Current Williamstown median home price: $237,474
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $250,063 | $225,056 | $275,069 |
| 2025 October | $251,394 | $226,255 | $276,534 |
| 2025 November | $252,733 | $227,460 | $278,006 |
| 2025 December | $254,079 | $228,671 | $279,486 |