Current Williamstown median home price: $346,782
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2026 January | $386,674 | $348,006 | $425,341 |
| 2026 February | $389,144 | $350,230 | $428,059 |
| 2026 March | $391,631 | $352,468 | $430,794 |
| 2026 April | $394,133 | $354,720 | $433,546 |
| 2026 May | $396,651 | $356,986 | $436,317 |
| 2026 June | $399,186 | $359,267 | $439,104 |
| 2026 July | $401,737 | $361,563 | $441,910 |
| 2026 August | $404,303 | $363,873 | $444,734 |
| 2026 September | $406,887 | $366,198 | $447,575 |
| 2026 October | $409,487 | $368,538 | $450,435 |
| 2026 November | $412,103 | $370,893 | $453,313 |
| 2026 December | $414,736 | $373,263 | $456,210 |