Current Diamond Bar median home price: $1,003,996
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2027 January | $1,112,866 | $1,001,579 | $1,224,152 |
| 2027 February | $1,119,686 | $1,007,717 | $1,231,654 |
| 2027 March | $1,126,547 | $1,013,893 | $1,239,202 |
| 2027 April | $1,133,451 | $1,020,106 | $1,246,796 |
| 2027 May | $1,140,397 | $1,026,357 | $1,254,437 |
| 2027 June | $1,146,452 | $1,031,806 | $1,261,097 |
| 2027 July | $1,144,120 | $1,029,708 | $1,258,532 |
| 2027 August | $1,140,084 | $1,026,075 | $1,254,092 |
| 2027 September | $1,136,061 | $1,022,455 | $1,249,667 |
| 2027 October | $1,132,053 | $1,018,848 | $1,245,258 |
| 2027 November | $1,128,059 | $1,015,253 | $1,240,865 |
| 2027 December | $1,124,079 | $1,011,671 | $1,236,487 |