On CDC estimates, Castaic is healthier than 85% of U.S. towns
Castaic differs from California on 17 of 32 measures CDC estimates: 16 better, 1 worse.
Modeled estimates for adults 18+, CDC’s own estimate for Castaic. How CDC estimates town health
What stands out about health in Castaic
Against towns with similar incomes, Castaic’s lead shrinks
Castaic is healthier than 85% of U.S. towns, but 57% of the 4,561 towns with similar household incomes ($97K–$162K). Part of its edge is what towns with its incomes tend to have. Health Grade ↓
Binge drinking is the habit Castaic doesn’t win on
17.4% of adults binge drink, vs 15.3% across California, even though more of them exercise. Habits ↓
Fewer Castaic adults struggle to make ends meet
Worries about food, housing, utility bills and getting around all run below California. 1 in 8 adults worry about having enough food, vs 1 in 6 adults statewide. Everyday needs ↓
Castaic is an active town
Only 19.4% of adults get no exercise outside work, vs 24.6% across California. Habits ↓
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 Castaic’s likely range.
What’s behind Castaic’s grade
On seven CDC estimates for adults, Castaic is healthier than 85% of U.S. towns, #202 of 847 in California. All seven estimates beat the typical U.S. town. The strongest is obesity (fewer adults with obesity than 96% of towns); the weakest is fair or poor health, still better than 63%.
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). Castaic’s median household income is $129,863; among the 4,561 U.S. towns within 25% of that ($97K–$162K), it’s healthier than 57%, about where its income would put it.
Everyday habits, side by side with California
Share of adults, with the California figure marked.
0.4 miles of trails across 4 parks and preserves
Making ends meet
Needs that shape health as much as any doctor visit: food, housing, utilities and a way to get around.
10.6% of Castaic adults receive SNAP (food stamps), compared with 15.6% across California.
Out of every 100 Castaic adults…
Castaic runs below CA on 7 of 12 conditions. Tap one to see it as people.
Only 12% of Castaic residents are 65 or older, vs 16% across California. Heart disease, COPD and stroke run low partly because the town is young.
Care in and near Castaic
No hospital or community health center in Castaic 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 Castaic; ≈ marks a hospital located by its town, not its street. Shortage areas: HRSA Health Professional Shortage Areas.
Keeping up with care
Share of Castaic adults getting routine care. The full ring is 100%; the dark tick marks California.
How Castaic adults are doing
About the same as California on each measure.
2 in 5 Castaic 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.
Castaic and the towns around it
How health changes across the town line.
Health next door
| Town | Health | Obesity | Diabetes | Smoking | Figures from |
|---|---|---|---|---|---|
| Castaic | A− | 24.5% | 9.7% | 9.8% | CDC place |
| Hasley Canyon | B | 27.5% | 11.8% | 12.5% | CDC place |
Same-state neighbors only, ordered by length of shared border.
Living with a disability
Shown without a better/worse judgment.
of Castaic adults live with a disability (California 30.4%). Thinking or memory is the most common.
Every CDC estimate for Castaic
Share of adults, 40 measures, with CDC’s likely range.
On the 32 measures below that have a better and a worse direction, Castaic is better than California on 16 and worse on 1; on the rest, the California figure falls inside Castaic’s likely range, so we call them about the same. Disability and SNAP are described, not compared as better or worse.
| Adults who… | Castaic | CA | U.S. | vs CA |
|---|---|---|---|---|
| Overall health | ||||
| Fair or poor health | 17.9%16.2–19.5 | 22.1% | 19.4% | Better |
| Frequent physical distress (physical health not good 14+ days a month) | 12.3%11.1–13.4 | 13.4% | 13% | About the same |
| Frequent mental distress (mental health not good 14+ days a month) | 16%14.5–17.4 | 16.4% | 15.9% | About the same |
| Conditions | ||||
| Obesity | 24.5%21.9–27.2 | 27.8% | 32.9% | Better |
| Diabetes | 9.7%8.7–10.8 | 11.7% | 12% | Better |
| High blood pressure | 27.2%25.2–29.2 | 30.5% | 34.4% | Better |
| High cholesterol (adults screened in 5 years) | 35.8%33.5–38.1 | 35.4% | 37.1% | About the same |
| Arthritis | 19.4%17.8–21 | 20.8% | 25.3% | About the same |
| Asthma | 9.4%8.5–10.3 | 9.3% | 9.9% | About the same |
| Cancer, other than skin cancer | 6.4%5.8–6.9 | 6.4% | 7.9% | About the same |
| Coronary heart disease | 4.3%3.9–4.8 | 5.6% | 6.4% | Better |
| COPD | 4.2%3.7–4.7 | 5.1% | 6.3% | Better |
| Stroke | 2.6%2.4–2.8 | 3.1% | 3.4% | Better |
| Lost all teeth (ages 65+) | 6.2%5.1–7.5 | 10.6% | 12.3% | Better |
| Habits | ||||
| Smoke cigarettes | 9.8%8.5–11 | 10.9% | 11.8% | About the same |
| No exercise outside work | 19.4%17.4–21.5 | 24.6% | 24.7% | Better |
| Binge drinking | 17.4%15.6–19.4 | 15.3% | 15.4% | Worse |
| Sleep under 7 hours | 33.9%31.1–36.7 | 35.1% | 36% | About the same |
| Checkups and coverage | ||||
| No health insurance (ages 18–64) | 6.8%5.8–7.8 | 10.6% | 11% | Better |
| Checkup in the past year | 72.1%69.7–74.4 | 71.9% | 77.4% | About the same |
| Dentist visit in the past year | 69.5%67.2–71.6 | 62.8% | 63.2% | Better |
| Cholesterol check in 5 years | 86.9%85.6–88.2 | 85.4% | 87.1% | Better |
| Taking blood pressure medicine (adults with high blood pressure) | 70.2%67.3–72.8 | 71.3% | 76.5% | About the same |
| Colorectal cancer screening (ages 45–75) | 58.1%54.5–61.2 | 57.5% | 65.5% | About the same |
| Mammogram in 2 years (women 50–74) | 78.1%73.4–82.1 | 75.7% | 76.4% | About the same |
| Mind and connection | ||||
| Ever told they have depression | 20.8%18.9–22.8 | 20.1% | 20.6% | About the same |
| Feel lonely | 38.7%36.1–41.7 | 37.3% | 32.5% | About the same |
| Lack social and emotional support | 28.1%25.8–30.7 | 28.6% | 23.6% | About the same |
| Everyday needs | ||||
| Worried about having enough food | 12.7%11.3–14.3 | 17.9% | 15% | Better |
| Worried about keeping housing | 11.9%10.6–13.3 | 14.9% | 12% | Better |
| Threatened with a utility shut-off | 5.2%4.6–6 | 7.3% | 7.6% | Better |
| Lack reliable transportation | 7.1%6.3–7.9 | 9.3% | 7.9% | Better |
| Received SNAP (food stamps) | 10.6%9.3–12.1 | 15.6% | 11.6% | Lower |
| Disability | ||||
| Any disability | 26.2%23.9–28.4 | 30.4% | 30.1% | Lower |
| Difficulty walking or climbing stairs | 11.1%10–12.3 | 13.8% | 13.6% | Lower |
| Difficulty concentrating or remembering | 13.2%11.9–14.5 | 14.6% | 13.9% | Lower |
| Hearing difficulty | 4.7%4.2–5.2 | 5.9% | 6.7% | Lower |
| Vision difficulty | 4.2%3.8–4.6 | 5.6% | 5.4% | Lower |
| Difficulty doing errands alone | 6.8%6.1–7.5 | 8.1% | 7.9% | Lower |
| Difficulty dressing or bathing | 3.2%2.9–3.5 | 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 Castaic
Is Castaic a healthy place to live?
On seven CDC estimates for adults, Castaic is healthier than 85% of U.S. towns: A− for health, #202 of 847 in California. Among U.S. towns with similar household incomes it’s healthier than 57%. These are modeled estimates of who lives there, not a measure of local care or habits alone.
What is the obesity rate in Castaic?
CDC estimates 24.5% of adults have obesity, likely between 21.9% and 27.2%, against 27.8% across California and 32.9% nationally.
What hospital is closest to Castaic?
Adventist Health Simi Valley in Simi Valley, 14.5 miles in a straight line from Castaic’s center point, is the nearest general hospital with an emergency room; Medicare rates it 2 of 5 stars.
How many people in Castaic have no health insurance?
CDC estimates 6.8% of adults ages 18–64 have no health insurance (likely 5.8–7.8%), 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 Castaic more than anything measured there. At the ends of CDC’s ranges the grade could be anywhere from B+ to A.
Neighbors talk health
Doctors taking patients, urgent care, staying active in Castaic.
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.