Current Killingworth median home price: $547,254
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $608,168 | $547,351 | $668,984 |
| 2025 October | $612,463 | $551,217 | $673,710 |
| 2025 November | $616,789 | $555,110 | $678,468 |
| 2025 December | $621,146 | $559,031 | $683,260 |