Current Mount Prospect median home price: $397,441
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $438,717 | $394,845 | $482,588 |
| 2025 October | $441,443 | $397,299 | $485,587 |
| 2025 November | $444,186 | $399,768 | $488,605 |
| 2025 December | $446,947 | $402,252 | $491,641 |