Current Alton median home price: $275,276
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2026 March | $301,528 | $271,376 | $331,681 |
| 2026 April | $303,882 | $273,494 | $334,270 |
| 2026 May | $306,254 | $275,629 | $336,879 |
| 2026 June | $308,645 | $277,780 | $339,509 |
| 2026 July | $311,054 | $279,948 | $342,159 |
| 2026 August | $312,531 | $281,278 | $343,784 |
| 2026 September | $314,280 | $282,852 | $345,708 |
| 2026 October | $316,088 | $284,479 | $347,697 |
| 2026 November | $318,555 | $286,700 | $350,411 |
| 2026 December | $321,042 | $288,938 | $353,146 |