Onslow County Health Data
Onslow County, North Carolina
CDC County Health RankingsHealth Score
52/100
Below Avg
Life Expectancy
74.1 yr
Uninsured Rate
9.5%
Health Statistics
Life Expectancy
74.1 yr
State avg 74.4 yr
National avg 77.5 yr
Uninsured Rate
9.5%
State avg 12.5%
National avg 9%
Primary Care Providers
31
per 100K population
National avg 82
Mental Health Providers
289
per 100K population
National avg 350
Poor / Fair Health
16.9%
State avg 19.1%
National avg 19.6%
Healthcare Access
Primary Care Physicians
14.9
per 100K residentsCDC: 31.0 per 100K
Dentists
4.8
per 100K residents
Nurse Practitioners & PAs
10.5
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 Onslow County differs most from state and national norms.
Most prevalent chronic conditions
| Measure | Onslow | State avg | National avg | Vs state |
|---|---|---|---|---|
| Obesity | 36.0% | 37.5% | 37.6% | 1.5 pts better than state |
| Diabetes | 10.7% | 11.2% | 11.2% | near state average |
| High Blood Pressure | 34.1% | 35.3% | 33.5% | 1.2 pts better than state |
| Depression | 23.8% | 25.8% | 24.1% | 2.0 pts better than state |
Health-risk behaviors
| Measure | Onslow | State avg | National avg | Vs state |
|---|---|---|---|---|
| Current Cigarette Smoking | 15.1% | 16.0% | 16.3% | 0.9 pts better than state |
| Binge Drinking | 15.9% | 15.9% | 17.8% | near state average |
| Physical Inactivity | 22.9% | 25.3% | 27.0% | 2.4 pts better than state |
Preventive-care uptake
| Measure | Onslow | State avg | National avg | Vs state |
|---|---|---|---|---|
| Annual Routine Checkup | 79.1% | 78.1% | 74.9% | 1.0 pts better than state |
| Dental Visit (past year) | 63.0% | 59.7% | 57.3% | 3.3 pts better than state |
| Mammography (women 50–74) | 78.1% | 77.3% | 73.3% | 0.8 pts better than state |
Daily-life impact
| Measure | Onslow | State avg | National avg | Vs state |
|---|---|---|---|---|
| Frequent Mental Distress | 17.8% | 18.5% | 18.6% | 0.7 pts better than state |
| Short Sleep Duration | 38.6% | 35.6% | 37.3% | 3.0 pts worse than state |
These rates are part of the CDC PLACES survey. Compare Onslow 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
Onslow County Uninsured Rate Remains Below State and National Averages
Health data brief for Onslow County, North Carolina.
The uninsured rate in Onslow County is 9.5%, sitting below the North Carolina state average of 12.5% and the national average of 10%. Life expectancy in the county is 74.1 years, slightly behind the state average of 74.4 years and the national average of 77 years. For clinical services, the county has 31 primary care providers per 100,000 residents, which is less than half the national median of 70. Mental health provider density is 289 per 100,000, which is higher than the national median of 250. Approximately 16.9% of residents describe their health as poor or fair, a figure that is consistent with the national average of 17%. See the CDC County Health Rankings methodology.
Sources
- CDC County Health Rankings v2
- HHS NPPES
Get Care in Onslow County, North 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
Compare all on Medicare.gov →Onslow Memorial Hospital
ERNmc Camp Lejeune
ERBrynn Marr Hosp
EReHealth Insurance
Compare health insurance plans from top carriers for Onslow County residents.
Compare Plans →HealthMarkets
Licensed agents for health, Medicare, and supplemental insurance in North Carolina.
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Frequently Asked Questions
What is the health ranking of Onslow County, NC?
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How does Onslow County health compare to the North Carolina 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.