Williamsburg County Health Data

Williamsburg County, South Carolina

CDC County Health Rankings

Health Score

20/100

Below Avg

Life Expectancy

70.4 yr

Uninsured Rate

11.0%

Health Statistics

Life Expectancy

70.4 yr

State avg 72.5 yr

National avg 77.5 yr

Uninsured Rate

11.0%

State avg 11.6%

National avg 9%

Primary Care Providers

20

per 100K population

National avg 82

Mental Health Providers

137

per 100K population

National avg 350

Poor / Fair Health

25.0%

State avg 20.1%

National avg 19.6%

Healthcare Access

Primary Care Physicians

6.6

per 100K residentsCDC: 19.7 per 100K

Dentists

6.6

per 100K residents

Nurse Practitioners & PAs

6.6

per 100K residents

Provider counts from CMS NPPES (National Provider Identifier Registry). Data current as of 2026.

Chronic Disease & Behavioral Health

These prevalence estimates come from the CDC PLACES program (Population-Level Analysis and Community Estimates), which combines BRFSS survey data with statistical modeling to produce county-level rates. Estimates are age-adjusted to enable fair comparisons across counties with different age distributions. Use them to spot where Williamsburg County differs most from state and national norms.

Most prevalent chronic conditions

MeasureWilliamsburgState avgNational avgVs state
Obesity45.1%39.2%37.6%5.9 pts worse than state
Diabetes16.3%13.5%11.2%2.8 pts worse than state
High Blood Pressure43.7%37.3%33.5%6.4 pts worse than state
Depression21.1%23.1%24.1%2.0 pts better than state

Health-risk behaviors

MeasureWilliamsburgState avgNational avgVs state
Current Cigarette Smoking18.1%16.0%16.3%2.1 pts worse than state
Binge Drinking13.6%16.3%17.8%2.7 pts better than state
Physical Inactivity32.9%28.5%27.0%4.4 pts worse than state

Preventive-care uptake

MeasureWilliamsburgState avgNational avgVs state
Annual Routine Checkup80.7%79.1%74.9%1.6 pts better than state
Dental Visit (past year)50.2%57.4%57.3%7.2 pts worse than state
Mammography (women 50–74)76.7%76.0%73.3%0.7 pts better than state

Daily-life impact

MeasureWilliamsburgState avgNational avgVs state
Frequent Mental Distress19.7%18.6%18.6%1.1 pts worse than state
Short Sleep Duration40.4%39.1%37.3%1.3 pts worse than state

These rates are part of the CDC PLACES survey. Compare Williamsburg County nationally on dental visit (past year).

Source: CDC PLACES, 2023 release · age-adjusted prevalence (%). Confidence intervals are available on individual rankings pages.

Data Story

One quarter of Williamsburg residents report poor or fair health

Health data brief for Williamsburg County, South Carolina.

By Logan Johnson, Founder & Data EditorPublished Reviewed by Logan Johnson, Founder & Data Editor
Lead metric:Poor/fair health rate

In Williamsburg County, 25.0% of residents report being in poor or fair health, a rate that is higher than the national average of 17%. The county also records a primary care provider ratio of 20 per 100,000 residents, which is significantly lower than the national median of 70 per 100,000. Mental health providers are available at a ratio of 137 per 100,000, compared to a national median of 250. Residents have a life expectancy of 70.4 years, which is lower than the South Carolina state average of 72.5 years and the national average of 77 years. Furthermore, the uninsured rate is 11.0%, which is lower than the state average of 11.6% but higher than the national average of 10%. Explore state-level data.

Get Care in Williamsburg County, South Carolina

Direct contact information for hospitals and community health resources serving this county. Hospital quality ratings come from CMS Care Compare — the federal program that measures hospital performance on safety, patient experience, and outcomes.

Hospitals near you

No CMS Care Compare hospital is located in Williamsburg County.

This is common in low-population rural counties. Residents typically travel to a hospital in a neighboring county or larger metro. Use Medicare.gov Care Compare to find rated hospitals statewide or contact a federally-funded community health center for primary and preventive care.

Sources: Hospital data: CMS Care Compare. Quality ratings: Centers for Medicare & Medicaid Services. Community health center directory: HRSA. Last reviewed 2026-05-14.

Information is for general guidance only and is not medical advice. Always call ahead to confirm services, hours, and insurance accepted. In a medical emergency, dial 911.

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Frequently Asked Questions

What is the health ranking of Williamsburg County, SC?
Williamsburg County has a health score of 20/100, rated "Below Average." It ranks #36 out of 46 counties in South Carolina (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 Williamsburg County?
Life expectancy in Williamsburg County is 70.4 years. The South Carolina state average is 72.5 years, making Williamsburg County below the state average.
How does Williamsburg County health compare to the South Carolina average?
Williamsburg County's health score of 20/100 is below the South Carolina average of 36/100. Life expectancy is 70.4 years vs. the state average of 72.5 years. The uninsured rate is 11.0% vs. 11.6% statewide.
What health factors affect Williamsburg County?
Key health factors for Williamsburg County include: life expectancy (70.4 years), uninsured rate (11.0%), and primary care physician access (20:1 (population to primary care physicians)). Mental health provider access is 137:1 population-to-provider ratio. These metrics are sourced from the CDC County Health Rankings & Roadmaps program.
Is Williamsburg County a healthy place to live?
With a health score of 20/100 ("Below Average"), Williamsburg County faces health challenges compared to other counties in South Carolina. Residents have a life expectancy of 70.4 years. 11.0% of adults lack health insurance. Factors like healthcare access, environmental quality, and socioeconomic conditions all contribute to these outcomes.
What are the biggest health challenges in Williamsburg County?
Williamsburg County's health score of 20/100 is below the South Carolina average of 36/100. The uninsured rate of 11.0% means a significant portion of residents may face barriers to healthcare. Improving health outcomes often requires investment in healthcare infrastructure, insurance coverage expansion, and community health programs.

Counties with Similar Health Profile

By Logan Johnson, Founder & Data EditorUpdated Reviewed by Logan Johnson, Founder & Data Editor

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.