Colony House · Photo: Los Angeles · CC BY-SA 3.0On CDC estimates, Simi Valley as a whole is healthier than 80% of U.S. towns
Simi Valley differs from California on 14 of 32 measures CDC estimates: 13 better, 1 worse.
Modeled estimates for adults 18+, CDC’s own estimate for Simi Valley. How CDC estimates town health
What stands out about health in Simi Valley
Against towns with similar incomes, Simi Valley’s lead shrinks
Simi Valley is healthier than 80% of U.S. towns, but 52% of the 5,438 towns with similar household incomes ($92K–$153K). Part of its edge is what towns with its incomes tend to have. Health Grade ↓
Simi Valley keeps up with checkups
It beats California on three of five routine checkups and screenings, including dentist visits (67.6% vs 62.8%) and cholesterol checks (87.6% vs 85.4%). Checkups ↓
Cancer runs high in Simi Valley
1 in 13 adults have had cancer (7.6%), vs 6.4% across California. Conditions ↓
Fewer Simi Valley 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 ↓
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 Simi Valley’s likely range; at the ends of CDC’s ranges the grade could be anywhere from B to A.
What’s behind Simi Valley’s grade
On seven CDC estimates for adults, Simi Valley is healthier than 80% of U.S. towns, #262 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 53%.
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). Simi Valley’s median household income is $122,081; among the 5,438 U.S. towns within 25% of that ($92K–$153K), it’s healthier than 52%, about where its income would put it.
At 124,861 residents, Simi Valley is graded like any town, from one citywide estimate; its rank among the 395 U.S. cities over 100,000 is the fairer comparison.
Keeping up with care
Share of Simi Valley adults getting routine care. The full ring is 100%; the dark tick marks California.
Making ends meet
Needs that shape health as much as any doctor visit: food, housing, utilities and a way to get around.
10.5% of Simi Valley adults receive SNAP (food stamps), compared with 15.6% across California.
Out of every 100 Simi Valley adults…
Simi Valley runs below CA on 1 of 12 conditions and above it on 1. Tap one to see it as people.
Care in and near Simi Valley
1 hospital and 2 community health centers in Simi Valley, plus the nearest just outside it.
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 Simi Valley; ≈ marks a hospital located by its town, not its street. Shortage areas: HRSA Health Professional Shortage Areas.
Everyday habits, side by side with California
Share of adults, with the California figure marked.
80 miles of trails across 48 parks and preserves
How Simi Valley adults are doing
On 2 of 4 measures, Simi Valley does better than California.
1 in 3 Simi Valley 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.
Simi Valley and the towns around it
Simi Valley’s Health Grade ranks 4th of 4 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 |
|---|---|---|---|---|---|
| Simi Valley | A− | 24.4% | 10.3% | 10.1% | CDC place |
| Santa Susana | A− | 24.9% | 10.6% | 10% | CDC place |
| Thousand Oaks | A | 23% | 10.1% | 8.6% | CDC place |
| Moorpark | A | 23.8% | 9.5% | 8.9% | CDC place |
Same-state neighbors only, ordered by length of shared border.
Living with a disability
Shown without a better/worse judgment.
of Simi Valley adults live with a disability (California 30.4%). Thinking or memory is the most common.
Every CDC estimate for Simi Valley
Share of adults, 40 measures, with CDC’s likely range.
On the 32 measures below that have a better and a worse direction, Simi Valley is better than California on 13 and worse on 1; on the rest, the California figure falls inside Simi Valley’s likely range, so we call them about the same. Disability and SNAP are described, not compared as better or worse.
| Adults who… | Simi Valley | CA | U.S. | vs CA |
|---|---|---|---|---|
| Overall health | ||||
| Fair or poor health | 19.1%17.1–21.3 | 22.1% | 19.4% | Better |
| Frequent physical distress (physical health not good 14+ days a month) | 12.4%11.1–13.9 | 13.4% | 13% | About the same |
| Frequent mental distress (mental health not good 14+ days a month) | 16.3%14.6–18.1 | 16.4% | 15.9% | About the same |
| Conditions | ||||
| Obesity | 24.4%20–29.3 | 27.8% | 32.9% | About the same |
| Diabetes | 10.3%9–11.7 | 11.7% | 12% | About the same |
| High blood pressure | 29.8%26.6–33.1 | 30.5% | 34.4% | About the same |
| High cholesterol (adults screened in 5 years) | 35.7%32.1–39.5 | 35.4% | 37.1% | About the same |
| Arthritis | 21%18.7–23.6 | 20.8% | 25.3% | About the same |
| Asthma | 9.8%8.7–11 | 9.3% | 9.9% | About the same |
| Cancer, other than skin cancer | 7.6%6.9–8.3 | 6.4% | 7.9% | Worse |
| Coronary heart disease | 5.3%4.8–5.9 | 5.6% | 6.4% | About the same |
| COPD | 5%4.5–5.5 | 5.1% | 6.3% | About the same |
| Stroke | 2.9%2.7–3.1 | 3.1% | 3.4% | About the same |
| Lost all teeth (ages 65+) | 7.7%6.2–9.3 | 10.6% | 12.3% | Better |
| Habits | ||||
| Smoke cigarettes | 10.1%8.8–11.6 | 10.9% | 11.8% | About the same |
| No exercise outside work | 20.9%17.9–24.1 | 24.6% | 24.7% | Better |
| Binge drinking | 16.3%13.8–19.2 | 15.3% | 15.4% | About the same |
| Sleep under 7 hours | 33.1%28.7–37.9 | 35.1% | 36% | About the same |
| Checkups and coverage | ||||
| No health insurance (ages 18–64) | 7.4%6.4–8.4 | 10.6% | 11% | Better |
| Checkup in the past year | 74.3%70.8–77.5 | 71.9% | 77.4% | About the same |
| Dentist visit in the past year | 67.6%64.6–70.5 | 62.8% | 63.2% | Better |
| Cholesterol check in 5 years | 87.6%86.1–88.9 | 85.4% | 87.1% | Better |
| Taking blood pressure medicine (adults with high blood pressure) | 70.9%67.4–74.1 | 71.3% | 76.5% | About the same |
| Colorectal cancer screening (ages 45–75) | 62.9%58.5–67.2 | 57.5% | 65.5% | Better |
| Mammogram in 2 years (women 50–74) | 76.6%70.3–82.4 | 75.7% | 76.4% | About the same |
| Mind and connection | ||||
| Ever told they have depression | 21.5%18.6–24.5 | 20.1% | 20.6% | About the same |
| Feel lonely | 32.7%28.4–36.9 | 37.3% | 32.5% | Better |
| Lack social and emotional support | 23.3%20.1–26.3 | 28.6% | 23.6% | Better |
| Everyday needs | ||||
| Worried about having enough food | 12.4%10.7–14 | 17.9% | 15% | Better |
| Worried about keeping housing | 11.2%9.7–12.7 | 14.9% | 12% | Better |
| Threatened with a utility shut-off | 5.6%4.8–6.3 | 7.3% | 7.6% | Better |
| Lack reliable transportation | 7.1%6.2–7.9 | 9.3% | 7.9% | Better |
| Received SNAP (food stamps) | 10.5%9.2–11.8 | 15.6% | 11.6% | Lower |
| Disability | ||||
| Any disability | 27.9%24.8–31.4 | 30.4% | 30.1% | About the same |
| Difficulty walking or climbing stairs | 12.3%10.9–13.8 | 13.8% | 13.6% | About the same |
| Difficulty concentrating or remembering | 13.1%11.8–14.6 | 14.6% | 13.9% | About the same |
| Hearing difficulty | 5.8%5.2–6.5 | 5.9% | 6.7% | About the same |
| Vision difficulty | 4.4%4–4.7 | 5.6% | 5.4% | Lower |
| Difficulty doing errands alone | 7.1%6.4–7.8 | 8.1% | 7.9% | Lower |
| Difficulty dressing or bathing | 3.2%3–3.5 | 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 Simi Valley
Is Simi Valley a healthy place to live?
On seven CDC estimates for adults, Simi Valley is healthier than 80% of U.S. towns: A− for health, #262 of 847 in California. Among U.S. towns with similar household incomes it’s healthier than 52%. These are modeled estimates of who lives there, not a measure of local care or habits alone.
What is the obesity rate in Simi Valley?
CDC estimates 24.4% of adults have obesity, likely between 20% and 29.3%, against 27.8% across California and 32.9% nationally.
What hospital is closest to Simi Valley?
Adventist Health Simi Valley in Simi Valley, 1.5 miles in a straight line from Simi Valley’s center point, is the nearest general hospital with an emergency room; Medicare rates it 2 of 5 stars.
How many people in Simi Valley have no health insurance?
CDC estimates 7.4% of adults ages 18–64 have no health insurance (likely 6.4–8.4%), 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 Simi Valley 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 Simi Valley.
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.