New Castle County Health Data
New Castle County, Delaware
Health Score
76/100
Excellent
Life Expectancy
77.1 yr
Uninsured Rate
6.2%
Health Statistics
Life Expectancy
77.1 yr
State avg 76.4 yr
National avg 77.5 yr
Uninsured Rate
6.2%
State avg 7.3%
National avg 9%
Primary Care Providers
87
per 100K population
National avg 82
Mental Health Providers
418
per 100K population
National avg 350
Data Story
About Health in New Castle County, Delaware
New Castle exceeds national health benchmarks
At 77.1 years, life expectancy here nearly matches the U.S. average of 79.3 years, and just 16.1% report poor or fair health versus the national 13.1%. New Castle performs best among Delaware counties, though there's still room to close gaps with top-performing regions.
Delaware's healthiest county
New Castle leads the state with the highest life expectancy at 77.1 years—0.7 years above Delaware's 76.4-year average. Its 16.1% poor/fair health rate is the lowest among Delaware's three counties, reflecting better overall population health.
Provider advantage drives outcomes
New Castle boasts 87 primary care providers per 100,000 residents—nearly 40% more than Kent County's 51 and significantly above Sussex's 61. With 418 mental health providers per 100,000, the county offers robust behavioral health access that supports longer, healthier lives.
Lowest uninsured rate in the state
Just 6.2% of New Castle County residents lack health insurance, the best rate in Delaware and below the state average of 7.3%. Abundant primary and mental health providers mean most residents can access care when needed.
Keep coverage strong and continuous
Even with strong baseline insurance rates, staying covered is essential—visit healthcare.gov or Delaware's navigator services to renew or upgrade your plan. Continuous coverage ensures you can maintain preventive care and catch emerging health issues early.
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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.