St. Clair County Health Data
St. Clair County, Missouri
CDC County Health RankingsHealth Score
35/100
Below Avg
Life Expectancy
75.0 yr
Uninsured Rate
12.3%
Health Statistics
Life Expectancy
75.0 yr
State avg 74.3 yr
National avg 77.5 yr
Uninsured Rate
12.3%
State avg 12.5%
National avg 9%
Primary Care Providers
43
per 100K population
National avg 82
Mental Health Providers
31
per 100K population
National avg 350
Poor / Fair Health
22.1%
State avg 20.4%
National avg 19.6%
Healthcare Access
Primary Care Physicians
52.9
per 100K residentsCDC: 42.7 per 100K
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 St. Clair County differs most from state and national norms.
Most prevalent chronic conditions
| Measure | St. Clair | State avg | National avg | Vs state |
|---|---|---|---|---|
| Obesity | 37.7% | 39.0% | 37.6% | 1.3 pts better than state |
| Diabetes | 11.8% | 11.0% | 11.2% | 0.8 pts worse than state |
| High Blood Pressure | 35.8% | 34.0% | 33.5% | 1.8 pts worse than state |
| Depression | 27.6% | 26.4% | 24.1% | 1.2 pts worse than state |
Health-risk behaviors
| Measure | St. Clair | State avg | National avg | Vs state |
|---|---|---|---|---|
| Current Cigarette Smoking | 21.8% | 19.4% | 16.3% | 2.4 pts worse than state |
| Binge Drinking | 17.4% | 17.5% | 17.8% | near state average |
| Physical Inactivity | 33.7% | 31.0% | 27.0% | 2.7 pts worse than state |
Preventive-care uptake
| Measure | St. Clair | State avg | National avg | Vs state |
|---|---|---|---|---|
| Annual Routine Checkup | 75.1% | 75.8% | 74.9% | 0.7 pts worse than state |
| Dental Visit (past year) | 52.6% | 55.4% | 57.3% | 2.8 pts worse than state |
| Mammography (women 50–74) | 71.4% | 71.9% | 73.3% | near state average |
Daily-life impact
| Measure | St. Clair | State avg | National avg | Vs state |
|---|---|---|---|---|
| Frequent Mental Distress | 20.7% | 19.8% | 18.6% | 0.9 pts worse than state |
| Short Sleep Duration | 37.3% | 39.4% | 37.3% | 2.1 pts better than state |
These rates are part of the CDC PLACES survey. Compare St. Clair 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
Mental Health Provider Ratio in St. Clair County Reaches 31
Health data brief for St. Clair County, Missouri.
St. Clair County has 31 mental health providers per 100,000 residents, a concentration significantly lower than the national median of 250 per 100,000. The primary care provider ratio is 43 per 100,000, which is also lower than the national median of 70. Life expectancy for county residents is 75.0 years, slightly longer than the state average of 74.3 years but shorter than the national 77 years. The uninsured rate is 12.3%, close to the Missouri average of 12.5% and higher than the national 10%. Roughly 22.1% of adults describe their health as poor or fair, exceeding the 17% national average. Explore state-level data.
Sources
- CDC County Health Rankings v2
- HHS NPPES
Get Care in St. Clair County, Missouri
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 →Ellett Memorial Hospital
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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.