Current Williamstown median home price: $346,782
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $376,947 | $339,252 | $414,641 |
| 2025 October | $379,355 | $341,420 | $417,291 |
| 2025 November | $381,779 | $343,601 | $419,957 |
| 2025 December | $384,219 | $345,797 | $422,640 |