Middlesex County Health Data

Middlesex County, New Jersey

CDC County Health Rankings

Health Score

84/100

Excellent

Life Expectancy

80.2 yr

Uninsured Rate

7.3%

Health Statistics

Life Expectancy

80.2 yr

State avg 78.5 yr

National avg 77.5 yr

Uninsured Rate

7.3%

State avg 7.5%

National avg 9%

Primary Care Providers

90

per 100K population

National avg 82

Mental Health Providers

234

per 100K population

National avg 350

Poor / Fair Health

14.1%

State avg 15.0%

National avg 19.6%

Healthcare Access

Primary Care Physicians

26.8

per 100K residentsCDC: 90.4 per 100K

Dentists

6.8

per 100K residents

Nurse Practitioners & PAs

7.5

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 Middlesex County differs most from state and national norms.

Most prevalent chronic conditions

MeasureMiddlesexState avgNational avgVs state
Obesity29.7%29.6%37.6%near state average
Diabetes10.3%9.2%11.2%1.1 pts worse than state
High Blood Pressure30.4%29.5%33.5%0.9 pts worse than state
Depression13.0%16.5%24.1%3.5 pts better than state

Health-risk behaviors

MeasureMiddlesexState avgNational avgVs state
Current Cigarette Smoking10.1%11.5%16.3%1.4 pts better than state
Binge Drinking15.5%17.3%17.8%1.8 pts better than state
Physical Inactivity24.7%23.8%27.0%0.9 pts worse than state

Preventive-care uptake

MeasureMiddlesexState avgNational avgVs state
Annual Routine Checkup77.4%75.9%74.9%1.5 pts better than state
Dental Visit (past year)66.0%65.4%57.3%0.6 pts better than state
Mammography (women 50–74)75.5%75.2%73.3%near state average

Daily-life impact

MeasureMiddlesexState avgNational avgVs state
Frequent Mental Distress14.4%16.0%18.6%1.6 pts better than state
Short Sleep Duration39.4%38.1%37.3%1.3 pts worse than state

These rates are part of the CDC PLACES survey. Compare Middlesex County nationally on depression.

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

Data Story

Middlesex County Residents Live Longer Than State Average

Health data brief for Middlesex County, New Jersey.

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

Middlesex County residents have a life expectancy of 80.2 years, which is notably higher than the New Jersey state average of 78.5 years and the national average of 77 years. The county also reports an uninsured rate of 7.3%, which is slightly lower than the state average of 7.5% and below the national average of 10%. In terms of healthcare access, the county has 90 primary care providers for every 100,000 residents, exceeding the national median of 70 providers per 100,000. However, the ratio of mental health providers is 234 per 100,000 residents, which is lower than the national median of 250. Health status data indicates that 14.1% of residents report poor or fair health, compared to the 17% national average. Explore state-level data.

Get Care in Middlesex County, New Jersey

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.

University Medical Center of Princeton at Plainsboro

ER
4/5
(609) 853-6500
One-five Plainsboro Road, Plainsboro, NJ 08536
Acute Care HospitalsVoluntary non-profit - Private

Raritan Bay Medical Center

ER
4/5
(732) 324-5000
530 New Brunswick Ave, Perth Amboy, NJ 08861
Acute Care HospitalsVoluntary non-profit - Private

Saint Peter's University Hospital

ER
3/5
(732) 745-8600
254 Easton Ave, New Brunswick, NJ 08901
Acute Care 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 Middlesex County, NJ?
Middlesex County has a health score of 84/100, rated "Excellent." It ranks #9 out of 21 counties in New Jersey (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 Middlesex County?
Life expectancy in Middlesex County is 80.2 years. The New Jersey state average is 78.5 years, making Middlesex County above the state average.
How does Middlesex County health compare to the New Jersey average?
Middlesex County's health score of 84/100 is above the New Jersey average of 76/100. Life expectancy is 80.2 years vs. the state average of 78.5 years. The uninsured rate is 7.3% vs. 7.5% statewide.
What health factors affect Middlesex County?
Key health factors for Middlesex County include: life expectancy (80.2 years), uninsured rate (7.3%), and primary care physician access (90:1 (population to primary care physicians)). Mental health provider access is 234:1 population-to-provider ratio. These metrics are sourced from the CDC County Health Rankings & Roadmaps program.
Is Middlesex County a healthy place to live?
With a health score of 84/100 ("Excellent"), Middlesex County is one of the healthier counties in New Jersey. Residents have a life expectancy of 80.2 years. 7.3% of adults lack health insurance. Factors like healthcare access, environmental quality, and socioeconomic conditions all contribute to these outcomes.
Why is Middlesex County healthier than the New Jersey average?
Middlesex County's health score of 84/100 exceeds the New Jersey average of 76/100. Higher health scores often correlate with better access to healthcare providers, lower uninsured rates, higher median incomes, and environmental factors.

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.