Alameda County property records for 23 addresses on Joan Dr, Castro Valley, CA · Last verified August 2026
| Properties | 23 |
|---|---|
| Median Sale Price | $720,000 |
| Deeds and Mortgages on File | 30 |
| Median Price per Sqft | $593 |
| Owner Occupied | 70% |
| Median Annual Tax Bill | $6,716 |
| Median Year Built | 1953 |
| Median Ownership Tenure | 12 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
5 bd · 3 ba · 2,254 sqft · 0.178 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $185,000Aug 2020 | $9,5422025 | —Aug 2020 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
4 bd · 2 ba · 1,428 sqft · 0.23 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $390,000Apr 2014 | $6,4562024 | —May 2008 | 1 Name on Record | Assessor + 1 DocumentUpdated May 2026 |
2 bd · 2 ba · 1,412 sqft · 0.279 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $175,000Sep 1998 | $4,7462025 | —Jul 2013 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
2 bd · 1 ba · 700 sqft · 0.199 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $224,000Mar 2009 | $4,4172025 | Amount on Record Jul 2008 | 1 Name on Record | Assessor + 3 DocumentsUpdated Oct 2025 |
3 bd · 2 ba · 1,450 sqft · 0.157 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,9442025 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
6 bd · 5.5 ba · 2,907 sqft · 0.443 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $680,000May 2017 | $16,7842025 | —Dec 2024 | 2 Names on Record | Assessor + 1 DocumentUpdated Aug 2026 |
2 bd · 1 ba · 886 sqft · 0.134 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $288,000Oct 2008 | $5,8032025 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
3 bd · 3 ba · 1,682 sqft · 0.157 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $820,000May 2018 | $12,3042025 | Amount on Record Apr 2018 | 2 Names on Record Owner Occupied | Assessor + 5 DocumentsUpdated Oct 2025 |
3 bd · 2 ba · 1,028 sqft · 0.13 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $610,000Feb 2018 | $9,5262025 | —Apr 2014 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Oct 2025 |
2 bd · 2 ba · 1,196 sqft · 0.125 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $350,000Oct 2004 | $6,8402025 | —Oct 2016 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
3 bd · 3 ba · 1,034 sqft · 0.113 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $760,000Apr 2023 | $10,6552025 | —Mar 2010 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
2 bd · 2 ba · 1,034 sqft · 0.115 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Feb 1994 | $3,8332025 | 1 Name on Record | AssessorUpdated Aug 2026 |
3 bd · 1 ba · 919 sqft · 0.122 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 1997 | $1,5342025 | 2 Names on Record | AssessorUpdated Aug 2026 |
3 bd · 2.5 ba · 1,962 sqft · 0.161 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $265,000Oct 1990 | $6,7162025 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 bd · 3 ba · 1,962 sqft · 0.158 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $499,000May 2015 | $8,4982025 | 2 Names on Record Owner Occupied | AssessorUpdated Oct 2025 |
3 bd · 1 ba · 1,131 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $720,000Dec 2021 | $10,3192025 | Amount on Record Feb 2013 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
2 bd · 1 ba · 1,400 sqft · 0.126 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $240,000Dec 2001 | $5,1612025 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
2 bd · 1 ba · 2,188 sqft · 0.128 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 1987 | $5,2362025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
2 bd · 1.5 ba · 696 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $150,000Jun 1990 | $4,1692025 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 bd · 2 ba · 2,029 sqft · 0.146 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $360,000Nov 2010 | $6,5052025 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
3 bd · 2 ba · 1,215 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $840,000Apr 2023 | $11,8792025 | 1 Name on Record Owner Occupied | Assessor + 5 DocumentsUpdated Oct 2025 |
4 bd · 3 ba · 1,850 sqft · 0.142 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $545,000Apr 2015 | $9,0342025 | Amount on Record Feb 2009 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
4 bd · 2 ba · 2,049 sqft · 0.128 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $420,000Dec 2024 | $13,0612025 | Amount on Record Nov 2022 | 1 Name on Record | Assessor + 2 DocumentsUpdated Oct 2025 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach of burnable land |