Johnson County Health Data

Johnson County, Iowa

Health Score

95/100

Excellent

Life Expectancy

82.0 yr

Uninsured Rate

5.0%

Health Statistics

Life Expectancy

82.0 yr

State avg 77.7 yr

National avg 77.5 yr

Uninsured Rate

5.0%

State avg 5.7%

National avg 9%

Primary Care Providers

192

per 100K population

National avg 82

Mental Health Providers

479

per 100K population

National avg 350

Data Story

About Health in Johnson County, Iowa

Johnson County leads national health outcomes

At 82.0 years, Johnson County's life expectancy ranks among the nation's best—a remarkable 5.6 years above the U.S. average of 76.4 years. The county's 13.4% poor or fair health rate beats the national average of 18% by a significant margin, indicating a notably healthy population.

Exceptional health for any state measure

Johnson County's 82.0-year life expectancy surpasses Iowa's state average of 77.7 years by 4.3 years—the largest advantage among all profiled counties. Its 13.4% poor or fair health rate ranks among the best in Iowa, reflecting robust population health.

Far outpaces surrounding counties

Johnson County's 82.0-year life expectancy dwarfs neighboring Jones County's 79.8 years and Jackson County's 77.9 years, demonstrating exceptional community health. With 192 primary care providers and 479 mental health professionals per 100K—the highest ratios in the region—Johnson County offers healthcare access unmatched by peers.

Coverage and access set gold standard

Only 5.0% of Johnson County residents lack insurance—below Iowa's 5.7% average—and 192 primary care providers per 100K ensure easy access to routine care. The county's 479 mental health providers per 100K far exceeds state and regional averages, supporting comprehensive mental health services.

Sustain exceptional health outcomes

Johnson County's outstanding health starts with strong insurance coverage and local healthcare access. Review your coverage annually at healthcare.gov to ensure you're maximizing the robust health resources your county offers.

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Frequently Asked Questions

What is the health ranking of Johnson County, IA?
Johnson County has a health score of 95/100, rated "Excellent." It ranks #4 out of 99 counties in Iowa (1 = healthiest). The score is based on CDC County Health Rankings data, combining life expectancy, uninsured rates, provider access, and behavioral health indicators.
What is the life expectancy in Johnson County?
Life expectancy in Johnson County is 82.0 years. The Iowa state average is 77.7 years, making Johnson County above the state average.
How does Johnson County health compare to the Iowa average?
Johnson County's health score of 95/100 is above the Iowa average of 78/100. Life expectancy is 82.0 years vs. the state average of 77.7 years. The uninsured rate is 5.0% vs. 5.7% statewide.
What health factors affect Johnson County?
Key health factors for Johnson County include: life expectancy (82.0 years), uninsured rate (5.0%), and primary care physician access (192:1 (population to primary care physicians)). Mental health provider access is 479:1 population-to-provider ratio. These metrics are sourced from the CDC County Health Rankings & Roadmaps program.
Is Johnson County a healthy place to live?
With a health score of 95/100 ("Excellent"), Johnson County is one of the healthier counties in Iowa. Residents have a life expectancy of 82.0 years. 5.0% of adults lack health insurance. Factors like healthcare access, environmental quality, and socioeconomic conditions all contribute to these outcomes.
Why is Johnson County healthier than the Iowa average?
Johnson County's health score of 95/100 exceeds the Iowa average of 78/100. Higher health scores often correlate with better access to healthcare providers, lower uninsured rates, higher median incomes, and environmental factors.

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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.