Jefferson County Health Data
Jefferson County, Kentucky
Health Score
51/100
Below Avg
Life Expectancy
73.3 yr
Uninsured Rate
6.3%
Health Statistics
Life Expectancy
73.3 yr
State avg 72.2 yr
National avg 77.5 yr
Uninsured Rate
6.3%
State avg 7.0%
National avg 9%
Primary Care Providers
92
per 100K population
National avg 82
Mental Health Providers
407
per 100K population
National avg 350
Data Story
About Health in Jefferson County, Kentucky
Jefferson Leads Kentucky, Still Behind Nation
Jefferson County residents live to 73.3 years on average—5 years below the U.S. average of 78.1 years—but this is Kentucky's highest rate among these counties. Just 19.9% report poor or fair health, the lowest in the region and a reflection of Louisville's urban healthcare infrastructure.
Kentucky's Health Leader and Urban Hub
At 73.3 years, Jefferson County—home to Louisville—ranks at the top of Kentucky's life expectancy tier and exceeds the state average of 72.2 years by 1.1 years. Its 19.9% poor/fair health rate is among the state's lowest, evidence of stronger disease management in an urban setting.
Urban Advantage Over Rural Peers
Jefferson's 73.3-year life expectancy ties with Henderson County as the region's highest, and its 19.9% poor/fair health rate ranks second-best. With 92 primary care and 407 mental health providers per 100,000 residents, Jefferson's urban scale and resources dwarf rural peers like Jackson and Hickman.
Strongest Insurance and Provider Access
Jefferson County's 6.3% uninsured rate is the lowest in the region and well below Kentucky's 7% average, reflecting Louisville's larger economy and employer base. With 92 primary care and 407 mental health providers per 100,000 residents—by far the highest mental health density in the comparison—the county offers unmatched healthcare access.
Jefferson: Keep Coverage Current
Jefferson County's healthcare strength depends on broad insurance participation. Even here, over 6% remain uninsured—visit kynect.ky.gov to confirm your coverage or explore plans if your circumstances have shifted.
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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.