Current Oak Brook median home price: $849,396
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2026 March | $938,510 | $844,659 | $1,032,362 |
| 2026 April | $943,543 | $849,189 | $1,037,897 |
| 2026 May | $948,602 | $853,742 | $1,043,463 |
| 2026 June | $953,689 | $858,320 | $1,049,058 |
| 2026 July | $958,803 | $862,923 | $1,054,683 |
| 2026 August | $959,519 | $863,567 | $1,055,471 |
| 2026 September | $957,750 | $861,975 | $1,053,525 |
| 2026 October | $957,126 | $861,413 | $1,052,838 |
| 2026 November | $958,218 | $862,396 | $1,054,040 |
| 2026 December | $961,257 | $865,131 | $1,057,382 |