St. Mary Parish Health Data
St. Mary Parish, Louisiana
CDC County Health RankingsHealth Score
24/100
Below Avg
Life Expectancy
71.8 yr
Uninsured Rate
9.3%
Health Statistics
Life Expectancy
71.8 yr
State avg 72.5 yr
National avg 77.5 yr
Uninsured Rate
9.3%
State avg 8.1%
National avg 9%
Primary Care Providers
44
per 100K population
National avg 82
Mental Health Providers
140
per 100K population
National avg 350
Poor / Fair Health
28.0%
State avg 24.2%
National avg 19.6%
Healthcare Access
Primary Care Physicians
12.4
per 100K residentsCDC: 43.5 per 100K
Nurse Practitioners & PAs
2.1
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 St. Mary Parish differs most from state and national norms.
Most prevalent chronic conditions
| Measure | St. Mary Parish | State avg | National avg | Vs state |
|---|---|---|---|---|
| Obesity | 44.9% | 42.2% | 37.6% | 2.7 pts worse than state |
| Diabetes | 14.7% | 14.2% | 11.2% | near state average |
| High Blood Pressure | 41.6% | 41.2% | 33.5% | near state average |
| Depression | 28.6% | 27.7% | 24.1% | 0.9 pts worse than state |
Health-risk behaviors
| Measure | St. Mary Parish | State avg | National avg | Vs state |
|---|---|---|---|---|
| Current Cigarette Smoking | 21.7% | 20.1% | 16.3% | 1.6 pts worse than state |
| Binge Drinking | 17.5% | 17.9% | 17.8% | near state average |
| Physical Inactivity | 34.8% | 32.7% | 27.0% | 2.1 pts worse than state |
Preventive-care uptake
| Measure | St. Mary Parish | State avg | National avg | Vs state |
|---|---|---|---|---|
| Annual Routine Checkup | 80.2% | 80.0% | 74.9% | near state average |
| Dental Visit (past year) | 48.4% | 53.1% | 57.3% | 4.7 pts worse than state |
| Mammography (women 50–74) | 77.8% | 77.1% | 73.3% | 0.7 pts better than state |
Daily-life impact
| Measure | St. Mary Parish | State avg | National avg | Vs state |
|---|---|---|---|---|
| Frequent Mental Distress | 22.2% | 21.2% | 18.6% | 1.0 pts worse than state |
| Short Sleep Duration | 44.4% | 41.8% | 37.3% | 2.6 pts worse than state |
These rates are part of the CDC PLACES survey. Compare St. Mary Parish nationally on dental visit (past year).
Source: CDC PLACES, 2023 release · age-adjusted prevalence (%). Confidence intervals are available on individual rankings pages.
Data Story
Over One-Quarter of St. Mary Parish Residents Report Poor Health
Health data brief for St. Mary Parish, Louisiana.
In St. Mary Parish, 28.0% of adults report being in poor or fair health. This rate is notably higher than the national average of 17%. Life expectancy in the parish is 71.8 years, which is lower than the Louisiana average of 72.5 years and the national average of 77 years. For medical services, the parish has 44 primary care providers per 100,000 residents, while the national median is 70. Mental health provider availability is 140 per 100,000 residents, which is below the national median of 250. The uninsured rate in St. Mary Parish is 9.3%, higher than the state average of 8.1% but lower than the national benchmark of 10%. These figures are provided by the CDC County Health Rankings and the HHS National Plan & Provider Enumeration System. See the CDC County Health Rankings methodology.
Sources
- CDC County Health Rankings v2
- HHS NPPES
Get Care in St. Mary Parish, Louisiana
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 →Ochsner St Mary
ERBayou Bend Health System
EReHealth Insurance
Compare health insurance plans from top carriers for St. Mary Parish residents.
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Frequently Asked Questions
What is the health ranking of St. Mary Parish, LA?
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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.