Every effort was made to keep the spelling in the original text, and to find all possible records for the time period covered. However, many county records were destroyed by fire, floods, neglect, and carelessness.

Illinois Birth Records by following County :

- Adams - Alexander - Bond - Boone - Brown - Bureau - Calhoun - Carroll - Cass - Champaign - Christian - Clark - Clay - Clinton - Coles - Cook - Crawford - Cumberland - De Kalb - DeWitt - Douglas - Du Page - Edgar - Edwards - Effingham - Fayette - Ford - Franklin - Fulton - Gallatin - Greene - Grundy - Hamilton - Hancock - Hardin - Henderson - Henry - Iroquois - Jackson - Jasper - Jefferson - Jersey - Jo Daviess - Johnson - Kane - Kankakee - Kendall - Knox - La Salle - Lake - Lawrence - Lee - Livingston - Logan - Macon - Macoupin - Madison - Marion - Marshall - Mason - Massac - McDonough - McHenry - McLean - Menard - Mercer - Monroe - Montgomery - Morgan - Moultrie - Ogle - Peoria - Perry - Piatt - Pike - Pope - Pulaski - Putnam - Quad Cities - Randolph - Richland - Rock Island - Saint Clair - Saline - Sangamon - Schuyler - Scott - Shelby - Stark - Stephenson - Tazewell - Union - Vermilion - Wabash - Warren - Washington - Wayne - White - Whiteside - Will - Williamson - Winnebago - Woodford

The purpose of this collection is to provide a time and place for as many Births as possible. It is up to the researcher to examine the original records usually available on microfilm) and gather whatever additional genealogical information is desired.