Middlesex County Health Data
Middlesex County, Massachusetts
CDC County Health RankingsHealth Score
99/100
Excellent
Life Expectancy
81.5 yr
Uninsured Rate
2.4%
Health Statistics
Life Expectancy
81.5 yr
State avg 79.7 yr
National avg 77.5 yr
Uninsured Rate
2.4%
State avg 3.0%
National avg 9%
Primary Care Providers
125
per 100K population
National avg 82
Mental Health Providers
719
per 100K population
National avg 350
Poor / Fair Health
11.2%
State avg 14.0%
National avg 19.6%
Healthcare Access
Primary Care Physicians
26.7
per 100K residentsCDC: 124.6 per 100K
Dentists
9.2
per 100K residents
Nurse Practitioners & PAs
12.1
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 Middlesex County differs most from state and national norms.
Most prevalent chronic conditions
| Measure | Middlesex | State avg | National avg | Vs state |
|---|---|---|---|---|
| Obesity | 23.8% | 28.1% | 37.6% | 4.3 pts better than state |
| Diabetes | 7.7% | 8.3% | 11.2% | 0.6 pts better than state |
| High Blood Pressure | 25.6% | 27.9% | 33.5% | 2.3 pts better than state |
| Depression | 24.1% | 25.1% | 24.1% | 1.0 pts better than state |
Health-risk behaviors
| Measure | Middlesex | State avg | National avg | Vs state |
|---|---|---|---|---|
| Current Cigarette Smoking | 9.3% | 11.9% | 16.3% | 2.6 pts better than state |
| Binge Drinking | 17.4% | 18.7% | 17.8% | 1.3 pts better than state |
| Physical Inactivity | 17.9% | 20.4% | 27.0% | 2.5 pts better than state |
Preventive-care uptake
| Measure | Middlesex | State avg | National avg | Vs state |
|---|---|---|---|---|
| Annual Routine Checkup | 78.9% | 79.3% | 74.9% | near state average |
| Dental Visit (past year) | 73.1% | 69.6% | 57.3% | 3.5 pts better than state |
| Mammography (women 50–74) | 81.6% | 82.9% | 73.3% | 1.3 pts worse than state |
Daily-life impact
| Measure | Middlesex | State avg | National avg | Vs state |
|---|---|---|---|---|
| Frequent Mental Distress | 15.3% | 17.4% | 18.6% | 2.1 pts better than state |
| Short Sleep Duration | 31.3% | 34.8% | 37.3% | 3.5 pts better than state |
These rates are part of the CDC PLACES survey. Compare Middlesex County nationally on obesity.
Source: CDC PLACES, 2023 release · age-adjusted prevalence (%). Confidence intervals are available on individual rankings pages.
Data Story
Middlesex County reports 2.4% uninsured rate among residents
Health data brief for Middlesex County, Massachusetts.
Middlesex County records an uninsured rate of 2.4%. This is lower than the Massachusetts state average of 3.0% and significantly lower than the national average of 10%. Health data also shows 125 primary care providers per 100,000 residents, which is higher than the national median of 70 per 100,000. Additionally, the county reports 719 mental health providers per 100,000 people, compared to the national median of 250. Residents in Middlesex County have a life expectancy of 81.5 years, which is longer than the state average of 79.7 years and the national average of approximately 77 years. About 11.2% of residents report being in poor or fair health, whereas the national average is 17%. The primary care provider ratio in Middlesex County is nearly double the national median. See the CDC County Health Rankings methodology for data collection details.
Sources
- CDC County Health Rankings v2
- HHS NPPES
Get Care in Middlesex 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 →Emerson Hospital -
ERNewton-wellesley Hospital
ERMount Auburn Hospital
EReHealth Insurance
Compare health insurance plans from top carriers for Middlesex County residents.
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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.