Current Grain Valley median home price: $323,129
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2031 January | $376,999 | $339,299 | $414,699 |
| 2031 February | $378,746 | $340,872 | $416,621 |
| 2031 March | $380,501 | $342,451 | $418,552 |
| 2031 April | $382,265 | $344,038 | $420,491 |
| 2031 May | $384,036 | $345,632 | $422,440 |
| 2031 June | $385,816 | $347,234 | $424,397 |
| 2031 July | $387,603 | $348,843 | $426,364 |
| 2031 August | $389,399 | $350,460 | $428,339 |
| 2031 September | $391,204 | $352,084 | $430,324 |
| 2031 October | $393,017 | $353,715 | $432,318 |
| 2031 November | $392,965 | $353,668 | $432,261 |
| 2031 December | $391,885 | $352,697 | $431,074 |