Current Union City median home price: $142,852
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $164,863 | $148,377 | $181,349 |
| 2025 October | $165,005 | $148,505 | $181,506 |
| 2025 November | $163,764 | $147,387 | $180,140 |
| 2025 December | $162,532 | $146,278 | $178,785 |