Dewey County Health Data
Dewey County, South Dakota
CDC County Health RankingsHealth Score
6/100
Below Avg
Life Expectancy
56.7 yr
Uninsured Rate
17.6%
Health Statistics
Life Expectancy
56.7 yr
State avg 75.4 yr
National avg 77.5 yr
Uninsured Rate
17.6%
State avg 11.1%
National avg 9%
Primary Care Providers
19
per 100K population
National avg 82
Mental Health Providers
77
per 100K population
National avg 350
Poor / Fair Health
26.4%
State avg 16.0%
National avg 19.6%
Healthcare Access
Primary Care Physicians
38.2
per 100K residentsCDC: 19.1 per 100K
Dentists
38.2
per 100K residents
Nurse Practitioners & PAs
38.2
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 Dewey County differs most from state and national norms.
Most prevalent chronic conditions
| Measure | Dewey | State avg | National avg | Vs state |
|---|---|---|---|---|
| Obesity | 43.9% | 37.2% | 37.6% | 6.7 pts worse than state |
| Diabetes | 18.0% | 11.1% | 11.2% | 6.9 pts worse than state |
| High Blood Pressure | 38.4% | 30.7% | 33.5% | 7.7 pts worse than state |
| Depression | 22.0% | 21.9% | 24.1% | near state average |
Health-risk behaviors
| Measure | Dewey | State avg | National avg | Vs state |
|---|---|---|---|---|
| Current Cigarette Smoking | 29.7% | 18.3% | 16.3% | 11.4 pts worse than state |
| Binge Drinking | 17.8% | 19.9% | 17.8% | 2.1 pts better than state |
| Physical Inactivity | 36.9% | 25.3% | 27.0% | 11.6 pts worse than state |
Preventive-care uptake
| Measure | Dewey | State avg | National avg | Vs state |
|---|---|---|---|---|
| Annual Routine Checkup | 72.7% | 73.6% | 74.9% | 0.9 pts worse than state |
| Dental Visit (past year) | 51.0% | 64.7% | 57.3% | 13.7 pts worse than state |
| Mammography (women 50–74) | 69.5% | 75.1% | 73.3% | 5.6 pts worse than state |
Daily-life impact
| Measure | Dewey | State avg | National avg | Vs state |
|---|---|---|---|---|
| Frequent Mental Distress | 20.9% | 17.2% | 18.6% | 3.7 pts worse than state |
| Short Sleep Duration | 36.1% | 31.9% | 37.3% | 4.2 pts worse than state |
These rates are part of the CDC PLACES survey. Compare Dewey 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
Dewey County reports life expectancy of 56.7 years
Health data brief for Dewey County, South Dakota.
Life expectancy in Dewey County is 56.7 years, which is substantially shorter than the South Dakota average of 75.4 years and the national figure of 77 years. The percentage of residents reporting poor or fair health is 26.4%, which is higher than the national typical rate of 17%. The uninsured rate stands at 17.6%, exceeding the state average of 11.1% and the national average of 10%. Access to care includes 19 primary care providers per 100,000 residents and 77 mental health providers per 100,000 residents, both of which are lower than the national medians of 70 and 250 respectively. These figures reflect long-term health outcome tracking for the county. See the CDC County Health Rankings methodology.
Sources
- CDC County Health Rankings v2
- HHS NPPES
Get Care in Dewey 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 →Eagle Butte Indian Health Service Hospital
EReHealth Insurance
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Frequently Asked Questions
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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.