 108
25 Effingham County 88
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