Births to Mothers Under 20 Years of Age
Illinois: 1959 - 2009

Year Births
All Ages
Age 10 - 14
Years
Age 15 - 17
Years *
Age 18 - 19
Years *
Age 15 - 19
Years
Teen Births Percent Births
to Teens
2009
171,077
186
5,057
11,133
16,190
16,376
9.6
2008
176,634
256
5,653
11,744
17,397
17,653
10.0
2007
180,530
260
5,988
12,066
18,054
18,314
10.1
2006
180,503
275
6,120
11,632
17,752
18,027
10.0
2005
178,872
319
5,794
11,241
17,035
17,354
9.7
2004
180,665
295
5,983
11,541
17,524
17,819
9.9
2003
182,393
276
5,922
11,472
17,394
17,670
9.7
2002
180,555
318
6,090
12,138
18,228
18,546
10.3
2001
184,022
344
6,635
13,113
19,748
20,092
10.9
2000
185,003
392
7,156
13,560
20,716
21,108
11.4
1999
182,027
422
7,408
14,003
21,411
21,833
12.0
1998
182,503
462
8,286
13,884
22,170
22,632
12.4
1997
180,649
463
8,641
13,542
22,183
22,646
12.5
1996
183,079
508
8,914
13,909
22,823
23,331
12.7
1995
185,801
579
9,245
14,222
23,467
24,046
12.9
1994
189,182
645
9,585
14,438
24,023
24,668
13.0
1993
190,709
630
9,439
14,326
23,765
24,395
12.8
1992
190,923
663
9,118
14,820
23,938
24,601
12.9
1991
194,066
656
9,022
15,613
24,635
25,291
13.0
1990
195,499
632
9,039
15,874
24,913
25,545
13.1
1989
190,247
647
9,227
15,049
24,276
24,923
13.1
1988
184,708
619
8,954
13,596
22,550
23,169
12.5
1987
180,441
575
8,681
13,137
21,818
22,393
12.4
1986
176,567
529
8,202
13,349
21,551
22,080
12.5
1985
180,657
587
8,291
13,752
22,043
22,630
12.5
1984
179,216
536
8,349
14,404
22,753
23,289
13.0
1983
178,820
516
8,830
15,002
23,832
24,348
13.6
1982
183,564
553
9,339
15,674
25,013
25,566
13.9
1981
184,897
579
9,944
16,937
26,881
27,460
14.9
1980
189,941
609
10,721
18,453
29,174
29,783
15.7
1979
184,184
614
29,186
29,800
16.2
1978
174,397
587
28,047
28,634
16.4
1977
177,148
602
29,283
29,885
16.9
1976
170,181
698
29,080
29,778
17.5
1975
169,248
757
30,363
31,120
18.4
1974
168,991
728
30,601
31,329
18.5
1973
168,992
723
31,355
32,078
19.0
1972
177,848
777
32,531
33,308
18.7
1971
195,311
734
33,333
34,067
17.4
1970
205,203
704
34,038
34,742
16.9
1969
195,699
674
31,223
31,897
16.3
1968
193,261
634
30,816
31,450
16.3
1967
195,644
516
30,736
31,252
16.0
1966
201,284
512
31,928
32,440
16.1
1965
208,063
468
29,570
30,038
14.4
1964
222,259
441
28,480
28,921
13.0
1963
224,787
429
27,839
28,268
12.6
1962
230,484
374
29,043
29,417
12.8
1961
237,051
372
29,504
29,876
12.6
1960
238,760
302
28,525
28,827
12.1
1959
239,871
279
27,902
28,181
11.7

* Prior to 1980, age 15 - 17 and age 18 - 19 were not reported separately.





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