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Life Expectancy in Illinois, by County

Life Expectancy for every county in Illinois, ranked. The highest is DuPage County at 81.6 and the lowest is Alexander County at 68.6.

Illinois: n/a · United States: n/a · median county in Illinois: 76.5

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#County Life Expectancy
1DuPage County81.6
2Lake County80.7
3Jo Daviess County80.7
4Kendall County80.6
5Kane County80.3
6McHenry County80.0
7Monroe County79.8
8Clinton County79.7
9Jasper County79.4
10Boone County79.2
11Putnam County79.2
12Champaign County79.1
13McLean County79.0
14Woodford County78.8
15Will County78.8
16Menard County78.7
17Washington County78.7
18Mercer County78.5
19Piatt County78.5
20Douglas County78.5
21Crawford County78.4
22Brown County78.2
23Fayette County78.0
24Hancock County78.0
25Cumberland County77.9
26Cook County77.9
27DeKalb County77.8
28Ogle County77.8
29Lee County77.7
30Carroll County77.7
31Bond County77.7
32Henry County77.7
33Effingham County77.4
34Tazewell County77.4
35Sangamon County77.3
36Calhoun County77.3
37McDonough County77.3
38Shelby County77.2
39Hamilton County77.2
40Johnson County77.2
41Bureau County77.2
42Adams County77.2
43Wabash County77.1
44Pope County76.9
45Logan County76.9
46Rock Island County76.8
47Stephenson County76.7
48Grundy County76.7
49Clay County76.7
50Whiteside County76.6
51Williamson County76.5
52Coles County76.5
53Warren County76.4
54Morgan County76.4
55Marshall County76.3
56Randolph County76.3
57Henderson County76.3
58Scott County76.2
59LaSalle County76.1
60Livingston County76.1
61Jackson County76.1
62Schuyler County76.0
63Peoria County75.9
64Macoupin County75.9
65Cass County75.8
66Perry County75.8
67Moultrie County75.7
68Madison County75.7
69Christian County75.6
70Clark County75.6
71Knox County75.5
72Kankakee County75.4
73Pike County75.4
74Fulton County75.3
75Greene County75.3
76Winnebago County75.3
77Macon County75.2
78Jersey County75.2
79Wayne County75.1
80Ford County75.1
81Edwards County75.1
82Richland County75.0
83Iroquois County75.0
84Jefferson County75.0
85Lawrence County74.9
86Edgar County74.8
87Montgomery County74.8
88St. Clair County74.7
89De Witt County74.6
90Stark County74.5
91Union County74.1
92Massac County74.0
93White County73.9
94Mason County73.8
95Marion County73.4
96Franklin County73.3
97Vermilion County73.2
98Pulaski County73.0
99Gallatin County72.5
100Saline County72.5
101Hardin County72.5
102Alexander County68.6

Average number of years a baby born today would live under current mortality conditions.

Source: County Health Rankings 2024 (from National Center for Health Statistics, CDC), 2024.

Life Expectancy in other states

Other statistics for Illinois by county