| Zip Code : | 11755 |
| City : | Centereach, Lake Grove village, Lake Ronkonkoma, St. James |
| County : | Suffolk County |
| State : | New York (NY) |
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| Land Area : | 3.24 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 40.8577969 |
| Longitude : | -73.1168176 |
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| Population (2010): | 12,387 |
| Population Estimate (2012) : | 12,263 |
| Population Density : | 3,823.21/sq mi |
| Housing Units (2012) : | 4,336 |
| Median Household Income (2012) : | $97,401 (New York : $57,683, USA : $53,046) |
| Median Family Income (2012) : | $109,098 (New York : $69,968, USA : $64,585) |
| Median House Price (2012) : | $405,900 (New York : $295,300, USA : $181,400) |