Current Williamstown median home price: $202,850
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $213,655 | $192,290 | $235,021 |
| 2025 October | $214,584 | $193,126 | $236,043 |
| 2025 November | $215,518 | $193,966 | $237,070 |
| 2025 December | $216,455 | $194,810 | $238,101 |