St. Louis County Health Data

St. Louis County, Missouri

Health Score

66/100

Average

Life Expectancy

76.3 yr

Uninsured Rate

7.3%

Health Statistics

Life Expectancy

76.3 yr

State avg 74.3 yr

National avg 77.5 yr

Uninsured Rate

7.3%

State avg 12.5%

National avg 9%

Primary Care Providers

121

per 100K population

National avg 82

Mental Health Providers

384

per 100K population

National avg 350

Data Story

About Health in St. Louis County, Missouri

St. Louis County exceeds national health benchmarks

At 76.3 years, St. Louis County residents live 1.8 years longer than the U.S. average of 74.5 years, demonstrating above-average health and longevity. With only 17.1% reporting poor or fair health versus the national rate of 21%, the county shows strong chronic disease management and preventive care outcomes.

St. Louis County leads Missouri's suburbs

St. Louis County's 76.3-year life expectancy exceeds Missouri's state average of 74.3 years by 2 years, placing it among the state's healthier counties. The 7.3% uninsured rate is significantly lower than Missouri's 12.5%, reflecting the county's relative affluence and strong employer-based coverage.

St. Louis County rivals regional health leaders

St. Louis County's 76.3-year life expectancy trails only St. Charles (79.1) and Ste. Genevieve (76.5) in the region, signaling consistent, above-average health outcomes. With 121 primary care providers and 384 mental health providers per 100K, St. Louis County has abundant clinical resources that rival urban centers and far exceed most rural peers.

Robust provider network supports prevention

St. Louis County's 121 primary care providers per 100K enable patients to find convenient preventive care, while 384 mental health providers per 100K ensure behavioral health services are accessible without major waits. The low 7.3% uninsured rate means most residents can afford to act on providers' recommendations, supporting consistent treatment and better long-term health.

Maintain optimal coverage for your family

St. Louis County's strong healthcare infrastructure is most effective when paired with continuous coverage; during open enrollment, review your plan to ensure it still fits your family's needs. Visit Healthcare.gov or your employer's benefits portal to compare options and lock in coverage.

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Frequently Asked Questions

What is the health ranking of St. Louis County, MO?
St. Louis County has a health score of 66/100, rated "Average." It ranks #9 out of 115 counties in Missouri (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 St. Louis County?
Life expectancy in St. Louis County is 76.3 years. The Missouri state average is 74.3 years, making St. Louis County above the state average.
How does St. Louis County health compare to the Missouri average?
St. Louis County's health score of 66/100 is above the Missouri average of 38/100. Life expectancy is 76.3 years vs. the state average of 74.3 years. The uninsured rate is 7.3% vs. 12.5% statewide.
What health factors affect St. Louis County?
Key health factors for St. Louis County include: life expectancy (76.3 years), uninsured rate (7.3%), and primary care physician access (121:1 (population to primary care physicians)). Mental health provider access is 384:1 population-to-provider ratio. These metrics are sourced from the CDC County Health Rankings & Roadmaps program.
Is St. Louis County a healthy place to live?
With a health score of 66/100 ("Average"), St. Louis County has average health outcomes compared to other counties in Missouri. Residents have a life expectancy of 76.3 years. 7.3% of adults lack health insurance. Factors like healthcare access, environmental quality, and socioeconomic conditions all contribute to these outcomes.
Why is St. Louis County healthier than the Missouri average?
St. Louis County's health score of 66/100 exceeds the Missouri average of 38/100. 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.