Current Williamsville median home price: $375,529
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2026 January | $420,796 | $378,716 | $462,875 |
| 2026 February | $423,469 | $381,122 | $465,816 |
| 2026 March | $426,160 | $383,544 | $468,776 |
| 2026 April | $428,867 | $385,980 | $471,754 |
| 2026 May | $431,592 | $388,433 | $474,751 |
| 2026 June | $434,334 | $390,901 | $477,767 |
| 2026 July | $437,093 | $393,384 | $480,803 |
| 2026 August | $437,862 | $394,076 | $481,649 |
| 2026 September | $438,211 | $394,390 | $482,032 |
| 2026 October | $439,029 | $395,126 | $482,932 |
| 2026 November | $441,033 | $396,929 | $485,136 |
| 2026 December | $443,835 | $399,451 | $488,218 |