Current Williamstown median home price: $202,850
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2026 January | $217,396 | $195,657 | $239,136 |
| 2026 February | $218,342 | $196,508 | $240,176 |
| 2026 March | $219,292 | $197,362 | $241,221 |
| 2026 April | $220,245 | $198,221 | $242,270 |
| 2026 May | $221,203 | $199,083 | $243,324 |
| 2026 June | $222,165 | $199,949 | $244,382 |
| 2026 July | $222,597 | $200,337 | $244,857 |
| 2026 August | $222,140 | $199,926 | $244,354 |
| 2026 September | $222,112 | $199,900 | $244,323 |
| 2026 October | $223,078 | $200,770 | $245,385 |
| 2026 November | $224,048 | $201,643 | $246,453 |
| 2026 December | $225,022 | $202,520 | $247,524 |