| ZIP Code | 11749 |
|---|---|
| City | Islandia |
| State | New York (NY) |
| County | Suffolk County |
| Area Code | 363/516/631/934 |
| Elevation | 78 ft |
| Latitude | 40.806766 |
|---|---|
| Longitude | -73.170802 |
| Timezone | New York (DST) |
| FIPS | 36103 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 39.1 yrs |
|---|---|
| Avg Household Size | 2.83 |
| Below Poverty | 3.3% ▼ 67% below avg |
| College Grads | 42.5% ▲ 10% above avg |
| Unemployment | 3.6% ▼ 26% below avg |
| No HS Diploma | 114 (4.3%) |
| HS Graduate | 759 (28.8%) |
| Some College | 377 (14.3%) |
| Associates | 264 (10%) |
| Bachelors | 266 (10.1%) |
| Graduate Degree | 851 (32.3%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $112,435 ▲ 47% above avg ↑ 20% since 2019 |
|---|---|
| Median Home Value | $451,700 ▲ 62% above avg ↑ 41% since 2019 |
| Home/Income Ratio | 4.0x (nat avg ~3.5x) |
| Median Rent | $1,781/mo ↓ 3% since 2019 |
| Total Units | 1,324 |
| Vacant Units | 83 |
| Avg HH Size | 2.83 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 1,324 |
|---|---|
| Vacant | 83 |
| Owner Occupied | 96.3% |
| Renter Occupied | 3.7% |
| Avg HH Size | 2.83 |
ZIP code 11749 is located in Islandia, New York, within Suffolk County. With a population of 3,581, this is a sparsely populated ZIP code with a middle-aged community — the median age is 39.1 years. Economically, 11749 is a upper-middle-income ZIP code: the median household income of $112,435 is above the national average.
Real estate in ZIP code 11749 represents a premium housing market. The median home value of $451,700 is significantly above the national average. Renters can expect to pay around $1,781 per month in median rent. Homeownership is strong here — 96.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 41% since 2019.
The population of 11749 is racially diverse, with Hispanic as the largest group at 36.3%. Residents are well-educated — 42.5% hold a bachelor's degree or higher, which is near the national average. Poverty affects a relatively small share of residents at 3.3%. Household income has grown by 20% since 2019.
The unemployment rate in 11749 stands at 3.6%, which is below the national average. As in most parts of the country, driving alone is the dominant commute mode at 84%.
Overall, ZIP code 11749 in Islandia, NY is characterized as upper-middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 3,581 residents, a median household income of $112,435, and a median home value of $451,700, it offers a clear picture of life in this part of New York.