| Zip Code : | 11779 |
| City : | Centereach, Farmingville, Hauppauge, Holbrook, Holtsville, Islandia village, Lake Ronkonkoma, Ronkonkoma |
| County : | Suffolk County |
| State : | New York (NY) |
| | |
| Land Area : | 12.55 sq mi |
| Water Area : | 0.33 sq mi |
| Latitude : | 40.8124309 |
| Longitude : | -73.1161085 |
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| Population (2010): | 38,421 |
| Population Estimate (2012) : | 39,176 |
| Population Density : | 3,060.37/sq mi |
| Housing Units (2012) : | 13,632 |
| Median Household Income (2012) : | $84,257 (New York : $57,683, USA : $53,046) |
| Median Family Income (2012) : | $96,608 (New York : $69,968, USA : $64,585) |
| Median House Price (2012) : | $353,800 (New York : $295,300, USA : $181,400) |