Lyman County Health Data
Lyman County, South Dakota
Health Score
18/100
Below Avg
Life Expectancy
68.3 yr
Uninsured Rate
14.2%
Health Statistics
Life Expectancy
68.3 yr
State avg 75.4 yr
National avg 77.5 yr
Uninsured Rate
14.2%
State avg 11.1%
National avg 9%
Primary Care Providers
N/A
per 100K population
Mental Health Providers
54
per 100K population
National avg 350
Data Story
About Health in Lyman County, South Dakota
Lyman County faces serious health gaps
At 68.3 years, Lyman County's life expectancy falls 15.2 years short of the U.S. average and reflects significant health challenges. More than one in five residents (21.2%) report poor or fair health, nearly double the national rate.
South Dakota's lowest life expectancy
Lyman County's 68.3-year life expectancy ranks among the lowest in South Dakota, trailing the state average by 7.1 years. The county's 21.2% poor/fair health rate is substantially higher than state averages, signaling urgent health equity concerns.
Trailing all neighboring counties
Lyman County's life expectancy of 68.3 years lags Marshall County (79.3 years) by 11 years and McCook County (76.7 years) by 8.4 years. The county's health burden is notably heavier than similar rural South Dakota communities.
Uninsured, underserved realities
With 14.2% of residents uninsured—3.1 points above the state average—and limited primary care data, Lyman County faces healthcare access barriers. The county has just 54 mental health providers per 100,000, indicating stretched mental health resources in a health-stressed community.
Coverage changes health outcomes.
Uninsured residents in Lyman County can explore subsidized plans through healthcare.gov and state programs, potentially lowering costs based on income. Getting covered opens access to preventive care that can address the health challenges driving life expectancy gaps.
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Frequently Asked Questions
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Data Sources
Health data sourced from the County Health Rankings & Roadmaps, a collaboration between the Robert Wood Johnson Foundation and the University of Wisconsin Population Health Institute.
Data is informational only. Not medical or health advice. Coverage varies by county and reporting year.