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Life Expectancy in California, by County

Life Expectancy for every county in California, ranked. The highest is Mono County at 98.9 and the lowest is Trinity County at 73.9.

California: n/a · United States: n/a · median county in California: 78.5

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#County Life Expectancy
1Mono County98.9
2Marin County84.7
3San Mateo County84.5
4Santa Clara County84.1
5San Francisco County82.9
6Alameda County82.2
7Santa Cruz County82.1
8Orange County81.8
9Placer County81.8
10Sierra County81.7
11Contra Costa County81.6
12Napa County81.4
13Ventura County81.3
14Monterey County81.3
15San Luis Obispo County81.2
16Sonoma County81.1
17El Dorado County81.1
18Santa Barbara County81.0
19San Diego County80.8
20Yolo County80.6
21San Benito County80.4
22Los Angeles County80.1
23Nevada County80.0
24Colusa County79.5
25Solano County79.4
26Amador County78.8
27Calaveras County78.6
28Riverside County78.5
29Mariposa County78.5
30Sacramento County78.4
31Sutter County77.5
32Plumas County77.5
33Imperial County77.4
34Madera County77.4
35Kings County77.3
36Mendocino County77.2
37Inyo County77.0
38Tuolumne County77.0
39Merced County76.9
40Fresno County76.6
41San Joaquin County76.6
42Butte County76.6
43Lassen County76.5
44Humboldt County76.4
45Glenn County76.2
46Tulare County76.2
47San Bernardino County76.1
48Stanislaus County76.0
49Modoc County75.8
50Yuba County75.6
51Tehama County75.0
52Kern County74.9
53Shasta County74.9
54Lake County74.6
55Del Norte County74.6
56Siskiyou County74.3
57Trinity County73.9

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 California by county