Clay County Health Data
Clay County, South Dakota
CDC County Health RankingsHealth Score
66/100
Average
Life Expectancy
77.2 yr
Uninsured Rate
10.1%
Health Statistics
Life Expectancy
77.2 yr
State avg 75.4 yr
National avg 77.5 yr
Uninsured Rate
10.1%
State avg 11.1%
National avg 9%
Primary Care Providers
46
per 100K population
National avg 82
Mental Health Providers
117
per 100K population
National avg 350
Poor / Fair Health
15.5%
State avg 16.0%
National avg 19.6%
Healthcare Access
Primary Care Physicians
6.6
per 100K residentsCDC: 46.2 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 Clay County differs most from state and national norms.
Most prevalent chronic conditions
| Measure | Clay | State avg | National avg | Vs state |
|---|---|---|---|---|
| Obesity | 39.8% | 37.2% | 37.6% | 2.6 pts worse than state |
| Diabetes | 10.3% | 11.1% | 11.2% | 0.8 pts better than state |
| High Blood Pressure | 30.0% | 30.7% | 33.5% | 0.7 pts better than state |
| Depression | 23.1% | 21.9% | 24.1% | 1.2 pts worse than state |
Health-risk behaviors
| Measure | Clay | State avg | National avg | Vs state |
|---|---|---|---|---|
| Current Cigarette Smoking | 15.8% | 18.3% | 16.3% | 2.5 pts better than state |
| Binge Drinking | 19.5% | 19.9% | 17.8% | near state average |
| Physical Inactivity | 24.3% | 25.3% | 27.0% | 1.0 pts better than state |
Preventive-care uptake
| Measure | Clay | State avg | National avg | Vs state |
|---|---|---|---|---|
| Annual Routine Checkup | 74.3% | 73.6% | 74.9% | 0.7 pts better than state |
| Dental Visit (past year) | 64.2% | 64.7% | 57.3% | near state average |
| Mammography (women 50–74) | 72.5% | 75.1% | 73.3% | 2.6 pts worse than state |
Daily-life impact
| Measure | Clay | State avg | National avg | Vs state |
|---|---|---|---|---|
| Frequent Mental Distress | 16.3% | 17.2% | 18.6% | 0.9 pts better than state |
| Short Sleep Duration | 33.2% | 31.9% | 37.3% | 1.3 pts worse than state |
These rates are part of the CDC PLACES survey. Compare Clay County nationally on obesity.
Source: CDC PLACES, 2023 release · age-adjusted prevalence (%). Confidence intervals are available on individual rankings pages.
Data Story
Clay County Primary Care Provider Ratio Trails National Median
Health data brief for Clay County, South Dakota.
Clay County records 46 primary care providers per 100,000 residents, a figure lower than the national median of 70 per 100,000. In comparison, the county’s mental health provider ratio is 117 per 100,000, while the national median is 250. Life expectancy for residents is 77.2 years, which is higher than the national average of 77 years and the South Dakota state average of 75.4 years. The uninsured rate stands at 10.1%, which is lower than the state average of 11.1% and nearly matches the national average of 10%. Additionally, 15.5% of the population reports being in poor or fair health, a lower rate than the national average of 17%. These health indicators are derived from federal health and provider databases. Explore state-level data.
Sources
- CDC County Health Rankings v2
- HHS NPPES
Get Care in Clay County, South Dakota
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
Compare all on Medicare.gov →Sanford Vermillion Medical Center
EReHealth Insurance
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Frequently Asked Questions
What is the health ranking of Clay County, SD?
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How does Clay County health compare to the South Dakota average?
What health factors affect Clay County?
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Why is Clay County healthier than the South Dakota average?
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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.