Current Grinnell median home price: $136,119
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2026 March | $136,855 | $123,170 | $150,541 |
| 2026 April | $137,596 | $123,836 | $151,356 |
| 2026 May | $138,341 | $124,507 | $152,175 |
| 2026 June | $139,089 | $125,180 | $152,998 |
| 2026 July | $139,842 | $125,858 | $153,826 |
| 2026 August | $140,371 | $126,334 | $154,408 |
| 2026 September | $141,131 | $127,018 | $155,244 |
| 2026 October | $141,895 | $127,705 | $156,084 |
| 2026 November | $142,663 | $128,396 | $156,929 |
| 2026 December | $143,435 | $129,091 | $157,778 |