Photo: Roastedbeanz1 · CC BY-SA 4.0On CDC estimates, Lake St. Louis is healthier than 81% of U.S. towns
Lake St. Louis differs from Missouri on 19 of 32 measures CDC estimates: 18 better, 1 worse.
Modeled estimates for adults 18+, CDC’s own estimate for Lake St. Louis. How CDC estimates town health
What stands out about health in Lake St. Louis
Against towns with similar incomes, Lake St. Louis’ lead shrinks
Lake St. Louis is healthier than 81% of U.S. towns, but 52% of the 4,988 towns with similar household incomes ($94K–$157K). Part of its edge is what towns with its incomes tend to have. Health Grade ↓
Lake St. Louis keeps up with checkups
It beats Missouri on three of five routine checkups and screenings, including dentist visits (69.6% vs 60.4%) and cholesterol checks (88.5% vs 84.5%). Checkups ↓
Lake St. Louis adults report less loneliness
Loneliness (27.1% vs 31.7%), frequent mental distress (14.1% vs 17.5%) and lack of emotional support (15.8% vs 20.1%) all run below Missouri. Mind & connection ↓
Lake St. Louis is an active town
Only 22.2% of adults get no exercise outside work, vs 28.8% across Missouri. 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 Missouri figure falls outside Lake St. Louis’ likely range; at the ends of CDC’s ranges the grade could be anywhere from B to A.
What’s behind Lake St. Louis’ grade
On seven CDC estimates for adults, Lake St. Louis is healthier than 81% of U.S. towns, #36 of 247 in Missouri. All seven estimates beat the typical U.S. town. The strongest is mental distress (fewer adults with frequent mental distress than 89% of towns); the weakest is obesity, still better than 60%.
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). Lake St. Louis’ median household income is $125,693; among the 4,988 U.S. towns within 25% of that ($94K–$157K), it’s healthier than 52%, about where its income would put it.
Keeping up with care
Share of Lake St. Louis adults getting routine care. The full ring is 100%; the dark tick marks Missouri.
How Lake St. Louis adults are doing
On 3 of 4 measures, Lake St. Louis does better than Missouri.
1 in 4 Lake St. Louis 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.
Everyday habits, side by side with Missouri
Share of adults, with the Missouri figure marked.
9.5 miles of trails across 4 parks and preserves
Out of every 100 Lake St. Louis adults…
Lake St. Louis runs below MO on 3 of 12 conditions and above it on 1. Tap one to see it as people.
Care in and near Lake St. Louis
1 hospital in Lake St. Louis, 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 Lake St. Louis; ≈ 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).
Making ends meet
Needs that shape health as much as any doctor visit: food, housing, utilities and a way to get around.
4.7% of Lake St. Louis adults receive SNAP (food stamps), compared with 10.8% across Missouri.
Lake St. Louis and the towns around it
Lake St. Louis’s Health Grade ranks 2nd 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 |
|---|---|---|---|---|---|
| Lake St. Louis | A− | 34.9% | 10.8% | 11.1% | CDC place |
| Dardenne Prairie | A− | 34.9% | 10.4% | 11.4% | CDC place |
| O'Fallon | A− | 35.9% | 9.8% | 12.9% | CDC place |
| Wentzville | B+ | 36.6% | 9% | 13.3% | CDC place |
Same-state neighbors only, ordered by length of shared border.
Living with a disability
Shown without a better/worse judgment.
of Lake St. Louis adults live with a disability (Missouri 36.2%). Thinking or memory is the most common.
Every CDC estimate for Lake St. Louis
Share of adults, 40 measures, with CDC’s likely range.
On the 32 measures below that have a better and a worse direction, Lake St. Louis is better than Missouri on 18 and worse on 1; on the rest, the Missouri figure falls inside Lake St. Louis’ likely range, so we call them about the same. Disability and SNAP are described, not compared as better or worse.
| Adults who… | Lake St. Louis | MO | U.S. | vs MO |
|---|---|---|---|---|
| Overall health | ||||
| Fair or poor health | 14.6%12.6–16.7 | 20.5% | 19.4% | Better |
| Frequent physical distress (physical health not good 14+ days a month) | 11.8%10.4–13.4 | 14.2% | 13% | Better |
| Frequent mental distress (mental health not good 14+ days a month) | 14.1%12.4–15.9 | 17.5% | 15.9% | Better |
| Conditions | ||||
| Obesity | 34.9%29.3–40.4 | 36.6% | 32.9% | About the same |
| Diabetes | 10.8%9.3–12.4 | 12.1% | 12% | About the same |
| High blood pressure | 33.6%29.9–37.2 | 36.5% | 34.4% | About the same |
| High cholesterol (adults screened in 5 years) | 38.7%34.7–42.6 | 37.5% | 37.1% | About the same |
| Arthritis | 28.4%25.4–31.5 | 28.8% | 25.3% | About the same |
| Asthma | 10%8.8–11.2 | 10.6% | 9.9% | About the same |
| Cancer, other than skin cancer | 10.4%9.4–11.4 | 8.6% | 7.9% | Worse |
| Coronary heart disease | 6.1%5.5–6.8 | 6.8% | 6.4% | About the same |
| COPD | 6%5.2–6.8 | 8% | 6.3% | Better |
| Stroke | 3%2.7–3.3 | 3.6% | 3.4% | Better |
| Lost all teeth (ages 65+) | 7.2%5.6–8.8 | 15.8% | 12.3% | Better |
| Habits | ||||
| Smoke cigarettes | 11.1%9.4–12.9 | 16% | 11.8% | Better |
| No exercise outside work | 22.2%18.8–25.8 | 28.8% | 24.7% | Better |
| Binge drinking | 17.7%14.8–20.7 | 16.3% | 15.4% | About the same |
| Sleep under 7 hours | 38.1%33.1–42.8 | 36.5% | 36% | About the same |
| Checkups and coverage | ||||
| No health insurance (ages 18–64) | 5.6%4.6–6.7 | 8.7% | 11% | Better |
| Checkup in the past year | 79.7%76.7–82.7 | 78.4% | 77.4% | About the same |
| Dentist visit in the past year | 69.6%66.3–72.6 | 60.4% | 63.2% | Better |
| Cholesterol check in 5 years | 88.5%86.9–89.9 | 84.5% | 87.1% | Better |
| Taking blood pressure medicine (adults with high blood pressure) | 79.3%76.3–82 | 77.2% | 76.5% | About the same |
| Colorectal cancer screening (ages 45–75) | 69.4%64.9–73.3 | 64% | 65.5% | Better |
| Mammogram in 2 years (women 50–74) | 78.7%71.9–84 | 74.7% | 76.4% | About the same |
| Mind and connection | ||||
| Ever told they have depression | 22.1%19–25.3 | 24.3% | 20.6% | About the same |
| Feel lonely | 27.1%23.5–31.3 | 31.7% | 32.5% | Better |
| Lack social and emotional support | 15.8%13.5–18.5 | 20.1% | 23.6% | Better |
| Everyday needs | ||||
| Worried about having enough food | 7.1%6–8.5 | 13.7% | 15% | Better |
| Worried about keeping housing | 7.2%6.1–8.4 | 12.1% | 12% | Better |
| Threatened with a utility shut-off | 5.2%4.4–6 | 9% | 7.6% | Better |
| Lack reliable transportation | 5.1%4.4–5.7 | 8.4% | 7.9% | Better |
| Received SNAP (food stamps) | 4.7%3.9–5.6 | 10.8% | 11.6% | Lower |
| Disability | ||||
| Any disability | 31.3%27.6–35.1 | 36.2% | 30.1% | Lower |
| Difficulty walking or climbing stairs | 12%10.4–13.8 | 15.8% | 13.6% | Lower |
| Difficulty concentrating or remembering | 13.1%11.5–14.8 | 17.2% | 13.9% | Lower |
| Hearing difficulty | 7.8%6.9–8.7 | 8.3% | 6.7% | About the same |
| Vision difficulty | 3.4%3–3.7 | 5.1% | 5.4% | Lower |
| Difficulty doing errands alone | 6.4%5.6–7.2 | 9.2% | 7.9% | Lower |
| Difficulty dressing or bathing | 2.7%2.4–3 | 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 Missouri figure falls inside that range.
Questions about health in Lake St. Louis
Is Lake St. Louis a healthy place to live?
On seven CDC estimates for adults, Lake St. Louis is healthier than 81% of U.S. towns: A− for health, #36 of 247 in Missouri. 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 Lake St. Louis?
CDC estimates 34.9% of adults have obesity, likely between 29.3% and 40.4%, against 36.6% across Missouri and 32.9% nationally.
What hospital is closest to Lake St. Louis?
SSM St. Joseph Hospital West in Lake Saint Louis, 1.7 miles in a straight line from Lake St. Louis’ center point, is the nearest general hospital with an emergency room; Medicare rates it 3 of 5 stars.
How many people in Lake St. Louis have no health insurance?
CDC estimates 5.6% of adults ages 18–64 have no health insurance (likely 4.6–6.7%), against 8.7% across Missouri.
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 Lake St. Louis 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 Lake St. Louis.
Health estimates: CDC PLACES: Local Data for Better Health, 2025 release. The Missouri 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.