The Illinois Department of Public Health is responsible for maintaining vital records, where they issue certified copies of birth & death records. Certified copies of divorce and marriage records must be requested from the specific county office where the event took place.
Below is a table showing the year ranges that the Illinois Department of Public Health can provide:
| Record Type | Available From |
|---|---|
| Illinois Birth Records | January 1916 – 2025 |
| Illinois Death Records | January 1916 – 2025 |
| Illinois Divorce Records | January 1962 – 2025 (informational index only) |
| Illinois Marriage Records | January 1962 – 2025 (informational index only) |
| County | Year Founded |
|---|---|
| Adams County, IL | 1825 |
| Alexander County, IL | 1819 |
| Bond County, IL | 1817 |
| Boone County, IL | 1837 |
| Brown County, IL | 1839 |
| Bureau County, IL | 1837 |
| Calhoun County, IL | 1825 |
| Carroll County, IL | 1839 |
| Cass County, IL | 1837 |
| Champaign County, IL | 1833 |
| Christian County, IL | 1839 |
| Clark County, IL | 1819 |
| Clay County, IL | 1824 |
| Clinton County, IL | 1824 |
| Coles County, IL | 1831 |
| Cook County, IL | January 15, 1831 |
| Crawford County, IL | 1816 |
| Cumberland County, IL | 1843 |
| DeKalb County, IL | 1836 |
| DeWitt County, IL | 1839 |
| Douglas County, IL | 1859 |
| DuPage County, IL | February 9, 1839 |
| Edgar County, IL | January 3, 1823 |
| Edwards County, IL | 1814 |
| Effingham County, IL | 1831 |
| Fayette County, IL | 1821 |
| Ford County, IL | 1859 |
| Franklin County, IL | January 2, 1818 |
| Fulton County, IL | 1823 |
| Gallatin County, IL | 1812 |
| Greene County, IL | 1821 |
| Grundy County, IL | February 17, 1841 |
| Hamilton County, IL | 1821 |
| Hancock County, IL | 1825 |
| Hardin County, IL | 1839 |
| Henderson County, IL | 1841 |
| Henry County, IL | 1826 |
| Iroquois County, IL | 1833 |
| Jackson County, IL | 1816 |
| Jasper County, IL | 1831 |
| Jefferson County, IL | 1819 |
| Jersey County, IL | February 28, 1839 |
| Jo Daviess County, IL | 1827 |
| Johnson County, IL | 1812 |
| Kane County, IL | January 16, 1836 |
| Kankakee County, IL | February 11, 1853 |
| Kendall County, IL | 1841 |
| Knox County, IL | 1825 |
| Lake County, IL | March 1, 1839 |
| LaSalle County, IL | January 15, 1831 |
| Lawrence County, IL | 1821 |
| Lee County, IL | February 27, 1839 |
| Livingston County, IL | 1837 |
| Logan County, IL | February 15, 1839 |
| Macon County, IL | January 19, 1829 |
| Macoupin County, IL | 1829 |
| Madison County, IL | September 14, 1812 |
| Marion County, IL | 1823 |
| Marshall County, IL | 1839 |
| Mason County, IL | 1841 |
| Massac County, IL | 1843 |
| McDonough County, IL | 1826 |
| McHenry County, IL | 1836 |
| McLean County, IL | December 25, 1830 |
| Menard County, IL | 1839 |
| Mercer County, IL | January 13, 1825 |
| Monroe County, IL | 1816 |
| Montgomery County, IL | 1821 |
| Morgan County, IL | 1823 |
| Moultrie County, IL | 1843 |
| Ogle County, IL | January 16, 1836 |
| Peoria County, IL | 1825 |
| Perry County, IL | 1827 |
| Piatt County, IL | 1841 |
| Pike County, IL | 1821 |
| Pope County, IL | 1816 |
| Pulaski County, IL | 1843 |
| Putnam County, IL | 1825 |
| Randolph County, IL | 1795 |
| Richland County, IL | February 24, 1841 |
| Rock Island County, IL | 1831 |
| Saline County, IL | 1847 |
| Sangamon County, IL | 1821 |
| Schuyler County, IL | 1825 |
| Scott County, IL | 1839 |
| Shelby County, IL | 1827 |
| St. Clair County, IL | 1790 |
| Stark County, IL | 1839 |
| Stephenson County, IL | 1837 |
| Tazewell County, IL | 1827 |
| Union County, IL | 1818 |
| Vermilion County, IL | 1826 |
| Wabash County, IL | 1824 |
| Warren County, IL | 1825 |
| Washington County, IL | 1818 |
| Wayne County, IL | 1819 |
| White County, IL | 1815 |
| Whiteside County, IL | 1836 |
| Will County, IL | January 12, 1836 |
| Williamson County, IL | 1839 |
| Winnebago County, IL | 1834 |
| Woodford County, IL | 1841 |