Johnsville, CA health
Johnsville differs from California on 24 of 40 measures. It has fewer uninsured adults (4.9% vs 10.6%) and fewer adults facing housing insecurity (7.8% vs 14.9%). Where it trails the state: more adults who have had cancer (14.6% vs 6.4%).
CDC PLACES 2025 · adults 18+ · ZIP code 96103 (all of Johnsville)Not graded
CDC doesn't publish all seven estimates the grade is built on for Johnsville, so we show its figures without a grade.
How Johnsville compares with California
Each theme counts how many of its measures are better, worse or too close to call against the state. Tap one to jump to it.
Chronic conditions
Habits
Care & screenings
Mind & connection
Everyday needs
Disability
Out of every 100 Johnsville adults…
Bars show Johnsville; the black tick is California. Tap a condition to see it as people.
Everyday habits, side by side with the state
CA 24.6%
CA 35.1%
CA 15.3%
CA 10.9%
Keeping up with care
Share of Johnsville adults getting routine care. The full ring is 100%; the dark tick marks California.
How Johnsville adults are doing
Making ends meet
Needs that shape health as much as any doctor visit: food, housing, utilities and a way to get around.
11% of Johnsville adults receive SNAP (food stamps), compared with 15.6% across California.
Living with a disability
of Johnsville adults live with a disability (California 30.4%). Walking or climbing stairs is the most common.
Black tick: California. Shown without a better/worse judgment.
Johnsville and the towns around it
Pick a measure to shade the map. Darker is worse for health.
Obesity
Nearby towns are shaded from CDC's estimates for their ZIP codes, or CDC's own figure for cities and villages.
Care in and near Johnsville
No hospital or community health center in Johnsville 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 Johnsville. Shortage areas: HRSA Health Professional Shortage Areas (a “population” designation covers specific residents, such as those with low incomes).
All 40 measures for Johnsville
| Measure | Johnsville | Margin | California | |
|---|---|---|---|---|
| Chronic conditions | ||||
| High blood pressure | 45.9% | 40.8–50.5% | 30.5% | worse |
| High cholesterol | 45.7% | 40.7–50.7% | 35.4% | worse |
| Obesity | 29.8% | 22.6–37.7% | 27.8% | about the same |
| Arthritis | 38.1% | 33.8–42.3% | 20.8% | worse |
| Depression | 21.9% | 18.5–25.4% | 20.1% | about the same |
| Lost all teeth (65+) | 8.2% | 6.5–10.1% | 10.6% | better |
| Asthma | 10.4% | 9.2–11.6% | 9.3% | about the same |
| Cancer (not skin) | 14.6% | 13.2–16% | 6.4% | worse |
| Diabetes | 15.4% | 13.2–17.6% | 11.7% | worse |
| COPD | 9.7% | 8.4–11.1% | 5.1% | worse |
| Heart disease | 10.8% | 9.6–12.1% | 5.6% | worse |
| Stroke | 5.3% | 4.7–5.8% | 3.1% | worse |
| Habits | ||||
| Smoke cigarettes | 12.3% | 10.3–14.3% | 10.9% | about the same |
| Binge drink | 12.2% | 9.9–14.7% | 15.3% | better |
| Get no exercise | 24.2% | 19.6–28.7% | 24.6% | about the same |
| Sleep under 7 hours | 30.1% | 23.8–36.9% | 35.1% | about the same |
| Care & screenings | ||||
| Yearly checkup | 81% | 77.7–84% | 71.9% | better |
| Dentist visit | 67.2% | 63.5–70.7% | 62.8% | better |
| Cholesterol check | 92.2% | 91.1–93.2% | 85.4% | better |
| Colon screening | 73.6% | 68.5–78.2% | 57.5% | better |
| Mammogram | 76.6% | 68.4–83.3% | 75.7% | about the same |
| Taking BP meds | 82% | 78.7–84.8% | 71.3% | better |
| No health insurance | 4.9% | 4.2–5.8% | 10.6% | better |
| Mind & connection | ||||
| Feel lonely | 30.2% | 25.2–35.1% | 37.3% | better |
| Lack emotional support | 21.2% | 17.9–24.5% | 28.6% | better |
| Frequent mental distress | 14.5% | 12.7–16.3% | 16.4% | better |
| Fair or poor health | 22.8% | 19.6–25.9% | 22.1% | about the same |
| Frequent physical distress | 16.5% | 14.4–18.6% | 13.4% | worse |
| Everyday needs | ||||
| Food insecurity | 10.2% | 8.6–12.1% | 17.9% | better |
| Housing insecurity | 7.8% | 6.5–9% | 14.9% | better |
| Utility shut-off threat | 4.9% | 4.2–5.7% | 7.3% | better |
| No reliable transportation | 6% | 5.2–6.8% | 9.3% | better |
| Receive SNAP | 11% | 9.2–13% | 15.6% | |
| Disability | ||||
| Any disability | 36.9% | 31.9–41.5% | 30.4% | |
| Walking or climbing stairs | 20.3% | 17.4–23% | 13.8% | |
| Thinking or memory | 12.5% | 10.9–14.1% | 14.6% | |
| Hearing | 10.7% | 9.4–11.9% | 5.9% | |
| Vision | 5.5% | 4.9–6.1% | 5.6% | |
| Dressing or bathing | 4.8% | 4.2–5.3% | 3.9% | |
| Errands alone | 8.9% | 7.7–10% | 8.1% | |
How CDC estimates town health
CDC PLACES: Local Data for Better Health, 2025 release. The California figure combines its counties, weighted by adult population.
Health estimates: CDC PLACES. Hospitals and star ratings: Medicare Care Compare (CMS). Health centers and shortage areas: HRSA. Town boundaries: U.S. Census Bureau.