Current Black Diamond median home price: $775,423
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $800,109 | $720,099 | $880,120 |
| 2025 October | $806,062 | $725,456 | $886,669 |
| 2025 November | $812,060 | $730,854 | $893,266 |
| 2025 December | $818,101 | $736,291 | $899,912 |