| City : | Mount Sinai |
| County : | Suffolk County |
| State : | New York (NY) |
| | |
| Land Area : | 6.00 sq mi |
| Water Area : | 0.42 sq mi |
| Latitude : | 40.9432643 |
| Longitude : | -73.0219370 |
| | |
| Population (2010): | 12,118 |
| Population Estimate (2012) : | 11,949 |
| Population Density : | 2,019.97/sq mi |
| Housing Units (2012) : | 4,285 |
| Median Household Income (2012) : | $107,207 (New York : $57,683, USA : $53,046) |
| Median Family Income (2012) : | $118,871 (New York : $69,968, USA : $64,585) |
| Median House Price (2012) : | $463,800 (New York : $295,300, USA : $181,400) |