Photo: Iracaz · CC BY-SA 3.0On CDC estimates, Port Jefferson is healthier than 98% of U.S. towns
Port Jefferson differs from New York on 22 of 32 measures CDC estimates: 21 better, 1 worse.
Modeled estimates for adults 18+, CDC’s own estimate for Port Jefferson. How CDC estimates town health
What stands out about health in Port Jefferson
Port Jefferson has a five-star hospital
St. Charles Hospital is rated 5 of 5 stars by Medicare and has an emergency room. Getting care ↓
Port Jefferson is an active town
Only 18.5% of adults get no exercise outside work, vs 25.9% across New York. Habits ↓
Port Jefferson keeps up with checkups
It beats New York on three of five routine checkups and screenings, including dentist visits (74.6% vs 63.5%) and cholesterol checks (92.1% vs 89.2%). Checkups ↓
Port Jefferson adults report less loneliness
Loneliness (26.8% vs 34.2%), frequent mental distress (12.7% vs 15%) and lack of emotional support (19.8% vs 26.4%) all run below New York. Mind & connection ↓
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 New York figure falls outside Port Jefferson’s likely range.
What’s behind Port Jefferson’s grade
On seven CDC estimates for adults, Port Jefferson is healthier than 98% of U.S. towns, #40 of 755 in New York. All seven estimates beat the typical U.S. town. The strongest is smoking (fewer adults who smoke than 98% of towns); the weakest is no exercise, still better than 90%.
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). Port Jefferson’s median household income is $144,912; among the 3,142 U.S. towns within 25% of that ($109K–$181K), it’s healthier than 93%, about where its income would put it.
Care in and near Port Jefferson
1 hospital in Port Jefferson, 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 Port Jefferson; ≈ marks a hospital located by its town, not its street. Shortage areas: HRSA Health Professional Shortage Areas.
Everyday habits, side by side with New York
Share of adults, with the New York figure marked.
1.2 miles of trails across 3 parks and preserves
Keeping up with care
Share of Port Jefferson adults getting routine care. The full ring is 100%; the dark tick marks New York.
How Port Jefferson adults are doing
On 3 of 4 measures, Port Jefferson does better than New York.
1 in 4 Port Jefferson 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.
Out of every 100 Port Jefferson adults…
Port Jefferson runs below NY on 5 of 12 conditions and above it on 1. Tap one to see it as people.
Making ends meet
Needs that shape health as much as any doctor visit: food, housing, utilities and a way to get around.
5.2% of Port Jefferson adults receive SNAP (food stamps), compared with 14.1% across New York.
Port Jefferson 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.
Health next door
| Town | Health | Obesity | Diabetes | Smoking | Figures from |
|---|---|---|---|---|---|
| Port Jefferson | A+ | 26.1% | 8.4% | 7.1% | CDC place |
| Mount Sinai | — | — | — | — | |
| Belle Terre | — | — | — | — | |
| East Setauket | — | — | — | — | |
| Port Jefferson Station | — | — | — | — |
Mount Sinai, East Setauket and Port Jefferson Station: Census-designated places inside larger towns, graded as part of them. Belle Terre: 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 Port Jefferson adults live with a disability (New York 27.2%). Walking or climbing stairs is the most common.
Every CDC estimate for Port Jefferson
Share of adults, 40 measures, with CDC’s likely range.
On the 32 measures below that have a better and a worse direction, Port Jefferson is better than New York on 21 and worse on 1; on the rest, the New York figure falls inside Port Jefferson’s likely range, so we call them about the same. Disability and SNAP are described, not compared as better or worse.
| Adults who… | Port Jefferson | NY | U.S. | vs NY |
|---|---|---|---|---|
| Overall health | ||||
| Fair or poor health | 11.6%9.8–13.6 | 18.1% | 19.4% | Better |
| Frequent physical distress (physical health not good 14+ days a month) | 10%8.7–11.5 | 12.8% | 13% | Better |
| Frequent mental distress (mental health not good 14+ days a month) | 12.7%11.1–14.3 | 15% | 15.9% | Better |
| Conditions | ||||
| Obesity | 26.1%22.9–29.7 | 28.8% | 32.9% | About the same |
| Diabetes | 8.4%7.3–9.6 | 11.5% | 12% | Better |
| High blood pressure | 30.1%27.6–32.8 | 32.6% | 34.4% | About the same |
| High cholesterol (adults screened in 5 years) | 39.9%37.1–42.9 | 37.7% | 37.1% | About the same |
| Arthritis | 23.9%21.7–26.2 | 24% | 25.3% | About the same |
| Asthma | 9.8%8.8–11 | 10.3% | 9.9% | About the same |
| Cancer, other than skin cancer | 10%9.1–11 | 7.7% | 7.9% | Worse |
| Coronary heart disease | 5.3%4.7–6 | 6.1% | 6.4% | Better |
| COPD | 4.5%3.8–5.4 | 6% | 6.3% | Better |
| Stroke | 2.6%2.3–2.9 | 3.4% | 3.4% | Better |
| Lost all teeth (ages 65+) | 4.2%3.5–5.2 | 12.8% | 12.3% | Better |
| Habits | ||||
| Smoke cigarettes | 7.1%5.6–8.8 | 11.3% | 11.8% | Better |
| No exercise outside work | 18.5%15.8–21.5 | 25.9% | 24.7% | Better |
| Binge drinking | 16.9%14.8–19.3 | 16.3% | 15.4% | About the same |
| Sleep under 7 hours | 34.3%31.3–37.6 | 37.9% | 36% | Better |
| Checkups and coverage | ||||
| No health insurance (ages 18–64) | 4.1%3.3–5 | 7.9% | 11% | Better |
| Checkup in the past year | 82.6%80.3–84.7 | 80.8% | 77.4% | About the same |
| Dentist visit in the past year | 74.6%72.4–76.7 | 63.5% | 63.2% | Better |
| Cholesterol check in 5 years | 92.1%90.9–93.1 | 89.2% | 87.1% | Better |
| Taking blood pressure medicine (adults with high blood pressure) | 78.2%75.5–80.7 | 77.2% | 76.5% | About the same |
| Colorectal cancer screening (ages 45–75) | 71.1%68.1–74.1 | 66.8% | 65.5% | Better |
| Mammogram in 2 years (women 50–74) | 79%74.3–83.3 | 78.9% | 76.4% | About the same |
| Mind and connection | ||||
| Ever told they have depression | 15.9%14–18 | 17.5% | 20.6% | About the same |
| Feel lonely | 26.8%23.5–30.5 | 34.2% | 32.5% | Better |
| Lack social and emotional support | 19.8%17.2–22.7 | 26.4% | 23.6% | Better |
| Everyday needs | ||||
| Worried about having enough food | 7.2%5.8–9.1 | 17.2% | 15% | Better |
| Worried about keeping housing | 6.9%5.7–8.4 | 14.5% | 12% | Better |
| Threatened with a utility shut-off | 3.9%3.3–4.7 | 8.2% | 7.6% | Better |
| Lack reliable transportation | 4.4%3.7–5.2 | 8.6% | 7.9% | Better |
| Received SNAP (food stamps) | 5.2%4–6.7 | 14.1% | 11.6% | Lower |
| Disability | ||||
| Any disability | 21.9%19.1–24.9 | 27.2% | 30.1% | Lower |
| Difficulty walking or climbing stairs | 9.6%8.2–11.3 | 13.4% | 13.6% | Lower |
| Difficulty concentrating or remembering | 8.8%7.5–10.3 | 12.1% | 13.9% | Lower |
| Hearing difficulty | 5.2%4.5–5.9 | 5.6% | 6.7% | About the same |
| Vision difficulty | 2.9%2.6–3.4 | 5.2% | 5.4% | Lower |
| Difficulty doing errands alone | 5%4.3–5.8 | 7.7% | 7.9% | Lower |
| Difficulty dressing or bathing | 2.3%2–2.6 | 3.8% | 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 New York figure falls inside that range.
Questions about health in Port Jefferson
Is Port Jefferson a healthy place to live?
On seven CDC estimates for adults, Port Jefferson is healthier than 98% of U.S. towns: A+ for health, #40 of 755 in New York. Among U.S. towns with similar household incomes it’s healthier than 93%. These are modeled estimates of who lives there, not a measure of local care or habits alone.
What is the obesity rate in Port Jefferson?
CDC estimates 26.1% of adults have obesity, likely between 22.9% and 29.7%, against 28.8% across New York and 32.9% nationally.
What hospital is closest to Port Jefferson?
St. Charles Hospital in Port Jefferson, 0.6 miles in a straight line from Port Jefferson’s center point, is the nearest general hospital with an emergency room; Medicare rates it 5 of 5 stars.
How many people in Port Jefferson have no health insurance?
CDC estimates 4.1% of adults ages 18–64 have no health insurance (likely 3.3–5%), against 7.9% across New York.
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 Port Jefferson 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 Port Jefferson.
Health estimates: CDC PLACES: Local Data for Better Health, 2025 release. The New York 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.