Top 5 | 6-25 | 26-50 | 51 - 100 | Above 100 |
Illinois County Health Rankings are based on data compiled by CountyHealthRankings. The rankings are based on Health Outcome Factors of Length of life and Quality of life. The lower the health outcome score, the higher the rank. The healthiest county in Illinois is DuPage. The unhealthiest county in Illinois is Hardin.
| Health Rank | County | Health Outcome Value |
|---|---|---|
| 1 | DuPage County | -1.62000000 |
| 2 | Kendall County | -1.45000000 |
| 3 | Monroe County | -1.45000000 |
| 4 | McHenry County | -1.42000000 |
| 5 | Jo Daviess County | -1.42000000 |
| 6 | Woodford County | -1.29000000 |
| 7 | Lake County | -1.14000000 |
| 8 | Putnam County | -1.14000000 |
| 9 | Menard County | -1.06000000 |
| 10 | Henderson County | -1.06000000 |
| 11 | Piatt County | -1.01000000 |
| 12 | Clinton County | -0.96000000 |
| 13 | Kane County | -0.95000000 |
| 14 | Will County | -0.84000000 |
| 15 | Brown County | -0.81000000 |
| 16 | Ogle County | -0.78000000 |
| 17 | Shelby County | -0.76000000 |
| 18 | Boone County | -0.75000000 |
| 19 | Grundy County | -0.74000000 |
| 20 | Hancock County | -0.73000000 |
| 21 | DeKalb County | -0.73000000 |
| 22 | McLean County | -0.72000000 |
| 23 | Washington County | -0.71000000 |
| 24 | Calhoun County | -0.71000000 |
| 25 | Douglas County | -0.66000000 |
| 26 | Bureau County | -0.66000000 |
| 27 | Tazewell County | -0.62000000 |
| 28 | Lee County | -0.62000000 |
| 29 | Jersey County | -0.57000000 |
| 30 | Henry County | -0.52000000 |
| 31 | Mercer County | -0.48000000 |
| 32 | Whiteside County | -0.46000000 |
| 33 | Effingham County | -0.44000000 |
| 34 | Adams County | -0.36000000 |
| 35 | Warren County | -0.31000000 |
| 36 | Schuyler County | -0.31000000 |
| 37 | Cumberland County | -0.29000000 |
| 38 | Jasper County | -0.25000000 |
| 39 | Pike County | -0.24000000 |
| 40 | LaSalle County | -0.23000000 |
| 41 | Moultrie County | -0.22000000 |
| 42 | Johnson County | -0.21000000 |
| 43 | Scott County | -0.18000000 |
| 44 | Marshall County | -0.17000000 |
| 45 | Champaign County | -0.16000000 |
| 46 | Montgomery County | -0.15000000 |
| 47 | Logan County | -0.14000000 |
| 48 | Bond County | -0.11000000 |
| 49 | Rock Island County | -0.11000000 |
| 50 | De Witt County | -0.06000000 |
| 51 | Livingston County | -0.02000000 |
| 52 | Macoupin County | -0.02000000 |
| 53 | Cass County | -0.01000000 |
| 54 | Stephenson County | 0.00000000 |
| 55 | Iroquois County | 0.02000000 |
| 56 | Ford County | 0.03000000 |
| 57 | McDonough County | 0.05000000 |
| 58 | Fayette County | 0.05000000 |
| 59 | Lawrence County | 0.05000000 |
| 60 | Madison County | 0.05000000 |
| 61 | Richland County | 0.07000000 |
| 62 | Fulton County | 0.10000000 |
| 63 | Carroll County | 0.12000000 |
| 64 | Cook County | 0.17000000 |
| 65 | Randolph County | 0.20000000 |
| 66 | Perry County | 0.21000000 |
| 67 | Greene County | 0.22000000 |
| 68 | Wabash County | 0.30000000 |
| 69 | Sangamon County | 0.32000000 |
| 70 | Williamson County | 0.33000000 |
| 71 | Kankakee County | 0.37000000 |
| 72 | Clark County | 0.41000000 |
| 73 | Peoria County | 0.45000000 |
| 74 | Coles County | 0.52000000 |
| 75 | Christian County | 0.52000000 |
| 76 | Morgan County | 0.56000000 |
| 77 | Knox County | 0.59000000 |
| 78 | Macon County | 0.59000000 |
| 79 | Union County | 0.60000000 |
| 80 | Clay County | 0.60000000 |
| 81 | Stark County | 0.60000000 |
| 82 | Wayne County | 0.66000000 |
| 83 | White County | 0.71000000 |
| 84 | Hamilton County | 0.71000000 |
| 85 | Crawford County | 0.75000000 |
| 86 | Edgar County | 0.78000000 |
| 87 | Marion County | 0.80000000 |
| 88 | Winnebago County | 0.83000000 |
| 89 | Jefferson County | 0.92000000 |
| 90 | Edwards County | 0.93000000 |
| 91 | Vermilion County | 1.02000000 |
| 92 | Gallatin County | 1.08000000 |
| 93 | St. Clair County | 1.13000000 |
| 94 | Massac County | 1.18000000 |
| 95 | Jackson County | 1.20000000 |
| 96 | Franklin County | 1.28000000 |
| 97 | Pope County | 1.40000000 |
| 98 | Mason County | 1.41000000 |
| 99 | Saline County | 1.68000000 |
| 100 | Alexander County | 1.84000000 |
| 101 | Pulaski County | 1.85000000 |
| 102 | Hardin County | 1.98000000 |