Overall Health Rating
Healthier than 95% of counties in Tennessee
The Map AI Health Index is a score that reflects local life expectancy, disease rates, healthcare access, and physical environment to help you quickly compare the overall health and well-being of different areas.
General Health Overview
| Metric | Knox County | Tennessee Avg | US Average |
|---|---|---|---|
| Life Expectancy (years) | 76.0 | 74.8 | 78.3 |
| Uninsured Population (%) | 8.4% | 10.1% | 8.5% |
Life expectancy in Knox County is 76.0 years, about 1.2 years longer than the Tennessee average of 74.8 years.
The uninsured population in Knox County is 8.4%, lower than the Tennessee average of 10.1%.
Disease Prevalence
| Disease / Condition | Knox County | Tennessee Avg | US Average |
|---|---|---|---|
| Diabetes | 11.4% | 13.6% | 11.3% |
| Cancer | 6.3% | 7.0% | 6.9% |
| Heart Diseases | 6.4% | 8.1% | 7.1% |
| Adult Obesity | 34.9% | 37.9% | 34.3% |
| Self-Rated Poor Health | 15.5% | 19.5% | 16.3% |
The rate of heart disease in Knox County is about 22% lower than in Tennessee. The rate of self-rated poor health in Knox County is about 21% lower than in Tennessee. The rate of diabetes in Knox County is about 16% lower than in Tennessee.
Health Behaviors
| Behavior | Knox County | Tennessee Avg | US Average |
|---|---|---|---|
| Smokers | 20.1% | 25.1% | 19.0% |
| Binge Drinking | 15.0% | 13.8% | 16.5% |
| Sedentary Lifestyle | 23.2% | 28.4% | 25.1% |
The rate of smoking in Knox County is about 20% lower than in Tennessee. The rate of sedentary lifestyle in Knox County is about 18% lower than in Tennessee.
Air Quality
| Metric | Knox County | Tennessee Avg | US Average |
|---|---|---|---|
| Air Pollution (μg/m³) | 7.13 | 6.39 | 6.09 |
With an annual average of 7.1 µg/m³ of fine particulate matter (PM2.5), air quality in Knox County is good — generally safe air quality for the vast majority of residents.
Conclusion
Considering all these factors, Knox County, Tennessee has an overall health index grade of B, making it somewhat better than Tennessee, and somewhat better than the country as a whole.
Frequently Asked Questions
Common questions about health in Knox County, Tennessee.
What is the health grade for Knox County, Tennessee?
%s has a Map AI Health Index grade of %s, based on life expectancy, disease rates, healthcare access, and the physical environment; Knox County, Tennessee.
Is Knox County, Tennessee one of the healthiest counties in Tennessee?
%s ranks %s healthiest out of %d %s in %s by the Map AI Health Index, which measures life expectancy, disease rates, healthcare access, and the physical environment.
What is the life expectancy in Knox County, Tennessee?
The life expectancy in Knox County, Tennessee is 76.0 years, higher than the Tennessee average of 74.8 years.
What percentage of Knox County, Tennessee residents are uninsured?
8.4% of Knox County, Tennessee residents are uninsured, lower than the Tennessee average of 10.1%.
What percentage of Knox County, Tennessee residents are obese?
34.9% of Knox County, Tennessee residents are classified as obese, lower than the Tennessee average of 37.9%.