Current Johnston median home price: $422,306
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2026 January | $461,964 | $415,768 | $508,160 |
| 2026 February | $464,656 | $418,191 | $511,122 |
| 2026 March | $467,364 | $420,628 | $514,100 |
| 2026 April | $470,088 | $423,079 | $517,096 |
| 2026 May | $472,827 | $425,544 | $520,110 |
| 2026 June | $475,583 | $428,024 | $523,141 |
| 2026 July | $478,354 | $430,519 | $526,189 |
| 2026 August | $480,038 | $432,034 | $528,042 |
| 2026 September | $481,123 | $433,011 | $529,235 |
| 2026 October | $483,046 | $434,742 | $531,351 |
| 2026 November | $485,631 | $437,068 | $534,194 |
| 2026 December | $488,461 | $439,615 | $537,307 |