Castro Valley Fix it, duplex fix it, land, love it, country, charming fixer upper in a great location. EBMUD water, OLD existing small home, duplex, barn, & 9+ acres on an OLD septic tank which everything is in its present “AS IS” condition. Buyer check with Alameda County and/or specialist for this property regarding any and all present issues and/or conditions that may need to be repaired/replaced. Possibly repair bridge crossing to back area.