Illinois Birth Rate for Teens (15–19 years) By County in 2018 Per 1,000 (CDC)

Updated on July 21, 2025.

According to data from the CDC, in 2018, among all Illinois counties, Alexander had the highest estimated birth rate for Teens in the 15–19 years age group (expressed per 1,000 females aged 15–19) (43.3), followed by Vermilion (39.3), and Marion (38.3).

You can see similar information for other states.

The chart below shows the estimated teen birth rates for each Illinois county; hover over the chart to see the details. The data can also be filtered, sorted, and explored further in the table below.

Data Source: CDC.
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Illinois Birth Rate for Teens (15–19 years) By County in 2018 Per 1,000
Illinois Birth Rate for Teens By County in 2018
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County Teen (15-19 yrs) Birth Rate
Alexander 43.3
Vermilion 39.3
Marion 38.3
Saline 37
Cass 36.9
White 36.3
Franklin 36
Gallatin 35.2
Lawrence 35
Jefferson 34.1
Fayette 33.1
Richland 32
Wayne 31.6
Clay 31.5
Edgar 31
Wabash 31
Massac 30.6
Peoria 29.4
Fulton 28.4
Macon 28.1
Edwards 27.6
Randolph 27.4
Pike 26.7
Mason 25.3
Perry 25.2
Rock Island 25.2
Stephenson 24.8
Winnebago 24.6
Pope 24.3
Marshall 24
Whiteside 23.8
Crawford 23.7
Hamilton 23.4
Clark 23.2
Williamson 23.2
Effingham 22.9
Union 22.7
St. Clair 22.6
Pulaski 22.5
Knox 22.4
Adams 22.2
Greene 22
Montgomery 21.9
Johnson 21.7
Livingston 21.7
Henderson 21.6
Christian 21.4
Shelby 21.3
LaSalle 21.2
Ford 21.1
Iroquois 21.1
Sangamon 20.8
Hancock 20.7
De Witt 20.6
Morgan 20.5
Macoupin 20.3
Logan 20.1
Schuyler 19.2
Henry 19.1
Kankakee 19
Cumberland 18.5
Washington 17.8
Madison 17.7
Brown 17.6
Warren 17.5
Tazewell 17.2
Carroll 17.1
Hardin 17.1
Cook 16.8
Stark 16.8
Mercer 16.6
Jackson 16.2
Lee 16.1
Douglas 15.3
Bond 15
Bureau 14.8
Jasper 14.8
Kane 14.8
Moultrie 13.9
Coles 13.8
Boone 13.5
Ogle 13.4
Scott 12.8
Jersey 12.2
Clinton 12
Jo Daviess 12
Piatt 11.7
Grundy 11.6
Champaign 11.2
Menard 11.2
Lake 10.4
Putnam 10.4
Woodford 10.2
Will 9.8
McLean 8.7
DeKalb 8.5
Calhoun 8.3
McDonough 7.6
Kendall 7
McHenry 6.9
DuPage 6.5
Monroe 4.8