Health Profile of San Marcos, California
San Marcos 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
San Marcos Around average
Source: Map AI Methodology
General Health Overview
| Metric | San Marcos | California Avg | US Average |
|---|---|---|---|
| Life Expectancy (years) | 81.7 | 79.6 | 78.3 |
| Uninsured Population (%) | 7.5% | 6.6% | 8.4% |
| Self-Rated Poor Health | 15.4% | 16.4% | 16.3% |
Life expectancy in San Marcos is 81.7 years, about 2.1 years longer than the California average of 79.6 years. The uninsured rate is 7.5%, higher than the California average of 6.6%. Self-rated poor health is reported by 15.4% of residents, lower than the California average of 16.4%.
Population by Age
Older residents
25,993 residents in San Marcos are age 50 or older.
- 85+ 1,683 648 men · 1,035 women
- 75–84 3,359 1,344 men · 2,015 women
- 65–74 6,439 2,802 men · 3,638 women
- 50–64 14,511 7,100 men · 7,411 women
Younger residents
21,457 residents in San Marcos are age 17 or younger.
- 12–17 6,128 3,071 boys · 3,057 girls
- 7–12 6,509 3,258 boys · 3,251 girls
- 3–7 5,120 2,752 boys · 2,368 girls
- 0–3 3,700 2,132 boys · 1,568 girls
About 2,571 residents in San Marcos (2.9% of the population) are older than the area's life expectancy of 81.7 years.
The highlighted slice of the age axis is the share of residents older than the life-expectancy mark.
Disease Prevalence
| Disease / Condition | San Marcos | California Avg | US Average |
|---|---|---|---|
| Diabetes | 8.9% | 10.5% | 11.3% |
| Cancer | 5.5% | 6.3% | 6.9% |
| Heart Diseases | 5.1% | 6.4% | 7.1% |
| Adult Obesity | 29.4% | 30.6% | 34.3% |
The rate of heart disease in San Marcos is about 19% lower than in California.
Health Behaviors
| Behavior | San Marcos | California Avg | US Average |
|---|---|---|---|
| Smokers | 12.1% | 13.9% | 19.0% |
| Binge Drinking | 18.9% | 18.0% | 16.5% |
| Sedentary Lifestyle | 22.4% | 21.9% | 25.1% |
On average, health behaviors in San Marcos are about the same as in California.
Assuming each smoker smokes 10 cigarettes a day, that's about 81,797 cigarettes a day, 2.5 million a month, or 29.9 million a year! At 11 minutes* of life lost per cigarette, that's about 899,765 minutes a day and 328.4 million a year lost to smoking overall - and since life expectancy in San Marcos is 81.7 years, that's roughly equivalent to 0.02 lifetimes a day, or 7.65 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 | San Marcos | California Avg | US Average |
|---|---|---|---|
| Air Pollution (μg/m³) | 11.15 | 7.63 | 6.09 |
With an annual average of 11.2 µg/m³ of fine particulate matter (PM2.5), air quality in San Marcos is moderate — acceptable air quality, though unusually sensitive individuals may notice effects.
San Marcos, CA Health Compared With Nearby Cities
How San Marcos, CA compares with the 1 cities closest to it.
| Area | Population | Life expectancy | Uninsured | Obesity |
|---|---|---|---|---|
| San Marcos, CA | 89,459 | 81.7 yrs #1/2 | 7.5% #1/2 | 29.4% #1/2 |
| Vista, CA | 92,368 | 79.6 yrs | 11.4% | 30.6% |
Conclusion
Considering all these factors, San Marcos, California has an overall health index grade of B, making it somewhat better than California, and somewhat better than the country as a whole.
Frequently Asked Questions
Common questions about health in San Marcos, California.
What is the health grade for San Marcos, California?
San Marcos, California 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.
What is the average lifespan in San Marcos, California?
People in San Marcos, California can expect to live 81.7 years on average, 2.1 years longer than the California average of 79.6.
What percentage of San Marcos, California residents are uninsured?
7.5% of residents in San Marcos, California have no health insurance, about 1 in 13 people, 1.0 points above the California rate of 6.6%.
How common is obesity in San Marcos, California?
29.4% of adults in San Marcos, California are classified as obese, about 1 in 3, 1.2 points below the California rate of 30.6%.
How many cigarettes do smokers in San Marcos, California go through, and how much life does that cost?
Assuming each smoker smokes 10 cigarettes a day, that's about 81,797 cigarettes a day, 2.5 million a month, or 29.9 million a year! At 11 minutes* of life lost per cigarette, that's about 899,765 minutes a day and 328.4 million a year lost to smoking overall - and since life expectancy in San Marcos is 81.7 years, that's roughly equivalent to 0.02 lifetimes a day, or 7.65 lifetimes a year.
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