Washington County Health Data
Washington County, Illinois
CDC County Health RankingsHealth Score
81/100
Excellent
Life Expectancy
77.1 yr
Uninsured Rate
4.8%
Health Statistics
Life Expectancy
77.1 yr
State avg 76.0 yr
National avg 77.5 yr
Uninsured Rate
4.8%
State avg 6.3%
National avg 9%
Primary Care Providers
15
per 100K population
National avg 82
Mental Health Providers
155
per 100K population
National avg 350
Poor / Fair Health
15.7%
State avg 17.9%
National avg 19.6%
Healthcare Access
Primary Care Physicians
21.9
per 100K residentsCDC: 14.6 per 100K
Dentists
7.3
per 100K residents
Nurse Practitioners & PAs
14.6
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 Washington County differs most from state and national norms.
Most prevalent chronic conditions
| Measure | Washington | State avg | National avg | Vs state |
|---|---|---|---|---|
| Obesity | 36.7% | 38.7% | 37.6% | 2.0 pts better than state |
| Diabetes | 9.0% | 10.2% | 11.2% | 1.2 pts better than state |
| High Blood Pressure | 30.0% | 32.0% | 33.5% | 2.0 pts better than state |
| Depression | 23.7% | 23.3% | 24.1% | near state average |
Health-risk behaviors
| Measure | Washington | State avg | National avg | Vs state |
|---|---|---|---|---|
| Current Cigarette Smoking | 14.2% | 15.5% | 16.3% | 1.3 pts better than state |
| Binge Drinking | 21.3% | 20.1% | 17.8% | 1.2 pts worse than state |
| Physical Inactivity | 20.6% | 23.4% | 27.0% | 2.8 pts better than state |
Preventive-care uptake
| Measure | Washington | State avg | National avg | Vs state |
|---|---|---|---|---|
| Annual Routine Checkup | 75.5% | 75.6% | 74.9% | near state average |
| Dental Visit (past year) | 62.2% | 60.5% | 57.3% | 1.7 pts better than state |
| Mammography (women 50–74) | 73.4% | 70.6% | 73.3% | 2.8 pts better than state |
Daily-life impact
| Measure | Washington | State avg | National avg | Vs state |
|---|---|---|---|---|
| Frequent Mental Distress | 18.2% | 18.6% | 18.6% | near state average |
| Short Sleep Duration | 36.0% | 37.2% | 37.3% | 1.2 pts better than state |
These rates are part of the CDC PLACES survey. Compare Washington County nationally on mammography (women 50–74).
Source: CDC PLACES, 2023 release · age-adjusted prevalence (%). Confidence intervals are available on individual rankings pages.
Data Story
Washington County uninsured rate is half the national average
Health data brief for Washington County, Illinois.
Only 4.8% of Washington County residents are uninsured, a rate that is less than half the national average of 10% and lower than the Illinois average of 6.3%. The county also shows a life expectancy of 77.1 years, which is higher than both the state average of 76.0 years and the national average of 77 years. In terms of self-reported health, 15.7% of residents describe their health as poor or fair, which is lower than the national average of 17%. However, healthcare resource ratios are lower than national medians, with 15 primary care providers per 100,000 residents compared to the national median of 70. Mental health providers are present at a rate of 155 per 100,000, also below the national median of 250. See the CDC County Health Rankings methodology.
Sources
- CDC County Health Rankings v2
- HHS NPPES
Get Care in Washington County, Illinois
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 →Washington County Hospital
EReHealth Insurance
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Frequently Asked Questions
What is the health ranking of Washington County, IL?
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How does Washington County health compare to the Illinois average?
What health factors affect Washington County?
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Why is Washington County healthier than the Illinois average?
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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.