Current Crystal Lake median home price: $94,351
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $97,437 | $87,693 | $107,181 |
| 2025 October | $98,158 | $88,342 | $107,973 |
| 2025 November | $98,883 | $88,995 | $108,772 |
| 2025 December | $99,615 | $89,653 | $109,576 |