Current Williamsville median home price: $197,415
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $202,666 | $182,399 | $222,933 |
| 2025 October | $203,531 | $183,177 | $223,884 |
| 2025 November | $204,399 | $183,959 | $224,839 |
| 2025 December | $205,271 | $184,744 | $225,798 |