Alameda County property records for 7 addresses on Mount Diablo Ct, Castro Valley, CA · Last verified August 2026
| Properties | 7 |
|---|---|
| Median Sale Price | $695,000 |
| Deeds and Mortgages on File | 4 |
| Median Price per Sqft | $233 |
| Owner Occupied | 86% |
| Median Annual Tax Bill | $12,231 |
| Median Year Built | 1989 |
| Median Ownership Tenure | 15 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3 bd · 3 ba · 2,975 sqft · built 1989 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $695,000Jun 2002 | $12,9012025 | —Oct 2003 | 3 Names on Record Owner Occupied | AssessorUpdated Oct 2025 |
3 bd · 3 ba · 2,497 sqft · built 1989 · 0.206 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $785,500Jul 2013 | $12,2312025 | Amount on Record Jan 2007 | 2 Names on Record | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 3 ba · 2,975 sqft · built 1989 · 0.369 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $358,500Feb 1989 | $8,7252025 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 bd · 3 ba · 2,462 sqft · built 1989 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $810,000Sep 2013 | $12,5852025 | —May 2011 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
3 bd · 3 ba · 2,462 sqft · built 1989 · 0.12 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,000,000Sep 2016 | $14,4812025 | —May 2014 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
3 bd · 3 ba · 2,237 sqft · built 1989 · 0.17 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $350,000Oct 1989 | $8,3842025 | —Feb 2012 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
4 bd · 3 ba · 3,022 sqft · built 1990 · 0.206 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $670,000Aug 2011 | $10,7992025 | 3 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jan 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Moderate this street's cells rank above 64% of the US · above 39% of California |
|---|---|
| Wildfire Likelihood | About 1 in 543 per year |
| Exposure | Indirect 0 of 1 cells directly exposed |