St. Johns County Health Data

St. Johns County, Florida

CDC County Health Rankings

Health Score

86/100

Excellent

Life Expectancy

81.0 yr

Uninsured Rate

8.0%

Health Statistics

Life Expectancy

81.0 yr

State avg 75.8 yr

National avg 77.5 yr

Uninsured Rate

8.0%

State avg 14.4%

National avg 9%

Primary Care Providers

95

per 100K population

National avg 82

Mental Health Providers

147

per 100K population

National avg 350

Poor / Fair Health

11.3%

State avg 19.6%

National avg 19.6%

Healthcare Access

Primary Care Physicians

32.8

per 100K residentsCDC: 95.1 per 100K

Dentists

4.4

per 100K residents

Nurse Practitioners & PAs

12.7

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 St. Johns County differs most from state and national norms.

Most prevalent chronic conditions

MeasureSt. JohnsState avgNational avgVs state
Obesity28.7%34.8%37.6%6.1 pts better than state
Diabetes8.2%11.4%11.2%3.2 pts better than state
High Blood Pressure28.4%33.2%33.5%4.8 pts better than state
Depression18.6%19.3%24.1%0.7 pts better than state

Health-risk behaviors

MeasureSt. JohnsState avgNational avgVs state
Current Cigarette Smoking10.1%15.5%16.3%5.4 pts better than state
Binge Drinking18.6%17.0%17.8%1.6 pts worse than state
Physical Inactivity17.1%26.2%27.0%9.1 pts better than state

Preventive-care uptake

MeasureSt. JohnsState avgNational avgVs state
Annual Routine Checkup77.3%75.1%74.9%2.2 pts better than state
Dental Visit (past year)67.0%53.5%57.3%13.5 pts better than state
Mammography (women 50–74)76.1%73.1%73.3%3.0 pts better than state

Daily-life impact

MeasureSt. JohnsState avgNational avgVs state
Frequent Mental Distress16.0%18.8%18.6%2.8 pts better than state
Short Sleep Duration31.3%39.4%37.3%8.1 pts better than state

These rates are part of the CDC PLACES survey. Compare St. Johns 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

St. Johns County Uninsured Rate Is Lower Than State Average

Health data brief for St. Johns County, Florida.

By Logan Johnson, Founder & Data EditorPublished Reviewed by Logan Johnson, Founder & Data Editor
Lead metric:Uninsured rate

The uninsured rate in St. Johns County is 8.0%, which is lower than the Florida state average of 14.4% and the national average of 10%. This metric is accompanied by a life expectancy of 81.0 years, exceeding the state average of 75.8 years and the national average of 77 years. Statistics indicate that 11.3% of adults in the county report poor or fair health, compared to the national average of 17%. Access to medical professionals includes 95 primary care providers per 100,000 residents, which is higher than the national median of 70 per 100,000. However, the county has 147 mental health providers per 100,000 residents, which is lower than the national median of 250 per 100,000. These data points provide a snapshot of the insurance and clinical landscape in the region. Explore state-level data.

Get Care in St. Johns County, Florida

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.

Ascension St Vincent's St Johns County

ER
4/5
(904) 450-6020
205 Trinity Way, St. Johns, FL 32259
Acute Care HospitalsVoluntary non-profit - Private

Flagler Hospital

ER
3/5
(904) 819-5155
400 Health Park Blvd, Saint Augustine, FL 32086
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 St. Johns County, FL?
St. Johns County has a health score of 86/100, rated "Excellent." It ranks #1 out of 67 counties in Florida (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 St. Johns County?
Life expectancy in St. Johns County is 81.0 years. The Florida state average is 75.8 years, making St. Johns County above the state average.
How does St. Johns County health compare to the Florida average?
St. Johns County's health score of 86/100 is above the Florida average of 42/100. Life expectancy is 81.0 years vs. the state average of 75.8 years. The uninsured rate is 8.0% vs. 14.4% statewide.
What health factors affect St. Johns County?
Key health factors for St. Johns County include: life expectancy (81.0 years), uninsured rate (8.0%), and primary care physician access (95:1 (population to primary care physicians)). Mental health provider access is 147:1 population-to-provider ratio. These metrics are sourced from the CDC County Health Rankings & Roadmaps program.
Is St. Johns County a healthy place to live?
With a health score of 86/100 ("Excellent"), St. Johns County is one of the healthier counties in Florida. Residents have a life expectancy of 81.0 years. 8.0% of adults lack health insurance. Factors like healthcare access, environmental quality, and socioeconomic conditions all contribute to these outcomes.
Why is St. Johns County healthier than the Florida average?
St. Johns County's health score of 86/100 exceeds the Florida average of 42/100. 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.