Current South Plainfield median home price: $551,257
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $595,396 | $535,856 | $654,935 |
| 2025 October | $598,337 | $538,503 | $658,171 |
| 2025 November | $601,293 | $541,164 | $661,422 |
| 2025 December | $604,263 | $543,837 | $664,690 |