Current West Islip median home price: $679,872
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2031 January | $925,179 | $832,661 | $1,017,697 |
| 2031 February | $931,587 | $838,428 | $1,024,746 |
| 2031 March | $938,040 | $844,236 | $1,031,844 |
| 2031 April | $942,244 | $848,020 | $1,036,469 |
| 2031 May | $944,213 | $849,792 | $1,038,634 |
| 2031 June | $941,632 | $847,469 | $1,035,795 |
| 2031 July | $942,863 | $848,577 | $1,037,149 |
| 2031 August | $947,029 | $852,326 | $1,041,732 |
| 2031 September | $953,589 | $858,230 | $1,048,948 |
| 2031 October | $959,510 | $863,559 | $1,055,461 |
| 2031 November | $965,509 | $868,958 | $1,062,060 |
| 2031 December | $971,848 | $874,663 | $1,069,033 |