Current Grantham median home price: $483,710
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2031 January | $664,889 | $598,400 | $731,378 |
| 2031 February | $669,119 | $602,207 | $736,031 |
| 2031 March | $673,375 | $606,038 | $740,713 |
| 2031 April | $677,659 | $609,893 | $745,425 |
| 2031 May | $681,971 | $613,773 | $750,168 |
| 2031 June | $686,309 | $617,678 | $754,940 |
| 2031 July | $690,675 | $621,608 | $759,743 |
| 2031 August | $695,069 | $625,562 | $764,576 |
| 2031 September | $699,491 | $629,542 | $769,440 |
| 2031 October | $703,941 | $633,547 | $774,335 |
| 2031 November | $708,420 | $637,578 | $779,261 |
| 2031 December | $712,926 | $641,634 | $784,219 |