| Median Foreclosure: | $294,489 |
| Median For Sale: | $327,000 |
| Median Land: | $199,000 |
| Median Rental: | $1,500 |
| Median New Home: | $428,000 |
| Population | 15,338 |
| Square Miles | 4.01 |
| Population Density | 3,824.37 |
| Median Age | 36 |
| Median Household Income | $65,588 |
| Per Capita Income | $26,510 |
| Median Rent | $884 |
| Percent Renters | 20% |
| Median Islip, NY 11751 Rental Price: | $1,500 |
| Studio Rental Median Price: | $1,500 |
| 1 Bedroom Rental Median Price: | $1,500 |
| 2 Bedroom Rental Median Price: | $1,525 |
| 3 Bedroom Rental Median Price: | $1,950 |
| 4 Bedroom Rental Median Price: | $2,100 |
| Median Islip, NY 11751 For Sale Price: | $327,000 |
| Studio For Sale Median Price: | $199,000 |
| 1 Bedroom For Sale Median Price: | $120,000 |
| 2 Bedroom For Sale Median Price: | $200,000 |
| 3 Bedroom For Sale Median Price: | $339,000 |
| 4 Bedroom For Sale Median Price: | $414,999 |
| Median Islip, NY 11751 Foreclosure Price: | $294,489 |
| 1 Bedroom Foreclosure Median Price: | $82,500 |
| 2 Bedroom Foreclosure Median Price: | $105,000 |
| 3 Bedroom Foreclosure Median Price: | $250,600 |
| 4 Bedroom Foreclosure Median Price: | $175,000 |