Current Grain Valley median home price: $323,129
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2028 January | $359,622 | $323,660 | $395,584 |
| 2028 February | $359,355 | $323,419 | $395,290 |
| 2028 March | $360,473 | $324,426 | $396,521 |
| 2028 April | $362,232 | $326,009 | $398,455 |
| 2028 May | $363,999 | $327,599 | $400,399 |
| 2028 June | $365,775 | $329,197 | $402,352 |
| 2028 July | $367,123 | $330,410 | $403,835 |
| 2028 August | $368,259 | $331,434 | $405,085 |
| 2028 September | $369,712 | $332,741 | $406,683 |
| 2028 October | $370,871 | $333,783 | $407,958 |
| 2028 November | $371,639 | $334,475 | $408,803 |
| 2028 December | $372,240 | $335,016 | $409,464 |