Current Union City median home price: $224,955
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $229,228 | $206,305 | $252,150 |
| 2025 October | $230,514 | $207,463 | $253,566 |
| 2025 November | $231,808 | $208,627 | $254,989 |
| 2025 December | $233,109 | $209,798 | $256,420 |