Mercer County Health Data

Mercer County, Illinois

Health Score

77/100

Excellent

Life Expectancy

77.3 yr

Uninsured Rate

5.7%

Health Statistics

Life Expectancy

77.3 yr

State avg 76.0 yr

National avg 77.5 yr

Uninsured Rate

5.7%

State avg 6.3%

National avg 9%

Primary Care Providers

13

per 100K population

National avg 82

Mental Health Providers

26

per 100K population

National avg 350

Data Story

About Health in Mercer County, Illinois

Mercer life expectancy near national average

Mercer County residents have a life expectancy of 77.3 years, close to the U.S. average of 76.4 years. About 16.6% report poor or fair health, in line with national patterns.

Slightly above Illinois average

At 77.3 years, Mercer's life expectancy edges above Illinois' state average of 76.0 years, though the county faces greater health challenges than its state median.

Trailing nearby high-performers

Mercer's 77.3-year life expectancy falls short of neighboring Menard County (78.3 years) and Monroe County (79.6 years). The gap suggests structural differences in healthcare access or population health factors across the region.

Fewer doctors, higher uninsured rates

With only 13 primary care providers per 100,000 residents, Mercer has the lowest primary care density among its neighbors. At 5.7% uninsured, the county still lags the state average of 6.3%, though access barriers remain a concern.

Ensure your family has coverage

With limited primary care providers locally, having solid insurance coverage is essential for accessing care. Check your options on healthcare.gov to confirm you're getting the coverage your family deserves.

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Frequently Asked Questions

What is the health ranking of Mercer County, IL?
Mercer County has a health score of 77/100, rated "Excellent." It ranks #23 out of 102 counties in Illinois (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 Mercer County?
Life expectancy in Mercer County is 77.3 years. The Illinois state average is 76.0 years, making Mercer County above the state average.
How does Mercer County health compare to the Illinois average?
Mercer County's health score of 77/100 is above the Illinois average of 66/100. Life expectancy is 77.3 years vs. the state average of 76.0 years. The uninsured rate is 5.7% vs. 6.3% statewide.
What health factors affect Mercer County?
Key health factors for Mercer County include: life expectancy (77.3 years), uninsured rate (5.7%), and primary care physician access (13:1 (population to primary care physicians)). Mental health provider access is 26:1 population-to-provider ratio. These metrics are sourced from the CDC County Health Rankings & Roadmaps program.
Is Mercer County a healthy place to live?
With a health score of 77/100 ("Excellent"), Mercer County is one of the healthier counties in Illinois. Residents have a life expectancy of 77.3 years. 5.7% of adults lack health insurance. Factors like healthcare access, environmental quality, and socioeconomic conditions all contribute to these outcomes.
Why is Mercer County healthier than the Illinois average?
Mercer County's health score of 77/100 exceeds the Illinois average of 66/100. Higher health scores often correlate with better access to healthcare providers, lower uninsured rates, higher median incomes, and environmental factors. Mercer County has better primary care access (13:1 ratio) than the state average (47:1).

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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.