| City : | Key Largo |
| County : | Monroe County |
| State : | Florida (FL) |
| Land Area : | 12.05 sq mi |
| Water Area : | 3.19 sq mi |
| Latitude : | 25.1225843 |
| Longitude : | -80.4115707 |
| Population (2010): | 10,433 |
| Population Estimate (2012) : | 11,409 |
| Population Density : | 865.92/sq mi |
| Housing Units (2012) : | 8,459 |
| Median Household Income (2012) : | $50,443 (Florida : $47,309, USA : $53,046) |
| Median Family Income (2012) : | $61,250 (Florida : $57,128, USA : $64,585) |
| Median House Price (2012) : | $372,800 (Florida : $170,800, USA : $181,400) |