Current Alton median home price: $187,710
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2026 January | $197,993 | $178,194 | $217,793 |
| 2026 February | $199,077 | $179,170 | $218,985 |
| 2026 March | $200,167 | $180,151 | $220,184 |
| 2026 April | $201,263 | $181,137 | $221,390 |
| 2026 May | $202,365 | $182,129 | $222,602 |
| 2026 June | $203,473 | $183,126 | $223,820 |
| 2026 July | $204,587 | $184,128 | $225,046 |
| 2026 August | $204,126 | $183,713 | $224,538 |
| 2026 September | $204,352 | $183,917 | $224,788 |
| 2026 October | $205,386 | $184,847 | $225,925 |
| 2026 November | $206,510 | $185,859 | $227,162 |
| 2026 December | $207,641 | $186,877 | $228,405 |