Dukes County Health Data

Dukes County, Massachusetts

CDC County Health Rankings

Health Score

98/100

Excellent

Life Expectancy

83.1 yr

Uninsured Rate

4.1%

Health Statistics

Life Expectancy

83.1 yr

State avg 79.7 yr

National avg 77.5 yr

Uninsured Rate

4.1%

State avg 3.0%

National avg 9%

Primary Care Providers

47

per 100K population

National avg 82

Mental Health Providers

624

per 100K population

National avg 350

Poor / Fair Health

12.7%

State avg 14.0%

National avg 19.6%

Healthcare Access

Primary Care Physicians

57.8

per 100K residentsCDC: 47.4 per 100K

Dentists

28.9

per 100K residents

Nurse Practitioners & PAs

19.3

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 Dukes County differs most from state and national norms.

Most prevalent chronic conditions

MeasureDukesState avgNational avgVs state
Obesity25.3%28.1%37.6%2.8 pts better than state
Diabetes7.3%8.3%11.2%1.0 pts better than state
High Blood Pressure27.1%27.9%33.5%0.8 pts better than state
Depression25.7%25.1%24.1%0.6 pts worse than state

Health-risk behaviors

MeasureDukesState avgNational avgVs state
Current Cigarette Smoking11.2%11.9%16.3%0.7 pts better than state
Binge Drinking19.6%18.7%17.8%0.9 pts worse than state
Physical Inactivity16.9%20.4%27.0%3.5 pts better than state

Preventive-care uptake

MeasureDukesState avgNational avgVs state
Annual Routine Checkup78.8%79.3%74.9%near state average
Dental Visit (past year)72.0%69.6%57.3%2.4 pts better than state
Mammography (women 50–74)81.8%82.9%73.3%1.1 pts worse than state

Daily-life impact

MeasureDukesState avgNational avgVs state
Frequent Mental Distress17.3%17.4%18.6%near state average
Short Sleep Duration34.3%34.8%37.3%near state average

These rates are part of the CDC PLACES survey. Compare Dukes County nationally on physical inactivity.

Source: CDC PLACES, 2023 release · age-adjusted prevalence (%). Confidence intervals are available on individual rankings pages.

Data Story

Life expectancy in Dukes County exceeds state and national averages

Health data brief for Dukes County, Massachusetts.

By Logan Johnson, Founder & Data EditorPublished Reviewed by Logan Johnson, Founder & Data Editor
Lead metric:Life expectancy

Life expectancy in Dukes County is 83.1 years, which is over six years longer than the national average of 77 years and higher than the Massachusetts average of 79.7. While life expectancy is high, the primary care provider ratio is 47 per 100,000, which is lower than the national median of 70. Mental health provider availability is 624 per 100,000 residents, more than double the national median of 250. Approximately 4.1% of residents are uninsured, which is higher than the state average of 3.0% but remains lower than the national average of 10%. The percentage of residents reporting poor or fair health is 12.7%, lower than the national figure of 17%. These metrics highlight distinct health outcomes and provider access levels for the county. Explore state-level data.

Get Care in Dukes 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.

Martha's Vineyard Hospital Inc

ER
4/5
(508) 693-0410
One Hospital Road, First Fl, Wing 5, Po Box 1477, Oak Bluffs, MA 02557
Critical Access HospitalsVoluntary non-profit - Private

Sources: Hospital data: CMS Care Compare. Quality ratings: Centers for Medicare & Medicaid Services. Community health center directory: HRSA. Last reviewed 2026-05-14.

Information is for general guidance only and is not medical advice. Always call ahead to confirm services, hours, and insurance accepted. In a medical emergency, dial 911.

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Frequently Asked Questions

What is the health ranking of Dukes County, MA?
Dukes County has a health score of 98/100, rated "Excellent." It ranks #4 out of 14 counties in Massachusetts (1 = healthiest). The score is based on CDC County Health Rankings data, combining life expectancy, uninsured rates, provider access, and behavioral health indicators.
What is the life expectancy in Dukes County?
Life expectancy in Dukes County is 83.1 years. The Massachusetts state average is 79.7 years, making Dukes County above the state average.
How does Dukes County health compare to the Massachusetts average?
Dukes County's health score of 98/100 is above the Massachusetts average of 91/100. Life expectancy is 83.1 years vs. the state average of 79.7 years. The uninsured rate is 4.1% vs. 3.0% statewide.
What health factors affect Dukes County?
Key health factors for Dukes County include: life expectancy (83.1 years), uninsured rate (4.1%), and primary care physician access (47:1 (population to primary care physicians)). Mental health provider access is 624:1 population-to-provider ratio. These metrics are sourced from the CDC County Health Rankings & Roadmaps program.
Is Dukes County a healthy place to live?
With a health score of 98/100 ("Excellent"), Dukes County is one of the healthier counties in Massachusetts. Residents have a life expectancy of 83.1 years. 4.1% of adults lack health insurance. Factors like healthcare access, environmental quality, and socioeconomic conditions all contribute to these outcomes.
Why is Dukes County healthier than the Massachusetts average?
Dukes County's health score of 98/100 exceeds the Massachusetts average of 91/100. Higher health scores often correlate with better access to healthcare providers, lower uninsured rates, higher median incomes, and environmental factors. Dukes County has better primary care access (47:1 ratio) than the state average (88:1).

Counties with Similar Health Profile

By Logan Johnson, Founder & Data EditorUpdated Reviewed by Logan Johnson, Founder & Data Editor

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.