On CDC estimates, Wonder Lake is healthier than 70% of U.S. towns
Wonder Lake beats Illinois on 5 of 32 measures CDC estimates, and trails on none.
Modeled estimates for adults 18+, CDC’s own estimate for Wonder Lake. How CDC estimates town health
What stands out about health in Wonder Lake
What’s behind Wonder Lake’s grade
On seven CDC estimates for adults, Wonder Lake is healthier than 70% of U.S. towns, #335 of 767 in Illinois. Diabetes holds the grade up (fewer adults with diabetes than 74% of U.S. towns); mental distress pulls it down (better than 50%).
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). Wonder Lake’s median household income is $94,655; among the 9,347 U.S. towns within 25% of that ($71K–$118K), it’s healthier than 63%, about where its income would put it.
Making ends meet
Needs that shape health as much as any doctor visit: food, housing, utilities and a way to get around.
10.8% of Wonder Lake adults receive SNAP (food stamps), compared with 13.8% across Illinois.
Out of every 100 Wonder Lake adults…
On every condition, Wonder Lake is about the same as Illinois. Tap one to see it as people.
Care in and near Wonder Lake
No hospital or community health center in Wonder Lake 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 Wonder Lake; ≈ marks a hospital located by its town, not its street. Shortage areas: HRSA Health Professional Shortage Areas (a “population” designation covers specific residents, such as those with low incomes).
Everyday habits, side by side with Illinois
Share of adults, with the Illinois figure marked.
6.7 miles of trails across 2 parks and preserves
Keeping up with care
Share of Wonder Lake adults getting routine care. The full ring is 100%; the dark tick marks Illinois.
How Wonder Lake adults are doing
About the same as Illinois on each measure.
1 in 3 Wonder Lake 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.
Wonder Lake and the towns around it
Wonder Lake’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 |
|---|---|---|---|---|---|
| Wonder Lake | B+ | 33.8% | 10.5% | 13.7% | CDC place |
| Greenwood | — | — | — | — | |
| Bull Valley | A− | 30.8% | 11.8% | 10.6% | CDC place |
| McHenry | B+ | 32.7% | 10.6% | 12.6% | CDC place |
| Johnsburg | B+ | 33.3% | 11.3% | 13.1% | CDC place |
| Ringwood | — | — | — | — |
Greenwood and Ringwood: fewer than 1,000 residents. Same-state neighbors only, ordered by length of shared border.
Living with a disability
Shown without a better/worse judgment.
of Wonder Lake adults live with a disability (Illinois 27.6%). Thinking or memory is the most common.
Every CDC estimate for Wonder Lake
Share of adults, 40 measures, with CDC’s likely range.
On the 32 measures below that have a better and a worse direction, Wonder Lake is better than Illinois on 5 and worse on 0; on the rest, the Illinois figure falls inside Wonder Lake’s likely range, so we call them about the same. Disability and SNAP are described, not compared as better or worse.
| Adults who… | Wonder Lake | IL | U.S. | vs IL |
|---|---|---|---|---|
| Overall health | ||||
| Fair or poor health | 17.4%14.8–20.1 | 18.6% | 19.4% | About the same |
| Frequent physical distress (physical health not good 14+ days a month) | 12.6%11–14.4 | 12.2% | 13% | About the same |
| Frequent mental distress (mental health not good 14+ days a month) | 17.1%14.9–19.3 | 15.6% | 15.9% | About the same |
| Conditions | ||||
| Obesity | 33.8%27.5–40.6 | 34% | 32.9% | About the same |
| Diabetes | 10.5%9–12.3 | 11.7% | 12% | About the same |
| High blood pressure | 33.8%29.9–38 | 33% | 34.4% | About the same |
| High cholesterol (adults screened in 5 years) | 35.1%30.9–39.3 | 35.4% | 37.1% | About the same |
| Arthritis | 26.5%23.4–29.9 | 24.2% | 25.3% | About the same |
| Asthma | 10.2%8.9–11.5 | 9.9% | 9.9% | About the same |
| Cancer, other than skin cancer | 8.2%7.3–9 | 7.6% | 7.9% | About the same |
| Coronary heart disease | 5.8%5.1–6.5 | 5.9% | 6.4% | About the same |
| COPD | 6.6%5.7–7.6 | 6.3% | 6.3% | About the same |
| Stroke | 3%2.7–3.3 | 3.3% | 3.4% | About the same |
| Lost all teeth (ages 65+) | 9.6%7.6–11.8 | 10.3% | 12.3% | About the same |
| Habits | ||||
| Smoke cigarettes | 13.7%11.4–16.2 | 12.1% | 11.8% | About the same |
| No exercise outside work | 22%18–26.4 | 23% | 24.7% | About the same |
| Binge drinking | 19.5%16.3–23.1 | 17.8% | 15.4% | About the same |
| Sleep under 7 hours | 32.5%26.8–38.7 | 35.4% | 36% | About the same |
| Checkups and coverage | ||||
| No health insurance (ages 18–64) | 7.8%6.5–9.3 | 9.9% | 11% | Better |
| Checkup in the past year | 76.4%72.7–80 | 77.8% | 77.4% | About the same |
| Dentist visit in the past year | 63.1%59.3–66.9 | 63.4% | 63.2% | About the same |
| Cholesterol check in 5 years | 86.9%85–88.6 | 87.4% | 87.1% | About the same |
| Taking blood pressure medicine (adults with high blood pressure) | 74%70.5–77.3 | 75.7% | 76.5% | About the same |
| Colorectal cancer screening (ages 45–75) | 61.8%56.3–66.8 | 60.2% | 65.5% | About the same |
| Mammogram in 2 years (women 50–74) | 72.3%63.7–79.6 | 73.5% | 76.4% | About the same |
| Mind and connection | ||||
| Ever told they have depression | 23.3%19.8–27.1 | 19.8% | 20.6% | About the same |
| Feel lonely | 32.8%28.1–37.6 | 33.5% | 32.5% | About the same |
| Lack social and emotional support | 23.6%20.1–27.4 | 25.4% | 23.6% | About the same |
| Everyday needs | ||||
| Worried about having enough food | 12.3%10.2–14.6 | 15.9% | 15% | Better |
| Worried about keeping housing | 10.6%8.8–12.4 | 13.2% | 12% | Better |
| Threatened with a utility shut-off | 6.4%5.5–7.5 | 7.8% | 7.6% | Better |
| Lack reliable transportation | 6.7%5.8–7.7 | 8% | 7.9% | Better |
| Received SNAP (food stamps) | 10.8%8.9–12.8 | 13.8% | 11.6% | Lower |
| Disability | ||||
| Any disability | 27.8%23.7–32.1 | 27.6% | 30.1% | About the same |
| Difficulty walking or climbing stairs | 11.9%10.1–13.8 | 12.8% | 13.6% | About the same |
| Difficulty concentrating or remembering | 13.1%11.3–15 | 12.6% | 13.9% | About the same |
| Hearing difficulty | 6.4%5.6–7.3 | 6.2% | 6.7% | About the same |
| Vision difficulty | 4.1%3.6–4.6 | 4.8% | 5.4% | Lower |
| Difficulty doing errands alone | 7.3%6.4–8.3 | 7.6% | 7.9% | About the same |
| Difficulty dressing or bathing | 3.2%2.8–3.6 | 3.5% | 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 Illinois figure falls inside that range.
Questions about health in Wonder Lake
Is Wonder Lake a healthy place to live?
On seven CDC estimates for adults, Wonder Lake is healthier than 70% of U.S. towns: ≈ B+ for health, #335 of 767 in Illinois. Among U.S. towns with similar household incomes it’s healthier than 63%. These are modeled estimates of who lives there, not a measure of local care or habits alone.
What is the obesity rate in Wonder Lake?
CDC estimates 33.8% of adults have obesity, likely between 27.5% and 40.6%, against 34% across Illinois and 32.9% nationally.
What hospital is closest to Wonder Lake?
Northwestern Medicine Mchenry in Mchenry, 5.3 miles in a straight line from Wonder Lake’s center point, is the nearest general hospital with an emergency room; Medicare rates it 5 of 5 stars.
How many people in Wonder Lake have no health insurance?
CDC estimates 7.8% of adults ages 18–64 have no health insurance (likely 6.5–9.3%), against 9.9% across Illinois.
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 Wonder Lake 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 Wonder Lake.
Health estimates: CDC PLACES: Local Data for Better Health, 2025 release. The Illinois 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.