Is Union City, CA 94587 a buyer’s or seller’s market?

The Union City housing market right now

In the three months ending August 31, 2026, 46% of homes in Union City, CA 94587 sold above their list price, the typical home went under contract in 21 days and there were 1.8 months of supply. Under four months of supply means sellers have the edge: expect competition for well-priced homes. That’s based on 94 home sales.

Compared with the same period a year earlier, the share selling over asking was about the same (47% then), homes sold about as fast and the median sale price rose 9% to $1,259,455. Overall, Union City is about as competitive as it was a year ago.

Within Alameda County, homes here sell more slowly than in 59% of the county’s ZIP codes, and sell less often over asking than in 67%. On our competition score, Union City ranks #133 of 1,069 CA ZIP codes with enough sales (score 84 out of 100).

Nearby, buyers who want less competition could look at Sunol 94586 (0% sold over asking) or Tracy 95391 (15% sold over asking), while Berkeley 94702 (90% sold over asking) and Oakland 94602 (86% sold over asking) are even more competitive.