Alameda County property records for 25 addresses on Watson St, Castro Valley, CA · Last verified August 2026
| Properties | 25 |
|---|---|
| Median Sale Price | $970,000 |
| Deeds and Mortgages on File | 41 |
| Median Price per Sqft | $737 |
| Owner Occupied | 80% |
| Median Annual Tax Bill | $8,024 |
| Median Year Built | 1948 |
| Median Ownership Tenure | 11 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
2 bd · 1 ba · 905 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,3282025 | —Sep 2005 | 1 Name on Record | AssessorUpdated Aug 2026 |
3 bd · 2 ba · 1,646 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $175,000Dec 1993 | $4,5202025 | 1 Name on Record | AssessorUpdated Aug 2026 |
3,228 sqft · Built 1970 · 0.453 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,600,000Apr 2022 | $24,4102024 | Amount on Record Apr 1998 | 1 Name on Record | Assessor + 1 DocumentUpdated Apr 2026 |
3 bd · 1 ba · 1,465 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $570,000Jan 2016 | $8,9202025 | Amount on Record Oct 2013 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
2 bd · 1 ba · 905 sqft · 0.124 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $168,000Jun 1991 | $4,5862025 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
2 bd · 1 ba · 906 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $460,000Aug 2004 | $8,5212025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
4 bd · 2 ba · 1,471 sqft · 0.123 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,085,000Jan 2022 | $14,8452025 | —Dec 2020 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Oct 2025 |
2 bd · 1 ba · 1,016 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $620,000Mar 2018 | $9,3682025 | Amount on Record Jan 2005 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
2 bd · 1 ba · 906 sqft · 0.124 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Oct 1994 | $3,7692025 | —Jul 2009 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 bd · 1 ba · 1,113 sqft · 0.155 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $465,000Feb 2014 | $7,7592025 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
4 bd · 2 ba · 1,338 sqft · 0.124 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $174,000Oct 1997 | $4,2872025 | —Oct 1997 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
4 bd · 2 ba · 1,864 sqft · 0.224 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $460,000Dec 2008 | $8,0242025 | —May 2008 | 2 Names on Record | AssessorUpdated Oct 2025 |
2 bd · 1 ba · 906 sqft · 0.164 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $580,000Aug 2017 | $8,8282025 | 3 Names on Record Owner Occupied | Assessor + 5 DocumentsUpdated Oct 2025 |
2 bd · 1 ba · 905 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $177,500Nov 1992 | $4,5592025 | —Aug 2005 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
2 bd · 1 ba · 1,170 sqft · 0.155 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,1372025 | —Jan 1997 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 1 ba · 1,016 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $167,000Dec 1988 | $4,6242025 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
2 bd · 1 ba · 905 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $800,000Apr 2026 | $11,1622025 | Amount on Record Jul 2021 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
2 bd · 2 ba · 905 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $438,000Apr 2015 | $7,1572025 | —Nov 2019 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
4 bd · 2 ba · 1,376 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $320,000Sep 2001 | $6,5192025 | Amount on Record Oct 1996 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 bd · 2 ba · 1,426 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $695,000Apr 2018 | $10,3832025 | —Jun 2014 | 1 Name on Record | Assessor + 2 DocumentsUpdated Oct 2025 |
3 bd · 1 ba · 1,061 sqft · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $840,000Oct 2024 | $10,9682025 | Amount on Record Aug 2009 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
3 bd · 1 ba · 1,169 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $405,000Apr 2004 | $7,7442025 | Amount on Record Mar 1998 | 1 Name on Record Owner Occupied | Assessor + 5 DocumentsUpdated Jul 2026 |
3 bd · 1 ba · 1,104 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $840,000Apr 2026 | $10,9252025 | Amount on Record Nov 2023 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,388 sqft · 0.136 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $970,000Jan 2023 | $12,9782025 | Amount on Record Apr 2022 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Oct 2025 |
3 bd · 2 ba · 1,516 sqft · 0.174 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $975,000Aug 2023 | $12,7202025 | Amount on Record Apr 1998 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |