Health Profile of Redwood City, California
Redwood City 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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A
Redwood City Above average
Source: Map AI Methodology
General Health Overview
| Metric | Redwood City | California Avg | US Average |
|---|---|---|---|
| Life Expectancy (years) | 81.5 | 79.6 | 78.3 |
| Uninsured Population (%) | 4.5% | 6.6% | 8.4% |
| Self-Rated Poor Health | 12.2% | 16.4% | 16.3% |
Life expectancy in Redwood City is 81.5 years, about 1.9 years longer than the California average of 79.6 years. The uninsured rate is 4.5%, lower than the California average of 6.6%. Self-rated poor health is reported by 12.2% of residents, lower than the California average of 16.4%.
Population by Age
Older residents
24,871 residents in Redwood City are age 50 or older.
- 85+ 1,476 521 men · 955 women
- 75–84 2,840 1,185 men · 1,655 women
- 65–74 5,949 2,837 men · 3,111 women
- 50–64 14,607 7,019 men · 7,588 women
Younger residents
16,980 residents in Redwood City are age 17 or younger.
- 12–17 5,117 2,796 boys · 2,320 girls
- 7–12 4,874 2,574 boys · 2,300 girls
- 3–7 3,926 2,039 boys · 1,887 girls
- 0–3 3,063 1,578 boys · 1,485 girls
About 2,278 residents in Redwood City (2.8% of the population) are older than the area's life expectancy of 81.5 years.
The highlighted slice of the age axis is the share of residents older than the life-expectancy mark.
Disease Prevalence
| Disease / Condition | Redwood City | California Avg | US Average |
|---|---|---|---|
| Diabetes | 8.1% | 10.5% | 11.3% |
| Cancer | 5.2% | 6.3% | 6.9% |
| Heart Diseases | 4.3% | 6.4% | 7.1% |
| Adult Obesity | 25.0% | 30.6% | 34.3% |
The rate of heart disease in Redwood City is about 33% lower than in California. The rate of diabetes in Redwood City is about 23% lower than in California. The rate of obesity in Redwood City is about 18% lower than in California.
Health Behaviors
| Behavior | Redwood City | California Avg | US Average |
|---|---|---|---|
| Smokers | 10.1% | 13.9% | 19.0% |
| Binge Drinking | 18.9% | 18.0% | 16.5% |
| Sedentary Lifestyle | 17.6% | 21.9% | 25.1% |
The rate of smoking in Redwood City is about 27% lower than in California. The rate of sedentary lifestyle in Redwood City is about 19% lower than in California.
Assuming each smoker smokes 10 cigarettes a day, that's about 65,363 cigarettes a day, 2.0 million a month, or 23.9 million a year! At 11 minutes* of life lost per cigarette, that's about 718,998 minutes a day and 262.4 million a year lost to smoking overall - and since life expectancy in Redwood City is 81.5 years, that's roughly equivalent to 0.02 lifetimes a day, or 6.12 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 | Redwood City | California Avg | US Average |
|---|---|---|---|
| Air Pollution (μg/m³) | 7.07 | 7.63 | 6.09 |
With an annual average of 7.1 µg/m³ of fine particulate matter (PM2.5), air quality in Redwood City is good — generally safe air quality for the vast majority of residents.
Redwood City, CA Health Compared With Nearby Cities
Redwood City, CA is the largest of the 4 cities compared here, 82,255 residents against a local median of 32,669. Redwood City, CA's uninsured, at 4.5%, runs 102% above the 2.2% typical of the cities around it. That is the weaker end of the local range on this measure.
The cities themselves spread 3.1% on uninsured, so Redwood City, CA sits at one end of an already wide local range rather than apart from it. Redwood City, CA has the 4th lowest uninsured of the 4 areas compared here.
| Area | Population | Life expectancy | Uninsured | Obesity |
|---|---|---|---|---|
| Redwood City, CA | 82,255 | 81.5 yrs #4/4 | 4.5% #4/4 | 25.0% #4/4 |
| San Carlos, CA | 27,659 | 83.8 yrs | 0.7% | 21.8% |
| Foster City, CA | 32,669 | 83.8 yrs | 2.2% | 17.9% |
| Menlo Park, CA | 35,824 | 82.9 yrs | 3.7% | 23.8% |
Conclusion
Considering all these factors, Redwood City, California has an overall health index grade of A, making it somewhat better than California, and notably better than the country as a whole.
Frequently Asked Questions
Common questions about health in Redwood City, California.
What is the health grade for Redwood City, California?
Redwood City, California has a Map AI Health Index grade of A, based on life expectancy, disease rates, healthcare access, and the physical environment; an A grade means residents are much healthier than the U.S. average.
What is the average lifespan in Redwood City, California?
People in Redwood City, California can expect to live 81.5 years on average, 1.9 years longer than the California average of 79.6.
What percentage of Redwood City, California residents are uninsured?
4.5% of residents in Redwood City, California have no health insurance, about 1 in 22 people, 2.1 points below the California rate of 6.6%.
How common is obesity in Redwood City, California?
25.0% of adults in Redwood City, California are classified as obese, about 1 in 4, 5.6 points below the California rate of 30.6%.
How many cigarettes do smokers in Redwood City, California go through, and how much life does that cost?
Assuming each smoker smokes 10 cigarettes a day, that's about 65,363 cigarettes a day, 2.0 million a month, or 23.9 million a year! At 11 minutes* of life lost per cigarette, that's about 718,998 minutes a day and 262.4 million a year lost to smoking overall - and since life expectancy in Redwood City is 81.5 years, that's roughly equivalent to 0.02 lifetimes a day, or 6.12 lifetimes a year.
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