Nassau County Health Data
Nassau County, New York
CDC County Health RankingsHealth Score
98/100
Excellent
Life Expectancy
81.3 yr
Uninsured Rate
4.4%
Health Statistics
Life Expectancy
81.3 yr
State avg 77.9 yr
National avg 77.5 yr
Uninsured Rate
4.4%
State avg 5.3%
National avg 9%
Primary Care Providers
136
per 100K population
National avg 82
Mental Health Providers
386
per 100K population
National avg 350
Poor / Fair Health
11.7%
State avg 15.5%
National avg 19.6%
Healthcare Access
Primary Care Physicians
25.9
per 100K residentsCDC: 136.3 per 100K
Dentists
8.1
per 100K residents
Nurse Practitioners & PAs
13.0
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 Nassau County differs most from state and national norms.
Most prevalent chronic conditions
| Measure | Nassau | State avg | National avg | Vs state |
|---|---|---|---|---|
| Obesity | 28.3% | 33.0% | 37.6% | 4.7 pts better than state |
| Diabetes | 8.3% | 9.2% | 11.2% | 0.9 pts better than state |
| High Blood Pressure | 27.4% | 30.0% | 33.5% | 2.6 pts better than state |
| Depression | 14.0% | 21.0% | 24.1% | 7.0 pts better than state |
Health-risk behaviors
| Measure | Nassau | State avg | National avg | Vs state |
|---|---|---|---|---|
| Current Cigarette Smoking | 8.7% | 13.6% | 16.3% | 4.9 pts better than state |
| Binge Drinking | 16.9% | 18.8% | 17.8% | 1.9 pts better than state |
| Physical Inactivity | 22.0% | 24.5% | 27.0% | 2.5 pts better than state |
Preventive-care uptake
| Measure | Nassau | State avg | National avg | Vs state |
|---|---|---|---|---|
| Annual Routine Checkup | 79.9% | 78.3% | 74.9% | 1.6 pts better than state |
| Dental Visit (past year) | 68.6% | 62.2% | 57.3% | 6.4 pts better than state |
| Mammography (women 50–74) | 75.8% | 77.2% | 73.3% | 1.4 pts worse than state |
Daily-life impact
| Measure | Nassau | State avg | National avg | Vs state |
|---|---|---|---|---|
| Frequent Mental Distress | 14.2% | 17.3% | 18.6% | 3.1 pts better than state |
| Short Sleep Duration | 41.8% | 38.6% | 37.3% | 3.2 pts worse than state |
These rates are part of the CDC PLACES survey. Compare Nassau County nationally on depression.
Source: CDC PLACES, 2023 release · age-adjusted prevalence (%). Confidence intervals are available on individual rankings pages.
Data Story
Nassau County life expectancy reaches 81.3 years
Health data brief for Nassau County, New York.
Life expectancy in Nassau County is 81.3 years, which is higher than the New York state average of 77.9 years and the national average of 77 years. The county also features high provider density, with 136 primary care providers and 386 mental health providers per 100,000 residents. Both figures are significantly higher than the national medians of 70 and 250 per 100,000, respectively. The percentage of adults reporting poor or fair health is 11.7%, which is lower than the 17% national average. Additionally, the uninsured rate is 4.4%, a figure lower than the state average of 5.3% and the national average of 10%. These statistics are derived from current CDC and HHS provider data. Explore state-level data.
Sources
- CDC County Health Rankings v2
- HHS NPPES
Get Care in Nassau County, New York
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 →North Shore University Hospital
ERNorthwell Hospital Glen Cove
ERSt Francis Hospital - the Heart Center
EReHealth Insurance
Compare health insurance plans from top carriers for Nassau County residents.
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Frequently Asked Questions
What is the health ranking of Nassau County, NY?
What is the life expectancy in Nassau County?
How does Nassau County health compare to the New York average?
What health factors affect Nassau County?
Is Nassau County a healthy place to live?
Why is Nassau County healthier than the New York average?
Counties with Similar Health Profile
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.