Current Union City median home price: $1,292,126
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $1,287,696 | $1,158,926 | $1,416,465 |
| 2025 October | $1,299,369 | $1,169,432 | $1,429,306 |
| 2025 November | $1,311,148 | $1,180,033 | $1,442,263 |
| 2025 December | $1,323,034 | $1,190,730 | $1,455,337 |