Current O Fallon median home price: $357,952
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2026 March | $376,905 | $339,214 | $414,595 |
| 2026 April | $378,877 | $340,989 | $416,764 |
| 2026 May | $380,859 | $342,773 | $418,945 |
| 2026 June | $382,852 | $344,567 | $421,137 |
| 2026 July | $384,855 | $346,369 | $423,340 |
| 2026 August | $386,835 | $348,152 | $425,519 |
| 2026 September | $388,859 | $349,973 | $427,745 |
| 2026 October | $390,894 | $351,805 | $429,983 |
| 2026 November | $392,939 | $353,645 | $432,233 |
| 2026 December | $394,995 | $355,496 | $434,495 |