Alameda County property records for 6 addresses on Alpha Ct, Castro Valley, CA · Last verified August 2026
| Properties | 6 |
|---|---|
| Median Sale Price | $648,000 |
| Deeds and Mortgages on File | 10 |
| Median Price per Sqft | $230 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $10,202 |
| Median Year Built | 1991 |
| Median Ownership Tenure | 17 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 4 ba · 2,568 sqft · 0.199 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $299,000Aug 1997 | $6,4202025 | 3 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Oct 2025 |
4 bd · 3.5 ba · 2,807 sqft · 0.128 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $648,000May 2013 | $10,2022025 | Amount on Record May 1998 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
4 bd · 3.5 ba · 2,689 sqft · 0.12 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $600,000Oct 2009 | $9,9252025 | Amount on Record Oct 2001 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 4 ba · 2,689 sqft · 0.12 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $670,000Nov 2003 | $12,0262025 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Oct 2025 |
4 bd · 4 ba · 2,689 sqft · 0.171 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $875,000Oct 2016 | $12,8442025 | —Jun 2014 | 2 Names on Record Owner Occupied | AssessorUpdated Oct 2025 |
4 bd · 3.5 ba · 2,498 sqft · 0.145 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $290,000Aug 1997 | $6,2502025 | —Aug 1997 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |