Key Colony Beach city, Florida
Official LSAD Designation: Key Colony Beach city • Census GEOID: 1236325
• Monroe County
Key Colony Beach city is an incorporated city in Monroe County, Florida. According to official records from the Census (2025), Key Colony Beach city had an estimated population of 741 residents. Official Census Bureau geographic records classify this community under LSAD designation Key Colony Beach city (GEOID 1236325).
Local Government Administration U.S. Census Bureau GMAF
City Of Key Colony Beach
Municipal
Official Title:
City Clerk
Address:
PO BOX 510141, KEY COLONY BEACH FL 33051-0141
County Of Monroe
County
Official Title:
Mayor
Address:
1100 SIMONTON, KEY WEST FL 33040-2763
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 741 | 2025 |
| Median Household Income | $94,231 | 2020-2024 |
| Median Home Value | $919,800 | 2020-2024 |
| Land Area | 0.44 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).