Sea Cliff village, New York
Official LSAD Designation: Sea Cliff village • Census GEOID: 3666047
• Nassau County
Sea Cliff village is an incorporated village in Nassau County, New York. According to official records from the Census (2025), Sea Cliff village had an estimated population of 5,031 residents. Official Census Bureau geographic records classify this community under LSAD designation Sea Cliff village (GEOID 3666047).
Local Government Administration U.S. Census Bureau GMAF
Village Of Sea Cliff
Municipal
Official Title:
Clerk Treas
Address:
PO BOX 340, SEA CLIFF NY 11579-0340
County Of Nassau
County
Official Title:
County Executive
Address:
1550 FRANKLIN AVE, MINEOLA NY 11501-4820
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 5,031 | 2025 |
| Median Household Income | $193,590 | 2020-2024 |
| Median Home Value | $986,900 | 2020-2024 |
| Land Area | 1.11 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).