Nantucket County Health Data
Nantucket County, Massachusetts
CDC County Health RankingsHealth Score
99/100
Excellent
Life Expectancy
82.8 yr
Uninsured Rate
3.8%
Health Statistics
Life Expectancy
82.8 yr
State avg 79.7 yr
National avg 77.5 yr
Uninsured Rate
3.8%
State avg 3.0%
National avg 9%
Primary Care Providers
41
per 100K population
National avg 82
Mental Health Providers
436
per 100K population
National avg 350
Poor / Fair Health
10.9%
State avg 14.0%
National avg 19.6%
Healthcare Access
Primary Care Physicians
14.0
per 100K residentsCDC: 41.4 per 100K
Dentists
14.0
per 100K residents
Nurse Practitioners & PAs
14.0
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 Nantucket County differs most from state and national norms.
Most prevalent chronic conditions
| Measure | Nantucket | State avg | National avg | Vs state |
|---|---|---|---|---|
| Obesity | 26.9% | 28.1% | 37.6% | 1.2 pts better than state |
| Diabetes | 7.2% | 8.3% | 11.2% | 1.1 pts better than state |
| High Blood Pressure | 25.8% | 27.9% | 33.5% | 2.1 pts better than state |
| Depression | 22.7% | 25.1% | 24.1% | 2.4 pts better than state |
Health-risk behaviors
| Measure | Nantucket | State avg | National avg | Vs state |
|---|---|---|---|---|
| Current Cigarette Smoking | 8.8% | 11.9% | 16.3% | 3.1 pts better than state |
| Binge Drinking | 20.1% | 18.7% | 17.8% | 1.4 pts worse than state |
| Physical Inactivity | 16.4% | 20.4% | 27.0% | 4.0 pts better than state |
Preventive-care uptake
| Measure | Nantucket | State avg | National avg | Vs state |
|---|---|---|---|---|
| Annual Routine Checkup | 79.6% | 79.3% | 74.9% | near state average |
| Dental Visit (past year) | 74.9% | 69.6% | 57.3% | 5.3 pts better than state |
| Mammography (women 50–74) | 82.1% | 82.9% | 73.3% | 0.8 pts worse than state |
Daily-life impact
| Measure | Nantucket | State avg | National avg | Vs state |
|---|---|---|---|---|
| Frequent Mental Distress | 15.2% | 17.4% | 18.6% | 2.2 pts better than state |
| Short Sleep Duration | 31.6% | 34.8% | 37.3% | 3.2 pts better than state |
These rates are part of the CDC PLACES survey. Compare Nantucket 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
Life expectancy in Nantucket County exceeds 82 years
Health data brief for Nantucket County, Massachusetts.
Residents in Nantucket County have a life expectancy of 82.8 years. This is higher than the Massachusetts average of 79.7 years and significantly higher than the national average of 77 years. The county also reports a poor or fair health rate of 10.9%, which is lower than the national average of 17%. While the uninsured rate of 3.8% is slightly higher than the state average of 3.0%, it remains lower than the national average of 10%. Access to care includes 41 primary care providers per 100,000 residents, a figure lower than the national median of 70 per 100,000. For mental health, the county has 436 providers per 100,000 people, which is higher than the national median of 250 per 100,000. These figures represent recorded health outcomes and provider availability within the county. Explore state-level data for further comparison.
Sources
- CDC County Health Rankings v2
- HHS NPPES
Get Care in Nantucket County, Massachusetts
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 →Nantucket Cottage 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.