| Varies by county | Adams County | Varies by county | Candidate TBD |
| Varies by county | Alexander County | Varies by county | Candidate TBD |
| Varies by county | Bond County | Varies by county | Candidate TBD |
| Varies by county | Boone County | Varies by county | Candidate TBD |
| Varies by county | Brown County | Varies by county | Candidate TBD |
| Varies by county | Bureau County | Varies by county | Candidate TBD |
| Varies by county | Calhoun County | Varies by county | Candidate TBD |
| Varies by county | Carroll County | Varies by county | Candidate TBD |
| Varies by county | Cass County | Varies by county | Candidate TBD |
| Varies by county | Champaign County | Varies by county | Candidate TBD |
| Varies by county | Christian County | Varies by county | Candidate TBD |
| Varies by county | Clark County | Varies by county | Candidate TBD |
| Varies by county | Clay County | Varies by county | Candidate TBD |
| Varies by county | Clinton County | Varies by county | Candidate TBD |
| Varies by county | Coles County | Varies by county | Candidate TBD |
| Varies by county | Cook County | Varies by county | Candidate TBD |
| Varies by county | Crawford County | Varies by county | Candidate TBD |
| Varies by county | Cumberland County | Varies by county | Candidate TBD |
| Varies by county | De Witt County | Varies by county | Candidate TBD |
| Varies by county | DeKalb County | Varies by county | Candidate TBD |
| Varies by county | Douglas County | Varies by county | Candidate TBD |
| Varies by county | DuPage County | Varies by county | Candidate TBD |
| Varies by county | Edgar County | Varies by county | Candidate TBD |
| Varies by county | Edwards County | Varies by county | Candidate TBD |
| Varies by county | Effingham County | Varies by county | Candidate TBD |
| Varies by county | Fayette County | Varies by county | Candidate TBD |
| Varies by county | Ford County | Varies by county | Candidate TBD |
| Varies by county | Franklin County | Varies by county | Candidate TBD |
| Varies by county | Fulton County | Varies by county | Candidate TBD |
| Varies by county | Gallatin County | Varies by county | Candidate TBD |
| Varies by county | Greene County | Varies by county | Candidate TBD |
| Varies by county | Grundy County | Varies by county | Candidate TBD |
| Varies by county | Hamilton County | Varies by county | Candidate TBD |
| Varies by county | Hancock County | Varies by county | Candidate TBD |
| Varies by county | Hardin County | Varies by county | Candidate TBD |
| Varies by county | Henderson County | Varies by county | Candidate TBD |
| Varies by county | Henry County | Varies by county | Candidate TBD |
| Varies by county | Illinois | Varies by county | Candidate not yet named |
| Varies by county | Iroquois County | Varies by county | Candidate TBD |
| Varies by county | Jackson County | Varies by county | Candidate TBD |
| Varies by county | Jasper County | Varies by county | Candidate TBD |
| Varies by county | Jefferson County | Varies by county | Candidate TBD |
| Varies by county | Jersey County | Varies by county | Candidate TBD |
| Varies by county | Jo Daviess County | Varies by county | Candidate TBD |
| Varies by county | Johnson County | Varies by county | Candidate TBD |
| Varies by county | Kane County | Varies by county | Candidate TBD |
| Varies by county | Kankakee County | Varies by county | Candidate TBD |
| Varies by county | Kendall County | Varies by county | Candidate TBD |
| Varies by county | Knox County | Varies by county | Candidate TBD |
| Varies by county | LaSalle County | Varies by county | Candidate TBD |
| Varies by county | Lake County | Varies by county | Candidate TBD |
| Varies by county | Lawrence County | Varies by county | Candidate TBD |
| Varies by county | Lee County | Varies by county | Candidate TBD |
| Varies by county | Livingston County | Varies by county | Candidate TBD |
| Varies by county | Logan County | Varies by county | Candidate TBD |
| Varies by county | Macon County | Varies by county | Candidate TBD |
| Varies by county | Macoupin County | Varies by county | Candidate TBD |
| Varies by county | Madison County | Varies by county | Candidate TBD |
| Varies by county | Marion County | Varies by county | Candidate TBD |
| Varies by county | Marshall County | Varies by county | Candidate TBD |
| Varies by county | Mason County | Varies by county | Candidate TBD |
| Varies by county | Massac County | Varies by county | Candidate TBD |
| Varies by county | McDonough County | Varies by county | Candidate TBD |
| Varies by county | McHenry County | Varies by county | Candidate TBD |
| Varies by county | McLean County | Varies by county | Candidate TBD |
| Varies by county | Menard County | Varies by county | Candidate TBD |
| Varies by county | Mercer County | Varies by county | Candidate TBD |
| Varies by county | Monroe County | Varies by county | Candidate TBD |
| Varies by county | Montgomery County | Varies by county | Candidate TBD |
| Varies by county | Morgan County | Varies by county | Candidate TBD |
| Varies by county | Moultrie County | Varies by county | Candidate TBD |
| Varies by county | Ogle County | Varies by county | Candidate TBD |
| Varies by county | Peoria County | Varies by county | Candidate TBD |
| Varies by county | Perry County | Varies by county | Candidate TBD |
| Varies by county | Piatt County | Varies by county | Candidate TBD |
| Varies by county | Pike County | Varies by county | Candidate TBD |
| Varies by county | Pope County | Varies by county | Candidate TBD |
| Varies by county | Pulaski County | Varies by county | Candidate TBD |
| Varies by county | Putnam County | Varies by county | Candidate TBD |
| Varies by county | Randolph County | Varies by county | Candidate TBD |
| Varies by county | Richland County | Varies by county | Candidate TBD |
| Varies by county | Rock Island County | Varies by county | Candidate TBD |
| Varies by county | Saline County | Varies by county | Candidate TBD |
| Varies by county | Sangamon County | Varies by county | Candidate TBD |
| Varies by county | Schuyler County | Varies by county | Candidate TBD |
| Varies by county | Scott County | Varies by county | Candidate TBD |
| Varies by county | Shelby County | Varies by county | Candidate TBD |
| Varies by county | St. Clair County | Varies by county | Candidate TBD |
| Varies by county | Stark County | Varies by county | Candidate TBD |
| Varies by county | Stephenson County | Varies by county | Candidate TBD |
| Varies by county | Tazewell County | Varies by county | Candidate TBD |
| Varies by county | Union County | Varies by county | Candidate TBD |
| Varies by county | Vermilion County | Varies by county | Candidate TBD |
| Varies by county | Wabash County | Varies by county | Candidate TBD |
| Varies by county | Warren County | Varies by county | Candidate TBD |
| Varies by county | Washington County | Varies by county | Candidate TBD |
| Varies by county | Wayne County | Varies by county | Candidate TBD |
| Varies by county | White County | Varies by county | Candidate TBD |
| Varies by county | Whiteside County | Varies by county | Candidate TBD |
| Varies by county | Will County | Varies by county | Candidate TBD |
| Varies by county | Williamson County | Varies by county | Candidate TBD |
| Varies by county | Winnebago County | Varies by county | Candidate TBD |
| Varies by county | Woodford County | Varies by county | Candidate TBD |
