Current Diamond Bar median home price: $1,003,996
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2027 January | $1,077,547 | $969,793 | $1,185,302 |
| 2027 February | $1,084,036 | $975,633 | $1,192,440 |
| 2027 March | $1,090,564 | $981,508 | $1,199,621 |
| 2027 April | $1,097,132 | $987,418 | $1,206,845 |
| 2027 May | $1,103,738 | $993,365 | $1,214,112 |
| 2027 June | $1,109,598 | $998,638 | $1,220,558 |
| 2027 July | $1,107,342 | $996,608 | $1,218,076 |
| 2027 August | $1,103,265 | $992,938 | $1,213,591 |
| 2027 September | $1,099,203 | $989,282 | $1,209,123 |
| 2027 October | $1,095,155 | $985,640 | $1,204,671 |
| 2027 November | $1,091,123 | $982,011 | $1,200,235 |
| 2027 December | $1,087,106 | $978,395 | $1,195,816 |