DeKalb County Health Data
DeKalb County, Illinois
CDC County Health RankingsHealth Score
74/100
Average
Life Expectancy
77.3 yr
Uninsured Rate
6.4%
Health Statistics
Life Expectancy
77.3 yr
State avg 76.0 yr
National avg 77.5 yr
Uninsured Rate
6.4%
State avg 6.3%
National avg 9%
Primary Care Providers
27
per 100K population
National avg 82
Mental Health Providers
439
per 100K population
National avg 350
Poor / Fair Health
16.8%
State avg 17.9%
National avg 19.6%
Healthcare Access
Primary Care Physicians
19.9
per 100K residentsCDC: 26.9 per 100K
Dentists
10.9
per 100K residents
Nurse Practitioners & PAs
7.0
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 DeKalb County differs most from state and national norms.
Most prevalent chronic conditions
| Measure | DeKalb | State avg | National avg | Vs state |
|---|---|---|---|---|
| Obesity | 37.1% | 38.7% | 37.6% | 1.6 pts better than state |
| Diabetes | 10.6% | 10.2% | 11.2% | near state average |
| High Blood Pressure | 31.6% | 32.0% | 33.5% | near state average |
| Depression | 22.9% | 23.3% | 24.1% | near state average |
Health-risk behaviors
| Measure | DeKalb | State avg | National avg | Vs state |
|---|---|---|---|---|
| Current Cigarette Smoking | 14.0% | 15.5% | 16.3% | 1.5 pts better than state |
| Binge Drinking | 19.7% | 20.1% | 17.8% | near state average |
| Physical Inactivity | 23.3% | 23.4% | 27.0% | near state average |
Preventive-care uptake
| Measure | DeKalb | State avg | National avg | Vs state |
|---|---|---|---|---|
| Annual Routine Checkup | 75.9% | 75.6% | 74.9% | near state average |
| Dental Visit (past year) | 63.0% | 60.5% | 57.3% | 2.5 pts better than state |
| Mammography (women 50–74) | 74.7% | 70.6% | 73.3% | 4.1 pts better than state |
Daily-life impact
| Measure | DeKalb | State avg | National avg | Vs state |
|---|---|---|---|---|
| Frequent Mental Distress | 18.0% | 18.6% | 18.6% | 0.6 pts better than state |
| Short Sleep Duration | 35.3% | 37.2% | 37.3% | 1.9 pts better than state |
These rates are part of the CDC PLACES survey. Compare DeKalb 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
DeKalb County Mental Health Provider Density Surpasses National Median
Health data brief for DeKalb County, Illinois.
DeKalb County reports 439 mental health providers per 100,000 residents, a figure significantly higher than the national median of 250 and much of the surrounding region. The county's primary care provider ratio is 27 per 100,000, which is lower than the national median of 70. Life expectancy for residents is 77.3 years, exceeding the state average of 76.0 years and the national average of 77 years. The uninsured rate stands at 6.4%, which is nearly identical to the state average of 6.3% but lower than the national average of 10%. Additionally, 16.8% of adults in DeKalb County report poor or fair health, which is in line with the national average of 17%. Explore state-level data.
Sources
- CDC County Health Rankings v2
- HHS NPPES
Get Care in DeKalb 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 →Northwestern Medicine Kishwaukee Hospital
ERValley West Community Hospital
EReHealth Insurance
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Frequently Asked Questions
What is the health ranking of DeKalb County, IL?
What is the life expectancy in DeKalb County?
How does DeKalb County health compare to the Illinois average?
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Is DeKalb County a healthy place to live?
Why is DeKalb 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.