Current Old Lyme median home price: $575,325
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $627,129 | $564,416 | $689,841 |
| 2025 October | $631,774 | $568,596 | $694,951 |
| 2025 November | $636,453 | $572,808 | $700,098 |
| 2025 December | $641,167 | $577,050 | $705,284 |