Current Port Jefferson median home price: $709,473
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $755,128 | $679,615 | $830,641 |
| 2025 October | $759,323 | $683,390 | $835,255 |
| 2025 November | $763,541 | $687,187 | $839,895 |
| 2025 December | $767,782 | $691,004 | $844,560 |