Health Profile of Johnson County, Missouri
Johnson County Health Score
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.
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B
Johnson County Around average
Source: Map AI Methodology
General Health Overview
| Metric | Johnson County | Missouri Avg | US Average |
|---|---|---|---|
| Life Expectancy (years) | 77.7 | 76.9 | 78.3 |
| Uninsured Population (%) | 8.5% | 8.8% | 8.4% |
| Self-Rated Poor Health | 13.7% | 19.0% | 16.3% |
Life expectancy in Johnson County is 77.7 years, about 0.8 years longer than the Missouri average of 76.9 years. The uninsured rate is 8.5%, lower than the Missouri average of 8.8%. Self-rated poor health is reported by 13.7% of residents, lower than the Missouri average of 19.0%.
Population by Age
Older residents
15,175 residents in Johnson County are age 50 or older.
- 85+ 815 359 men · 456 women
- 75–84 1,973 894 men · 1,080 women
- 65–74 3,914 1,972 men · 1,942 women
- 50–64 8,472 4,192 men · 4,280 women
Younger residents
11,414 residents in Johnson County are age 17 or younger.
- 12–17 3,320 1,649 boys · 1,671 girls
- 7–12 3,358 1,729 boys · 1,629 girls
- 3–7 2,678 1,392 boys · 1,285 girls
- 0–3 2,058 1,026 boys · 1,032 girls
About 2,223 residents in Johnson County (4.1% of the population) are older than the area's life expectancy of 77.7 years.
The highlighted slice of the age axis is the share of residents older than the life-expectancy mark.
Disease Prevalence
| Disease / Condition | Johnson County | Missouri Avg | US Average |
|---|---|---|---|
| Diabetes | 8.0% | 11.9% | 11.3% |
| Cancer | 5.0% | 7.3% | 6.9% |
| Heart Diseases | 5.1% | 8.3% | 7.1% |
| Adult Obesity | 35.4% | 38.1% | 34.3% |
The rate of heart disease in Johnson County is about 38% lower than in Missouri. The rate of diabetes in Johnson County is about 33% lower than in Missouri. The rate of cancer in Johnson County is about 32% lower than in Missouri.
Health Behaviors
| Behavior | Johnson County | Missouri Avg | US Average |
|---|---|---|---|
| Smokers | 18.7% | 22.8% | 19.0% |
| Binge Drinking | 19.4% | 16.4% | 16.5% |
| Sedentary Lifestyle | 23.9% | 29.0% | 25.1% |
The rate of binge drinking in Johnson County is about 19% higher than in Missouri. The rate of smoking in Johnson County is about 18% lower than in Missouri. The rate of sedentary lifestyle in Johnson County is about 18% lower than in Missouri.
Assuming each smoker smokes 10 cigarettes a day, that's about 79,704 cigarettes a day, 2.4 million a month, or 29.1 million a year! At 11 minutes* of life lost per cigarette, that's about 876,744 minutes a day and 320.0 million a year lost to smoking overall - and since life expectancy in Johnson County is 77.7 years, that's roughly equivalent to 0.02 lifetimes a day, or 7.84 lifetimes a year.
* Source: Shaw M, Mitchell R, Dorling D. "Time for a smoke? One cigarette reduces your life by 11 minutes." BMJ. 2000;320:53.
Illustrative only. This is not an estimate of how many people actually die from smoking each day or year - it's a rough, order-of-magnitude comparison meant to help grasp the scale of smoking in this area. We take no responsibility for any decisions made based on this figure.
Air Quality
| Metric | Johnson County | Missouri Avg | US Average |
|---|---|---|---|
| Air Pollution (μg/m³) | 6.42 | 6.78 | 6.09 |
With an annual average of 6.4 µg/m³ of fine particulate matter (PM2.5), air quality in Johnson County is good — generally safe air quality for the vast majority of residents.
Johnson County, MO Health Compared With Nearby Counties
Johnson County, MO is the 3rd largest of the 6 counties compared here, 54,730 residents against a local median of 43,397. Nothing separates Johnson County, MO sharply from the counties around it. Each measure below lands within 15% of the local median, close enough that the differences are within what survey sampling alone would produce.
The largest of those small differences is uninsured, 11% below the local median at 8.5% against 9.5%. Johnson County, MO has the 3rd lowest uninsured of the 6 areas compared here.
| Area | Population | Life expectancy | Uninsured | Obesity |
|---|---|---|---|---|
| Johnson County, MO | 54,730 | 77.7 yrs #3/6 | 8.5% #3/6 | 35.4% #2/6 |
| Lafayette County, MO | 33,096 | 77.1 yrs | 8.2% | 39.7% |
| Henry County, MO | 22,328 | 75.0 yrs | 9.5% | 42.7% |
| Pettis County, MO | 43,397 | 77.8 yrs | 12.6% | 39.0% |
| Cass County, MO | 110,772 | 78.0 yrs | 7.7% | 34.9% |
| Jackson County, MO | 719,648 | 75.7 yrs | 10.7% | 37.3% |
Conclusion
Considering all these factors, Johnson County, Missouri has an overall health index grade of B, making it somewhat better than Missouri, and somewhat better than the country as a whole.
Frequently Asked Questions
Common questions about health in Johnson County, Missouri.
What is the health grade for Johnson County, Missouri?
Johnson County, Missouri has a Map AI Health Index grade of B, based on life expectancy, disease rates, healthcare access, and the physical environment; a B grade means residents are somewhat healthier than the U.S. average.
Is Johnson County, Missouri one of the healthiest counties in Missouri?
Johnson County ranks 6th healthiest out of 115 counties in Missouri by the Map AI Health Index, which measures life expectancy, disease rates, healthcare access, and the physical environment.
What is the average lifespan in Johnson County, Missouri?
People in Johnson County, Missouri can expect to live 77.7 years on average, 0.8 years longer than the Missouri average of 76.9.
How many people lack health insurance in Johnson County, Missouri?
8.5% of residents in Johnson County, Missouri have no health insurance, about 1 in 12 people, about the same as the Missouri rate of 8.8%.
What percentage of Johnson County, Missouri residents are obese?
35.4% of adults in Johnson County, Missouri are classified as obese, about 1 in 3, 2.7 points below the Missouri rate of 38.1%.
How many cigarettes do smokers in Johnson County, Missouri go through, and how much life does that cost?
Assuming each smoker smokes 10 cigarettes a day, that's about 79,704 cigarettes a day, 2.4 million a month, or 29.1 million a year! At 11 minutes* of life lost per cigarette, that's about 876,744 minutes a day and 320.0 million a year lost to smoking overall - and since life expectancy in Johnson County is 77.7 years, that's roughly equivalent to 0.02 lifetimes a day, or 7.84 lifetimes a year.
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