Islandia village, New York
Official LSAD Designation: Islandia village • Census GEOID: 3637840
• Suffolk County
Islandia village is an incorporated village in Suffolk County, New York. According to official records from the Census (2025), Islandia village had an estimated population of 3,733 residents. Official Census Bureau geographic records classify this community under LSAD designation Islandia village (GEOID 3637840).
Local Government Administration U.S. Census Bureau GMAF
Village Of Islandia
Municipal
Official Title:
Mayor
Address:
1100 OLD NICHOLS RD, ISLANDIA NY 11749-4700
County Of Suffolk
County
Official Title:
Municipal Law Bureau Chief
Address:
PO BOX 6100, HAUPPAUGE NY 11788-0099
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 3,733 | 2025 |
| Median Household Income | $116,313 | 2020-2024 |
| Median Home Value | $477,400 | 2020-2024 |
| Land Area | 2.21 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).