Photo: Dima Sergiyenko; Please attribute this image as the work of "DiscoverWithDima." · CC BY-SA 4.0Among U.S. towns with similar household incomes, Oak Brook is healthier than 23%
Oak Brook differs from Illinois on 26 of 32 measures CDC estimates: 19 better, 7 worse.
Modeled estimates for adults 18+, CDC’s own estimate for Oak Brook. How CDC estimates town health
What stands out about health in Oak Brook
Against towns with similar incomes, Oak Brook’s lead shrinks
Oak Brook is healthier than 87% of U.S. towns, but 23% of the 1,502 towns with similar household incomes ($132K–$220K). Part of its edge is what towns with its incomes tend to have. Health Grade ↓
Cancer, heart disease and high cholesterol run high in Oak Brook
1 in 9 adults have had cancer (11.5%), vs 7.6% across Illinois. 1 in 13 adults have heart disease (7.7%), vs 5.9% across Illinois. High cholesterol is also above the state: 43.8%, vs 35.4% across Illinois. In all, Oak Brook runs above Illinois on six of 11 chronic conditions. Age is part of it: 34% of residents are 65 or older (Illinois 17%), and cancer, heart disease and high cholesterol are more common later in life. Conditions ↓
More high blood pressure in Oak Brook, and more people treating it
38.9% of adults have high blood pressure (Illinois 33%), but 84.7% of them take medicine for it, vs 75.7% statewide. Checkups ↓
Oak Brook keeps up with checkups
It beats Illinois on four of five routine checkups and screenings, including yearly checkups (84.1% vs 77.8%) and dentist visits (71.8% vs 63.4%). Checkups ↓
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 Illinois figure falls outside Oak Brook’s likely range.
What’s behind Oak Brook’s grade
On seven CDC estimates for adults, Oak Brook is healthier than 87% of U.S. towns, #162 of 767 in Illinois. Mental distress holds the grade up (fewer adults with frequent mental distress than almost every U.S. town); diabetes pulls it down (better than 27%).
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). Oak Brook’s median household income is $175,870; among the 1,502 U.S. towns within 25% of that ($132K–$220K), it’s healthier than 23%, less than its income alone would suggest.
Out of every 100 Oak Brook adults…
Oak Brook runs below IL on 3 of 12 conditions and above it on 7. Tap one to see it as people.
Oak Brook is an older town: 34% of residents are 65 or older, vs 17% across Illinois. Heart disease, arthritis and stroke rise with age, so higher rates here say as much about who lives in Oak Brook as about how healthy they are.
Keeping up with care
Share of Oak Brook adults getting routine care. The full ring is 100%; the dark tick marks Illinois.
Care in and near Oak Brook
No hospital or community health center in Oak Brook 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 Oak Brook; ≈ 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.
8.1 miles of trails across 10 parks and preserves
How Oak Brook adults are doing
On 3 of 4 measures, Oak Brook does better than Illinois.
3 in 10 Oak Brook 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.
6% of Oak Brook adults receive SNAP (food stamps), compared with 13.8% across Illinois.
Oak Brook and the towns around it
Oak Brook’s Health Grade ranks 9th of 10 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 |
|---|---|---|---|---|---|
| Oak Brook | A | 25% | 13.7% | 7.6% | CDC place |
| Hinsdale | A+ | 25.7% | 8.2% | 6.3% | CDC place |
| Oakbrook Terrace | A | 29.6% | 10.6% | 10.4% | CDC place |
| Westmont | A | 29.1% | 9.8% | 9.2% | CDC place |
| Lombard | A | 29.6% | 9.6% | 10% | CDC place |
| Downers Grove | A | 29.3% | 9.6% | 9% | CDC place |
| York Township | A | 28.5% | 10.5% | 9% | ZIP codes |
| Proviso Township | B+ | 32.6% | 12.6% | 11.3% | ZIP codes |
Same-state neighbors only, ordered by length of shared border.
Living with a disability
Shown without a better/worse judgment.
of Oak Brook adults live with a disability (Illinois 27.6%). Walking or climbing stairs is the most common.
Every CDC estimate for Oak Brook
Share of adults, 40 measures, with CDC’s likely range.
On the 32 measures below that have a better and a worse direction, Oak Brook is better than Illinois on 19 and worse on 7; on the rest, the Illinois figure falls inside Oak Brook’s likely range, so we call them about the same. Disability and SNAP are described, not compared as better or worse.
| Adults who… | Oak Brook | IL | U.S. | vs IL |
|---|---|---|---|---|
| Overall health | ||||
| Fair or poor health | 14.5%12.5–16.6 | 18.6% | 19.4% | Better |
| Frequent physical distress (physical health not good 14+ days a month) | 10.6%9.2–12 | 12.2% | 13% | Better |
| Frequent mental distress (mental health not good 14+ days a month) | 10.3%9–11.6 | 15.6% | 15.9% | Better |
| Conditions | ||||
| Obesity | 25%21–29.3 | 34% | 32.9% | Better |
| Diabetes | 13.7%11.8–15.6 | 11.7% | 12% | Worse |
| High blood pressure | 38.9%35.2–42.6 | 33% | 34.4% | Worse |
| High cholesterol (adults screened in 5 years) | 43.8%39.8–47.8 | 35.4% | 37.1% | Worse |
| Arthritis | 28.8%25.7–32 | 24.2% | 25.3% | Worse |
| Asthma | 8%7.1–9.1 | 9.9% | 9.9% | Better |
| Cancer, other than skin cancer | 11.5%10.5–12.6 | 7.6% | 7.9% | Worse |
| Coronary heart disease | 7.7%6.8–8.6 | 5.9% | 6.4% | Worse |
| COPD | 6%5.2–6.8 | 6.3% | 6.3% | About the same |
| Stroke | 3.7%3.4–4 | 3.3% | 3.4% | Worse |
| Lost all teeth (ages 65+) | 9.1%7.3–11.2 | 10.3% | 12.3% | About the same |
| Habits | ||||
| Smoke cigarettes | 7.6%6.3–8.9 | 12.1% | 11.8% | Better |
| No exercise outside work | 20.8%17.4–24.1 | 23% | 24.7% | About the same |
| Binge drinking | 10.7%9–12.7 | 17.8% | 15.4% | Better |
| Sleep under 7 hours | 32.3%27.8–37.2 | 35.4% | 36% | About the same |
| Checkups and coverage | ||||
| No health insurance (ages 18–64) | 4.9%4.1–5.8 | 9.9% | 11% | Better |
| Checkup in the past year | 84.1%81.6–86.5 | 77.8% | 77.4% | Better |
| Dentist visit in the past year | 71.8%68.6–74.9 | 63.4% | 63.2% | Better |
| Cholesterol check in 5 years | 92.4%91.3–93.5 | 87.4% | 87.1% | Better |
| Taking blood pressure medicine (adults with high blood pressure) | 84.7%82.2–87 | 75.7% | 76.5% | Better |
| Colorectal cancer screening (ages 45–75) | 69.3%64.8–73.8 | 60.2% | 65.5% | Better |
| Mammogram in 2 years (women 50–74) | 77%70.2–83.3 | 73.5% | 76.4% | About the same |
| Mind and connection | ||||
| Ever told they have depression | 14.2%12.1–16.5 | 19.8% | 20.6% | Better |
| Feel lonely | 29.8%25.9–33.7 | 33.5% | 32.5% | About the same |
| Lack social and emotional support | 22.2%19.2–25.3 | 25.4% | 23.6% | Better |
| Everyday needs | ||||
| Worried about having enough food | 8.2%6.8–9.7 | 15.9% | 15% | Better |
| Worried about keeping housing | 5.8%4.9–6.8 | 13.2% | 12% | Better |
| Threatened with a utility shut-off | 3.5%2.9–4 | 7.8% | 7.6% | Better |
| Lack reliable transportation | 4.3%3.8–4.9 | 8% | 7.9% | Better |
| Received SNAP (food stamps) | 6%4.9–7.1 | 13.8% | 11.6% | Lower |
| Disability | ||||
| Any disability | 24.5%21.1–27.8 | 27.6% | 30.1% | About the same |
| Difficulty walking or climbing stairs | 13.3%11.4–15.2 | 12.8% | 13.6% | About the same |
| Difficulty concentrating or remembering | 7.9%6.9–9 | 12.6% | 13.9% | Lower |
| Hearing difficulty | 8%7.1–9 | 6.2% | 6.7% | Higher |
| Vision difficulty | 3.9%3.5–4.3 | 4.8% | 5.4% | Lower |
| Difficulty doing errands alone | 5.6%4.9–6.3 | 7.6% | 7.9% | Lower |
| Difficulty dressing or bathing | 2.8%2.5–3.1 | 3.5% | 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 Illinois figure falls inside that range.
Questions about health in Oak Brook
Is Oak Brook a healthy place to live?
On seven CDC estimates for adults, Oak Brook is healthier than 87% of U.S. towns: A for health, #162 of 767 in Illinois. These are modeled estimates of who lives there, not a measure of local care or habits alone.
What is the obesity rate in Oak Brook?
CDC estimates 25% of adults have obesity, likely between 21% and 29.3%, against 34% across Illinois and 32.9% nationally.
What hospital is closest to Oak Brook?
Elmhurst Memorial Hospital in Elmhurst, 2.0 miles in a straight line from Oak Brook’s center point, is the nearest general hospital with an emergency room; Medicare rates it 3 of 5 stars.
How many people in Oak Brook have no health insurance?
CDC estimates 4.9% of adults ages 18–64 have no health insurance (likely 4.1–5.8%), 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 Oak Brook more than anything measured there. At the ends of CDC’s ranges the grade could be anywhere from A− to A.
Neighbors talk health
Doctors taking patients, urgent care, staying active in Oak Brook.
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.