Current Port Jefferson median home price: $709,473
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2031 January | $939,358 | $845,422 | $1,033,293 |
| 2031 February | $944,575 | $850,118 | $1,039,033 |
| 2031 March | $949,822 | $854,840 | $1,044,805 |
| 2031 April | $955,098 | $859,589 | $1,050,608 |
| 2031 May | $957,681 | $861,913 | $1,053,449 |
| 2031 June | $958,573 | $862,716 | $1,054,431 |
| 2031 July | $962,779 | $866,501 | $1,059,057 |
| 2031 August | $968,127 | $871,314 | $1,064,940 |
| 2031 September | $973,505 | $876,154 | $1,070,855 |
| 2031 October | $978,912 | $881,021 | $1,076,804 |
| 2031 November | $984,350 | $885,915 | $1,082,785 |
| 2031 December | $989,818 | $890,836 | $1,088,800 |