Home Uncategorized Active Lots & Lands – Union City – 94587 – Alameda County – CA – 2/3 By siteeditor. Published on 27 1 月, 2014. Active Lots & Lands – Union City – 94587 – Alameda County – CA – 2/3 0 12TH STREET, Union City 94587 Approx Lot: 6,000 Sqft Type: Single Family Residential Land Orig. Price: $239,000