Bourn-Roth Estate · Photo: Sukuru · CC BY-SA 3.0On CDC estimates, Emerald Lake Hills is among the healthiest U.S. towns
Emerald Lake Hills differs from California on 23 of 32 measures CDC estimates: 22 better, 1 worse.
Modeled estimates for adults 18+, CDC’s own estimate for Emerald Lake Hills. How CDC estimates town health
What stands out about health in Emerald Lake Hills
Emerald Lake Hills is an active town
Only 13.1% of adults get no exercise outside work, vs 24.6% across California. Habits ↓
Cancer runs high in Emerald Lake Hills
1 in 10 adults have had cancer (9.9%), vs 6.4% across California. Conditions ↓
Against towns with similar incomes, Emerald Lake Hills’ lead shrinks
Emerald Lake Hills is healthier than 99% of U.S. towns, but 81% of the 436 towns with similar household incomes ($188K–$313K). Part of its edge is what towns with its incomes tend to have. Health Grade ↓
Emerald Lake Hills keeps up with checkups
It beats California on four of five routine checkups and screenings, including dentist visits (79.2% vs 62.8%) and cholesterol checks (91.7% 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 Emerald Lake Hills’ likely range.
What’s behind Emerald Lake Hills’ grade
On seven CDC estimates for adults, Emerald Lake Hills is among the healthiest U.S. towns, #5 of 847 in California. All seven estimates beat the typical U.S. town. The strongest is smoking (fewer adults who smoke than almost every town); the weakest is diabetes, still better than 95%.
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). Emerald Lake Hills’ median household income is $250,001; among the 436 U.S. towns within 25% of that ($188K–$313K), it’s healthier than 81%, about where its income would put it.
Everyday habits, side by side with California
Share of adults, with the California figure marked.
1.3 miles of trails across 1 park or preserve
Out of every 100 Emerald Lake Hills adults…
Emerald Lake Hills runs below CA on 5 of 12 conditions and above it on 1. Tap one to see it as people.
Keeping up with care
Share of Emerald Lake Hills adults getting routine care. The full ring is 100%; the dark tick marks California.
Care in and near Emerald Lake Hills
No hospital or community health center in Emerald Lake Hills 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 Emerald Lake Hills; ≈ marks a hospital located by its town, not its street. Shortage areas: HRSA Health Professional Shortage Areas.
How Emerald Lake Hills adults are doing
On 3 of 4 measures, Emerald Lake Hills does better than California.
3 in 10 Emerald Lake Hills 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.
3.9% of Emerald Lake Hills adults receive SNAP (food stamps), compared with 15.6% across California.
Emerald Lake Hills and the towns around it
How health changes across the town line.
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 |
|---|---|---|---|---|---|
| Emerald Lake Hills | A+ | 22.2% | 8.3% | 5.9% | CDC place |
| Redwood City | A | 24.7% | 8.8% | 8.5% | CDC place |
Same-state neighbors only, ordered by length of shared border.
Living with a disability
Shown without a better/worse judgment.
of Emerald Lake Hills adults live with a disability (California 30.4%). Walking or climbing stairs is the most common.
Every CDC estimate for Emerald Lake Hills
Share of adults, 40 measures, with CDC’s likely range.
On the 32 measures below that have a better and a worse direction, Emerald Lake Hills is better than California on 22 and worse on 1; on the rest, the California figure falls inside Emerald Lake Hills’ likely range, so we call them about the same. Disability and SNAP are described, not compared as better or worse.
| Adults who… | Emerald Lake Hills | CA | U.S. | vs CA |
|---|---|---|---|---|
| Overall health | ||||
| Fair or poor health | 11.9%10.1–13.9 | 22.1% | 19.4% | Better |
| Frequent physical distress (physical health not good 14+ days a month) | 9.5%8.3–10.9 | 13.4% | 13% | Better |
| Frequent mental distress (mental health not good 14+ days a month) | 12.1%10.5–13.7 | 16.4% | 15.9% | Better |
| Conditions | ||||
| Obesity | 22.2%17.6–26.9 | 27.8% | 32.9% | Better |
| Diabetes | 8.3%7.1–9.6 | 11.7% | 12% | Better |
| High blood pressure | 29.3%25.8–32.7 | 30.5% | 34.4% | About the same |
| High cholesterol (adults screened in 5 years) | 38.4%34.3–42.2 | 35.4% | 37.1% | About the same |
| Arthritis | 23.2%20.3–26 | 20.8% | 25.3% | About the same |
| Asthma | 9.2%8.1–10.3 | 9.3% | 9.9% | About the same |
| Cancer, other than skin cancer | 9.9%8.9–10.9 | 6.4% | 7.9% | Worse |
| Coronary heart disease | 5%4.4–5.7 | 5.6% | 6.4% | About the same |
| COPD | 3.7%3.1–4.5 | 5.1% | 6.3% | Better |
| Stroke | 2.4%2.1–2.7 | 3.1% | 3.4% | Better |
| Lost all teeth (ages 65+) | 2.3%1.8–2.9 | 10.6% | 12.3% | Better |
| Habits | ||||
| Smoke cigarettes | 5.9%4.6–7.5 | 10.9% | 11.8% | Better |
| No exercise outside work | 13.1%10.7–15.8 | 24.6% | 24.7% | Better |
| Binge drinking | 16.8%14–19.6 | 15.3% | 15.4% | About the same |
| Sleep under 7 hours | 24%19.9–28.5 | 35.1% | 36% | Better |
| Checkups and coverage | ||||
| No health insurance (ages 18–64) | 2.8%2.3–3.5 | 10.6% | 11% | Better |
| Checkup in the past year | 74.6%70.7–77.8 | 71.9% | 77.4% | About the same |
| Dentist visit in the past year | 79.2%76.5–81.7 | 62.8% | 63.2% | Better |
| Cholesterol check in 5 years | 91.7%90.4–92.8 | 85.4% | 87.1% | Better |
| Taking blood pressure medicine (adults with high blood pressure) | 74.4%70.6–77.7 | 71.3% | 76.5% | About the same |
| Colorectal cancer screening (ages 45–75) | 71.9%67.6–75.9 | 57.5% | 65.5% | Better |
| Mammogram in 2 years (women 50–74) | 82.3%76.2–87.3 | 75.7% | 76.4% | Better |
| Mind and connection | ||||
| Ever told they have depression | 20.6%17.6–23.7 | 20.1% | 20.6% | About the same |
| Feel lonely | 29.8%25.7–34.2 | 37.3% | 32.5% | Better |
| Lack social and emotional support | 19.4%16.5–22.6 | 28.6% | 23.6% | Better |
| Everyday needs | ||||
| Worried about having enough food | 5.1%4–6.5 | 17.9% | 15% | Better |
| Worried about keeping housing | 5%4.1–6.1 | 14.9% | 12% | Better |
| Threatened with a utility shut-off | 2.8%2.3–3.4 | 7.3% | 7.6% | Better |
| Lack reliable transportation | 3.6%3.1–4.3 | 9.3% | 7.9% | Better |
| Received SNAP (food stamps) | 3.9%3–5.2 | 15.6% | 11.6% | Lower |
| Disability | ||||
| Any disability | 20.2%17.3–23.3 | 30.4% | 30.1% | Lower |
| Difficulty walking or climbing stairs | 8.8%7.4–10.5 | 13.8% | 13.6% | Lower |
| Difficulty concentrating or remembering | 8.5%7.3–9.8 | 14.6% | 13.9% | Lower |
| Hearing difficulty | 5.1%4.5–5.8 | 5.9% | 6.7% | Lower |
| Vision difficulty | 2.5%2.2–2.9 | 5.6% | 5.4% | Lower |
| Difficulty doing errands alone | 4.5%3.9–5.3 | 8.1% | 7.9% | Lower |
| Difficulty dressing or bathing | 2.1%1.8–2.4 | 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 Emerald Lake Hills
Is Emerald Lake Hills a healthy place to live?
On seven CDC estimates for adults, Emerald Lake Hills is among the healthiest U.S. towns: A+ for health, #5 of 847 in California. Among U.S. towns with similar household incomes it’s healthier than 81%. These are modeled estimates of who lives there, not a measure of local care or habits alone.
What is the obesity rate in Emerald Lake Hills?
CDC estimates 22.2% 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 Emerald Lake Hills?
Kaiser Foundation Hospital - Redwood City in Redwood City, 2.8 miles in a straight line from Emerald Lake Hills’ center point, is the nearest general hospital with an emergency room; Medicare rates it 4 of 5 stars.
How many people in Emerald Lake Hills have no health insurance?
CDC estimates 2.8% of adults ages 18–64 have no health insurance (likely 2.3–3.5%), 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 Emerald Lake Hills more than anything measured there. Even at the ends of CDC’s ranges the grade stays A+.
Neighbors talk health
Doctors taking patients, urgent care, staying active in Emerald Lake Hills.
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.