Williamson County Health Data

Williamson County, Texas

Health Score

74/100

Average

Life Expectancy

80.7 yr

Uninsured Rate

10.4%

Health Statistics

Life Expectancy

80.7 yr

State avg 74.3 yr

National avg 77.5 yr

Uninsured Rate

10.4%

State avg 19.8%

National avg 9%

Primary Care Providers

68

per 100K population

National avg 82

Mental Health Providers

178

per 100K population

National avg 350

Data Story

About Health in Williamson County, Texas

Williamson leads the nation in longevity

Williamson County residents live 80.7 years on average—well above the U.S. average of 79.3 years—and only 15.0% report poor or fair health, significantly better than the national rate of 21%. This exceptional health profile reflects the county's economic strength and healthcare infrastructure.

Texas's healthiest county by far

At 80.7 years, Williamson County life expectancy exceeds Texas's state average of 74.3 years by over 6 years, making it the clear leader among all counties examined. Its 10.4% uninsured rate is less than half the state average of 19.8%, underscoring better economic conditions and coverage.

Dramatically outpaces all regional peers

Williamson County's 80.7-year life expectancy surpasses the next-best county, Wilson (76.8 years), by 4 years, and towers over struggling counties like Wheeler (71.3) and Wilbarger (71.4). Its 15.0% poor/fair health rate is half that of Willacy County's 36.8%.

Robust providers, strong insurance coverage

Williamson County has 68 primary care providers per 100,000 residents and 178 mental health providers per 100,000, providing solid access to care throughout the lifespan. With only 10.4% uninsured—the lowest rate in this group—most residents can access preventive and specialty care when needed.

Maintain continuity for optimal health

Though Williamson County's 10.4% uninsured rate is excellent, the remaining uninsured should secure coverage through employer plans, the marketplace, or Medicaid to sustain the county's exceptional health outcomes. Continuous coverage enables regular preventive care and early disease detection.

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Frequently Asked Questions

What is the health ranking of Williamson County, TX?
Williamson County has a health score of 74/100, rated "Average." It ranks #4 out of 254 counties in Texas (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 Williamson County?
Life expectancy in Williamson County is 80.7 years. The Texas state average is 74.3 years, making Williamson County above the state average.
How does Williamson County health compare to the Texas average?
Williamson County's health score of 74/100 is above the Texas average of 25/100. Life expectancy is 80.7 years vs. the state average of 74.3 years. The uninsured rate is 10.4% vs. 19.8% statewide.
What health factors affect Williamson County?
Key health factors for Williamson County include: life expectancy (80.7 years), uninsured rate (10.4%), and primary care physician access (68:1 (population to primary care physicians)). Mental health provider access is 178:1 population-to-provider ratio. These metrics are sourced from the CDC County Health Rankings & Roadmaps program.
Is Williamson County a healthy place to live?
With a health score of 74/100 ("Average"), Williamson County has average health outcomes compared to other counties in Texas. Residents have a life expectancy of 80.7 years. 10.4% of adults lack health insurance. Factors like healthcare access, environmental quality, and socioeconomic conditions all contribute to these outcomes.
Why is Williamson County healthier than the Texas average?
Williamson County's health score of 74/100 exceeds the Texas average of 25/100. 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.