Knox County Health Data
Knox County, Tennessee
Health Score
50/100
Below Avg
Life Expectancy
74.2 yr
Uninsured Rate
9.8%
Health Statistics
Life Expectancy
74.2 yr
State avg 72.4 yr
National avg 77.5 yr
Uninsured Rate
9.8%
State avg 11.9%
National avg 9%
Primary Care Providers
109
per 100K population
National avg 82
Mental Health Providers
441
per 100K population
National avg 350
Data Story
About Health in Knox County, Tennessee
Knox County leads on life expectancy and health
Knox County residents enjoy a life expectancy of 74.2 years, just 0.3 years below the U.S. average of 74.5 years—the best outcome among all regional peers. Only 17.2% report poor or fair health, compared to 17.8% nationally, placing Knox at the national standard. Knox stands out as a statewide and regional health leader.
Knox ranks 5th in Tennessee health outcomes
At 74.2 years, Knox County's life expectancy exceeds Tennessee's 72.4-year state average by 1.8 years, ranking it among the state's healthiest counties. The county's 17.2% poor/fair health rate is the best in the region and below the state average. Knox's superior outcomes reflect strong healthcare infrastructure and economic opportunity.
Healthcare leader outpaces all regional neighbors
Knox County's 74.2-year life expectancy significantly exceeds every neighbor—Jefferson (72.9 years), Johnson (72.3 years), and Houston (70.9 years). Its uninsured rate of 9.8% is the lowest in the region, and its 109 primary care providers per 100K is more than double most peers. With 441 mental health providers per 100K, Knox has unmatched behavioral health capacity.
Robust healthcare infrastructure supports residents
At 9.8%, Knox County's uninsured rate is the region's lowest, meaning most residents can access needed care without financial barriers. The county's 109 primary care providers per 100K and exceptional 441 mental health providers per 100K create minimal wait times and comprehensive care options. This infrastructure translates directly to better health outcomes.
Keep your coverage current and complete
Even with Knox County's excellent healthcare access, staying insured ensures continuous, affordable care. Visit healthcare.gov or call 1-800-318-2596 to verify your coverage and explore options that fit your budget. Strong insurance coverage strengthens your family's health and financial security.
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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.