This chart uses data from the Illinois Department of Public Health and shows only those counties with a percentage over 10%.
IECAM includes Births to Mothers Age 20+ Who Are Not High School Graduates on its birth characteristic page. Other birth characteristics provided on this page include Low Birth Weight (<2,500 grams), Very Low Birth Weight (<1,500 grams), Preterm (<37 weeks), Adequate Prenatal Care (Kotelchuck), and Births to Unmarried Mothers.