Current Port Jefferson median home price: $709,473
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2026 March | $755,041 | $679,537 | $830,545 |
| 2026 April | $759,148 | $683,233 | $835,063 |
| 2026 May | $763,277 | $686,949 | $839,604 |
| 2026 June | $767,428 | $690,685 | $844,171 |
| 2026 July | $769,503 | $692,553 | $846,453 |
| 2026 August | $770,220 | $693,198 | $847,242 |
| 2026 September | $773,600 | $696,240 | $850,959 |
| 2026 October | $777,807 | $700,026 | $855,588 |
| 2026 November | $782,038 | $703,834 | $860,241 |
| 2026 December | $786,291 | $707,662 | $864,920 |