Current Oak Brook median home price: $849,396
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $938,389 | $844,551 | $1,032,228 |
| 2025 October | $943,300 | $848,970 | $1,037,630 |
| 2025 November | $948,236 | $853,412 | $1,043,059 |
| 2025 December | $953,197 | $857,878 | $1,048,517 |