Current Grain Valley median home price: $323,129
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2028 January | $347,999 | $313,200 | $382,799 |
| 2028 February | $347,741 | $312,967 | $382,515 |
| 2028 March | $348,823 | $313,941 | $383,705 |
| 2028 April | $350,440 | $315,396 | $385,484 |
| 2028 May | $352,063 | $316,857 | $387,270 |
| 2028 June | $353,695 | $318,325 | $389,064 |
| 2028 July | $354,998 | $319,499 | $390,498 |
| 2028 August | $356,098 | $320,488 | $391,707 |
| 2028 September | $357,502 | $321,752 | $393,252 |
| 2028 October | $358,622 | $322,760 | $394,485 |
| 2028 November | $359,366 | $323,429 | $395,302 |
| 2028 December | $359,946 | $323,952 | $395,941 |