Among U.S. towns with similar household incomes, Knightsen is healthier than 2%
Knightsen differs from California on 7 of 32 measures CDC estimates: 3 better, 4 worse.
Modeled estimates for adults 18+, CDC’s own estimate for Knightsen. How CDC estimates town health
What stands out about health in Knightsen
Against towns with similar incomes, Knightsen’s lead shrinks
Knightsen is healthier than 58% of U.S. towns, but 2% of the 1,452 towns with similar household incomes ($133K–$222K). Part of its edge is what towns with its incomes tend to have. Health Grade ↓
Cancer, COPD and heart disease run high in Knightsen
1 in 13 adults have had cancer (7.9%), vs 6.4% across California. 1 in 16 adults have COPD (6.1%), vs 5.1% across California. Heart disease is also above the state: 6.6%, vs 5.6% across California. In all, Knightsen runs above California on four of 11 chronic conditions. Conditions ↓
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 Knightsen’s likely range; at the ends of CDC’s ranges the grade could be anywhere from C to A−.
What’s behind Knightsen’s grade
On seven CDC estimates for adults, Knightsen is healthier than 58% of U.S. towns. Smoking holds the grade up (fewer adults who smoke than 79% of U.S. towns); fair or poor health pulls it down (better than 33%).
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). Knightsen’s median household income is $177,232; among the 1,452 U.S. towns within 25% of that ($133K–$222K), it’s healthier than 2%, less than its income alone would suggest.
Out of every 100 Knightsen adults…
Knightsen runs above CA on 4 of 12 conditions. Tap one to see it as people.
Only 13% of Knightsen residents are 65 or older, vs 16% across California. Age-related conditions run low partly because the town is young.
Care in and near Knightsen
No hospital or community health center in Knightsen 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 Knightsen; ≈ 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.
0.4 miles of trails across 1 park or preserve
Keeping up with care
Share of Knightsen adults getting routine care. The full ring is 100%; the dark tick marks California.
How Knightsen adults are doing
On 1 of 4 measures, Knightsen does better than California.
1 in 3 Knightsen 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.
13.5% of Knightsen adults receive SNAP (food stamps), compared with 15.6% across California.
Knightsen 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.
Living with a disability
Shown without a better/worse judgment.
of Knightsen adults live with a disability (California 30.4%). Thinking or memory is the most common.
Every CDC estimate for Knightsen
Share of adults, 40 measures, with CDC’s likely range.
On the 32 measures below that have a better and a worse direction, Knightsen is better than California on 3 and worse on 4; on the rest, the California figure falls inside Knightsen’s likely range, so we call them about the same. Disability and SNAP are described, not compared as better or worse.
| Adults who… | Knightsen | CA | U.S. | vs CA |
|---|---|---|---|---|
| Overall health | ||||
| Fair or poor health | 21.6%18.9–24.5 | 22.1% | 19.4% | About the same |
| Frequent physical distress (physical health not good 14+ days a month) | 14.3%12.7–16.1 | 13.4% | 13% | About the same |
| Frequent mental distress (mental health not good 14+ days a month) | 17.3%15.4–19.3 | 16.4% | 15.9% | About the same |
| Conditions | ||||
| Obesity | 31.6%26.7–36.7 | 27.8% | 32.9% | About the same |
| Diabetes | 11.6%10.1–13.2 | 11.7% | 12% | About the same |
| High blood pressure | 32.3%29.1–35.6 | 30.5% | 34.4% | About the same |
| High cholesterol (adults screened in 5 years) | 36.5%33–40 | 35.4% | 37.1% | About the same |
| Arthritis | 24.1%21.5–26.7 | 20.8% | 25.3% | Worse |
| Asthma | 10%8.8–11.2 | 9.3% | 9.9% | About the same |
| Cancer, other than skin cancer | 7.9%7.1–8.7 | 6.4% | 7.9% | Worse |
| Coronary heart disease | 6.6%5.8–7.4 | 5.6% | 6.4% | Worse |
| COPD | 6.1%5.2–7.1 | 5.1% | 6.3% | Worse |
| Stroke | 3.4%3–3.8 | 3.1% | 3.4% | About the same |
| Lost all teeth (ages 65+) | 11.3%9.2–13.6 | 10.6% | 12.3% | About the same |
| Habits | ||||
| Smoke cigarettes | 11.5%9.6–13.5 | 10.9% | 11.8% | About the same |
| No exercise outside work | 25.2%21.7–29.1 | 24.6% | 24.7% | About the same |
| Binge drinking | 17.1%14.4–19.9 | 15.3% | 15.4% | About the same |
| Sleep under 7 hours | 35.2%30.5–39.9 | 35.1% | 36% | About the same |
| Checkups and coverage | ||||
| No health insurance (ages 18–64) | 9.4%7.9–11.3 | 10.6% | 11% | About the same |
| Checkup in the past year | 71%67.4–74.4 | 71.9% | 77.4% | About the same |
| Dentist visit in the past year | 63%59.7–66.1 | 62.8% | 63.2% | About the same |
| Cholesterol check in 5 years | 86%84–87.7 | 85.4% | 87.1% | About the same |
| Taking blood pressure medicine (adults with high blood pressure) | 72.1%68.8–75.2 | 71.3% | 76.5% | About the same |
| Colorectal cancer screening (ages 45–75) | 64.8%60.4–69.1 | 57.5% | 65.5% | Better |
| Mammogram in 2 years (women 50–74) | 72.5%64.9–79.3 | 75.7% | 76.4% | About the same |
| Mind and connection | ||||
| Ever told they have depression | 21.9%19.1–25 | 20.1% | 20.6% | About the same |
| Feel lonely | 34.8%30.6–39.2 | 37.3% | 32.5% | About the same |
| Lack social and emotional support | 24%20.7–27.3 | 28.6% | 23.6% | Better |
| Everyday needs | ||||
| Worried about having enough food | 14.8%12.3–17.4 | 17.9% | 15% | Better |
| Worried about keeping housing | 12.9%11–14.9 | 14.9% | 12% | About the same |
| Threatened with a utility shut-off | 6.8%5.8–7.9 | 7.3% | 7.6% | About the same |
| Lack reliable transportation | 8.6%7.5–9.9 | 9.3% | 7.9% | About the same |
| Received SNAP (food stamps) | 13.5%11.2–15.9 | 15.6% | 11.6% | About the same |
| Disability | ||||
| Any disability | 31.3%27.7–35.1 | 30.4% | 30.1% | About the same |
| Difficulty walking or climbing stairs | 14.3%12.4–16.4 | 13.8% | 13.6% | About the same |
| Difficulty concentrating or remembering | 14.8%13–16.7 | 14.6% | 13.9% | About the same |
| Hearing difficulty | 7.1%6.2–7.9 | 5.9% | 6.7% | Higher |
| Vision difficulty | 5.5%4.9–6.1 | 5.6% | 5.4% | About the same |
| Difficulty doing errands alone | 8.5%7.5–9.7 | 8.1% | 7.9% | About the same |
| Difficulty dressing or bathing | 4.1%3.6–4.6 | 3.9% | 3.8% | About the same |
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 Knightsen
Is Knightsen a healthy place to live?
On seven CDC estimates for adults, Knightsen is healthier than 58% of U.S. towns: ≈ B for health. These are modeled estimates of who lives there, not a measure of local care or habits alone.
What is the obesity rate in Knightsen?
CDC estimates 31.6% of adults have obesity, likely between 26.7% and 36.7%, against 27.8% across California and 32.9% nationally.
What hospital is closest to Knightsen?
Kaiser Foundation Hospital - Antioch in Antioch, 6.9 miles in a straight line from Knightsen’s center point, is the nearest general hospital with an emergency room; Medicare rates it 1 of 5 stars.
How many people in Knightsen have no health insurance?
CDC estimates 9.4% of adults ages 18–64 have no health insurance (likely 7.9–11.3%), 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 Knightsen more than anything measured there. At the ends of CDC’s ranges the grade could be anywhere from C to A−.
Neighbors talk health
Doctors taking patients, urgent care, staying active in Knightsen.
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.