Current Williamsville median home price: $375,529
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $410,270 | $369,243 | $451,297 |
| 2025 October | $412,876 | $371,589 | $454,164 |
| 2025 November | $415,499 | $373,949 | $457,049 |
| 2025 December | $418,139 | $376,325 | $459,953 |