Life Expectancy by County
Average number of years a baby born today would live under current mortality conditions.
See Life Expectancy on the interactive map →
Highest counties
| County | Life Expectancy |
|---|---|
| Mono County, California | 98.9 |
| Summit County, Colorado | 93.0 |
| Pitkin County, Colorado | 92.7 |
| Oliver County, North Dakota | 91.2 |
| Liberty County, Montana | 89.4 |
| Eagle County, Colorado | 88.9 |
| San Miguel County, Colorado | 88.3 |
| Ouray County, Colorado | 87.5 |
| Golden Valley County, North Dakota | 87.4 |
| San Juan County, Washington | 86.3 |
| Aleutians West Census Area, Alaska | 86.3 |
| Teton County, Wyoming | 86.0 |
Lowest counties
| County | Life Expectancy |
|---|---|
| Buffalo County, South Dakota | 55.9 |
| Oglala Lakota County, South Dakota | 60.1 |
| Roosevelt County, Montana | 61.2 |
| Todd County, South Dakota | 61.4 |
| Dewey County, South Dakota | 61.4 |
| Corson County, South Dakota | 61.4 |
| Sioux County, North Dakota | 62.0 |
| Benson County, North Dakota | 62.2 |
| Kingman County, Kansas | 63.6 |
| Thurston County, Nebraska | 64.2 |
| Edwards County, Kansas | 64.6 |
| Petersburg city, Virginia | 64.9 |