Alameda County property records for 31 addresses on Keith Ave, Castro Valley, CA · Last verified August 2026
| Properties | 31 |
|---|---|
| Median Sale Price | $935,000 |
| Deeds and Mortgages on File | 73 |
| Median Price per Sqft | $603 |
| Owner Occupied | 90% |
| Median Annual Tax Bill | $8,166 |
| Median Year Built | 1951 |
| Median Ownership Tenure | 7 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 3 ba · 1,703 sqft · 0.21 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,0322025 | —May 2017 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
4 bd · 2 ba · 1,939 sqft · 0.164 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $220,000Mar 1988 | $5,8172025 | —Jun 1998 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
1 bd · 1 ba · 752 sqft · 0.218 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $925,000Nov 2024 | $7,1072024 | Amount on Record Oct 2022 | 1 Name on Record Owner Occupied | Assessor + 8 DocumentsUpdated Jul 2026 |
3 bd · 3.5 ba · 2,272 sqft · 0.242 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Oct 2018 | $8,1662025 | —Aug 2021 | 1 Name on Record Owner Occupied | Assessor + 9 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 2,282 sqft · 0.141 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $257,500Oct 1991 | $6,9762025 | —Aug 2016 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
2 bd · 1 ba · 928 sqft · 0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $280,000Dec 2010 | $5,1022025 | —Dec 2010 | 1 Name on Record | AssessorUpdated Aug 2026 |
4 bd · 3 ba · 1,746 sqft · 0.18 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $575,000Sep 2013 | $9,8472025 | —Jan 2009 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
3 bd · 2 ba · 1,404 sqft · 0.183 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $799,000Sep 2020 | $10,9922025 | Amount on Record Aug 2017 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
3 bd · 1 ba · 1,865 sqft · 0.289 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $902,000Aug 2025 | $4,7682025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
4 bd · 5 ba · 3,739 sqft · 0.48 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,650,000Nov 2019 | $22,7462025 | —Jul 2016 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Oct 2025 |
3 bd · 2 ba · 1,660 sqft · 0.123 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $390,000Jul 2009 | $6,5702024 | Amount on Record Mar 2005 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,270 sqft · 0.207 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,9922025 | —Jun 2003 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 bd · 2 ba · 2,378 sqft · 0.362 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,702,000Mar 2022 | $19,6672025 | —Sep 2021 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
4 bd · 2 ba · 1,638 sqft · 0.245 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,5792025 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
2 bd · 2 ba · 1,666 sqft · 0.34 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $177,500Aug 1996 | $4,2802025 | —Aug 1996 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
4 bd · 3 ba · 2,446 sqft · 0.253 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $870,000Apr 2019 | $19,1592025 | Amount on Record Dec 2018 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Oct 2025 |
5 bd · 4 ba · 2,698 sqft · 0.207 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $103,636Sep 1996 | $7,4172025 | —Mar 2011 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 1 ba · 1,476 sqft · 0.251 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,014,000Jan 2024 | $7,8842025 | —Oct 2017 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
4 bd · 4.5 ba · 4,045 sqft · 0.311 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,300,000Sep 2017 | $19,9252025 | Amount on Record Oct 2006 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
4 bd · 4 ba · 3,642 sqft · 0.23 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $700,000Aug 2006 | $16,9902025 | Amount on Record Jan 2001 | 2 Names on Record Owner Occupied | AssessorUpdated Oct 2025 |
3 bd · 2 ba · 1,355 sqft · 0.114 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $935,000Jul 2024 | $9,6062025 | Amount on Record Nov 2016 | 3 Names on Record Owner Occupied | AssessorUpdated Oct 2025 |
2 bd · 1 ba · 960 sqft · 0.114 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $330,000Dec 2010 | $5,7752025 | Amount on Record Dec 1995 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
2 bd · 2 ba · 1,433 sqft · 0.192 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $650,000Dec 2015 | $9,8662025 | Amount on Record Nov 1998 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
3 bd · 1 ba · 1,028 sqft · 0.128 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $620,000Oct 2020 | $8,7442025 | —Dec 2020 | 2 Names on Record Owner Occupied | Assessor + 5 DocumentsUpdated Jan 2026 |
3 bd · 3.5 ba · 2,728 sqft · 0.192 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,500Jun 2021 | $16,4362025 | Amount on Record Mar 2021 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
5 bd · 4 ba · 3,137 sqft · 0.139 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,750,000Sep 2025 | $15,3332024 | Amount on Record May 2019 | 2 Names on Record Owner Occupied | Assessor + 7 DocumentsUpdated May 2026 |
4 bd · 3 ba · 2,861 sqft · 0.192 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,700,000May 2023 | $21,7392025 | Amount on Record Aug 2018 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 2,287 sqft · 0.124 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Nov 2009 | $8,0802025 | Amount on Record Oct 2008 | 2 Names on Record Owner Occupied | AssessorUpdated Oct 2025 |
3 bd · 3 ba · 2,539 sqft · 0.192 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,465,000Jul 2021 | $19,1302025 | —Oct 1998 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
3 bd · 2 ba · 1,454 sqft · 0.124 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $915,000Jan 2023 | $12,1022025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
5 bd · 3.5 ba · 3,161 sqft · 0.174 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,8142025 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |