Photo: CityofSanCarlos · CC BY-SA 4.0On CDC estimates, San Carlos is healthier than 98% of U.S. towns
San Carlos differs from California on 23 of 32 measures CDC estimates: 22 better, 1 worse.
Modeled estimates for adults 18+, CDC’s own estimate for San Carlos. How CDC estimates town health
What stands out about health in San Carlos
Against towns with similar incomes, San Carlos’ lead shrinks
San Carlos is healthier than 98% of U.S. towns, but 60% of the 516 towns with similar household incomes ($178K–$297K). Part of its edge is what towns with its incomes tend to have. Health Grade ↓
San Carlos is an active town
Only 15.2% of adults get no exercise outside work, vs 24.6% across California. Habits ↓
Cancer runs high in San Carlos
1 in 12 adults have had cancer (8.5%), vs 6.4% across California. Conditions ↓
San Carlos keeps up with checkups
It beats California on three of five routine checkups and screenings, including dentist visits (75% vs 62.8%) and cholesterol checks (90.3% vs 85.4%). Checkups ↓
Written from the CDC, Medicare and HRSA data on this page. CDC PLACES 2025 release: modeled estimates for adults, not counts; “higher” and “lower” mean the California figure falls outside San Carlos’ likely range.
What’s behind San Carlos’ grade
On seven CDC estimates for adults, San Carlos is healthier than 98% of U.S. towns, #23 of 847 in California. All seven estimates beat the typical U.S. town. The strongest is obesity (fewer adults with obesity than 98% of towns); the weakest is fair or poor health, still better than 92%.
Health estimates follow income closely across the country: towns with higher household incomes usually score higher (a correlation of 0.77 across 21,157 graded towns). San Carlos’ median household income is $237,470; among the 516 U.S. towns within 25% of that ($178K–$297K), it’s healthier than 60%, about where its income would put it.
Everyday habits, side by side with California
Share of adults, with the California figure marked.
9.5 miles of trails across 13 parks and preserves
Out of every 100 San Carlos adults…
San Carlos runs below CA on 6 of 12 conditions and above it on 1. Tap one to see it as people.
Keeping up with care
Share of San Carlos adults getting routine care. The full ring is 100%; the dark tick marks California.
Care in and near San Carlos
No hospital or community health center in San Carlos itself. These are the nearest.
Hospitals: Medicare overall star ratings, 1–5. Community health centers charge on a sliding scale by income. Distances are straight-line from the center of San Carlos; ≈ marks a hospital located by its town, not its street. Shortage areas: HRSA Health Professional Shortage Areas.
How San Carlos adults are doing
On 3 of 4 measures, San Carlos does better than California.
1 in 3 San Carlos adults feel lonely. A hello is a start.
Groups are the easiest way in: a walking group, a book club, your street.
If you or someone you know is struggling, call or text 988, the Suicide & Crisis Lifeline. It’s free, confidential and open 24/7.
Making ends meet
Needs that shape health as much as any doctor visit: food, housing, utilities and a way to get around.
5.6% of San Carlos adults receive SNAP (food stamps), compared with 15.6% across California.
San Carlos and the towns around it
San Carlos has the best Health Grade of the 3 graded towns around it.
Nearby towns are shaded from CDC’s estimates for their ZIP codes, or CDC’s own figure for cities and villages.
Health next door
| Town | Health | Obesity | Diabetes | Smoking | Figures from |
|---|---|---|---|---|---|
| San Carlos | A+ | 22.3% | 8.4% | 7% | CDC place |
| Redwood City | A | 24.7% | 8.8% | 8.5% | CDC place |
| Belmont | A+ | 21.3% | 8.6% | 6.9% | CDC place |
Same-state neighbors only, ordered by length of shared border.
Living with a disability
Shown without a better/worse judgment.
of San Carlos adults live with a disability (California 30.4%). Thinking or memory is the most common.
Every CDC estimate for San Carlos
Share of adults, 40 measures, with CDC’s likely range.
On the 32 measures below that have a better and a worse direction, San Carlos is better than California on 22 and worse on 1; on the rest, the California figure falls inside San Carlos’ likely range, so we call them about the same. Disability and SNAP are described, not compared as better or worse.
| Adults who… | San Carlos | CA | U.S. | vs CA |
|---|---|---|---|---|
| Overall health | ||||
| Fair or poor health | 13.3%11.5–15 | 22.1% | 19.4% | Better |
| Frequent physical distress (physical health not good 14+ days a month) | 9.8%8.7–11.1 | 13.4% | 13% | Better |
| Frequent mental distress (mental health not good 14+ days a month) | 12.8%11.3–14.4 | 16.4% | 15.9% | Better |
| Conditions | ||||
| Obesity | 22.3%17.6–26.9 | 27.8% | 32.9% | Better |
| Diabetes | 8.4%7.2–9.5 | 11.7% | 12% | Better |
| High blood pressure | 28%24.5–31.2 | 30.5% | 34.4% | About the same |
| High cholesterol (adults screened in 5 years) | 36.6%32.5–40.4 | 35.4% | 37.1% | About the same |
| Arthritis | 21.3%18.6–23.9 | 20.8% | 25.3% | About the same |
| Asthma | 9.1%8–10.1 | 9.3% | 9.9% | About the same |
| Cancer, other than skin cancer | 8.5%7.7–9.2 | 6.4% | 7.9% | Worse |
| Coronary heart disease | 4.7%4.2–5.2 | 5.6% | 6.4% | Better |
| COPD | 3.7%3.2–4.2 | 5.1% | 6.3% | Better |
| Stroke | 2.4%2.2–2.6 | 3.1% | 3.4% | Better |
| Lost all teeth (ages 65+) | 4.7%3.7–5.8 | 10.6% | 12.3% | Better |
| Habits | ||||
| Smoke cigarettes | 7%5.9–8.1 | 10.9% | 11.8% | Better |
| No exercise outside work | 15.2%12.6–17.9 | 24.6% | 24.7% | Better |
| Binge drinking | 16.5%13.7–19.2 | 15.3% | 15.4% | About the same |
| Sleep under 7 hours | 26.1%21.7–30.8 | 35.1% | 36% | Better |
| Checkups and coverage | ||||
| No health insurance (ages 18–64) | 3.9%3.3–4.5 | 10.6% | 11% | Better |
| Checkup in the past year | 72.7%68.9–76 | 71.9% | 77.4% | About the same |
| Dentist visit in the past year | 75%72–77.7 | 62.8% | 63.2% | Better |
| Cholesterol check in 5 years | 90.3%89–91.4 | 85.4% | 87.1% | Better |
| Taking blood pressure medicine (adults with high blood pressure) | 72.3%68.4–75.5 | 71.3% | 76.5% | About the same |
| Colorectal cancer screening (ages 45–75) | 66.2%61.8–70.5 | 57.5% | 65.5% | Better |
| Mammogram in 2 years (women 50–74) | 79.8%73.3–85.3 | 75.7% | 76.4% | About the same |
| Mind and connection | ||||
| Ever told they have depression | 20.2%17.2–23.1 | 20.1% | 20.6% | About the same |
| Feel lonely | 31.6%27.4–36 | 37.3% | 32.5% | Better |
| Lack social and emotional support | 21.9%19–25 | 28.6% | 23.6% | Better |
| Everyday needs | ||||
| Worried about having enough food | 7.2%6.2–8.4 | 17.9% | 15% | Better |
| Worried about keeping housing | 6.7%5.7–7.7 | 14.9% | 12% | Better |
| Threatened with a utility shut-off | 3.6%3.1–4.1 | 7.3% | 7.6% | Better |
| Lack reliable transportation | 4.5%4–5.1 | 9.3% | 7.9% | Better |
| Received SNAP (food stamps) | 5.6%4.7–6.5 | 15.6% | 11.6% | Lower |
| Disability | ||||
| Any disability | 21.2%18.3–24.2 | 30.4% | 30.1% | Lower |
| Difficulty walking or climbing stairs | 9.2%7.9–10.4 | 13.8% | 13.6% | Lower |
| Difficulty concentrating or remembering | 9.4%8.3–10.5 | 14.6% | 13.9% | Lower |
| Hearing difficulty | 5%4.4–5.6 | 5.9% | 6.7% | Lower |
| Vision difficulty | 2.9%2.7–3.2 | 5.6% | 5.4% | Lower |
| Difficulty doing errands alone | 5%4.5–5.6 | 8.1% | 7.9% | Lower |
| Difficulty dressing or bathing | 2.2%2–2.4 | 3.9% | 3.8% | Lower |
Each figure is the share of adults 18+ unless the label says otherwise; small numbers after it are CDC’s likely range (95% interval). “About the same” means the California figure falls inside that range.
Questions about health in San Carlos
Is San Carlos a healthy place to live?
On seven CDC estimates for adults, San Carlos is healthier than 98% of U.S. towns: A+ for health, #23 of 847 in California. Among U.S. towns with similar household incomes it’s healthier than 60%. These are modeled estimates of who lives there, not a measure of local care or habits alone.
What is the obesity rate in San Carlos?
CDC estimates 22.3% of adults have obesity, likely between 17.6% and 26.9%, against 27.8% across California and 32.9% nationally.
What hospital is closest to San Carlos?
Kaiser Foundation Hospital - Redwood City in Redwood City, 2.4 miles in a straight line from San Carlos’ center point, is the nearest general hospital with an emergency room; Medicare rates it 4 of 5 stars.
How many people in San Carlos have no health insurance?
CDC estimates 3.9% of adults ages 18–64 have no health insurance (likely 3.3–4.5%), against 10.6% across California.
How accurate are these numbers?
They’re modeled estimates: CDC applies national survey answers to each area’s age, sex, race and education mix, so they describe who lives in San Carlos more than anything measured there. At the ends of CDC’s ranges the grade could be anywhere from A to A+.
Neighbors talk health
Doctors taking patients, urgent care, staying active in San Carlos.
Health estimates: CDC PLACES: Local Data for Better Health, 2025 release. The California figure combines its counties, weighted by adult population. Hospitals and star ratings: Medicare Care Compare (CMS). Health centers and shortage areas: HRSA. The Health Grade is our own summary of CDC’s estimates, not an official rating. Ages: U.S. Census Bureau, American Community Survey. Town boundaries: U.S. Census Bureau. This page isn’t medical advice. In an emergency, call 911.