Alameda County property records for 6 addresses on Helen Pl, Castro Valley, CA · Last verified August 2026
| Properties | 6 |
|---|---|
| Median Sale Price | $504,500 |
| Deeds and Mortgages on File | 5 |
| Median Price per Sqft | $330 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $9,393 |
| Median Year Built | 1998 |
| Median Ownership Tenure | 22 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3 bd · 2 ba · 2,087 sqft · built 1946 · 0.24 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,149,000Oct 2024 | $14,4272025 | —Apr 2016 | 3 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
3 bd · 2 ba · 1,527 sqft · built 1998 · 0.142 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $499,000Jun 2012 | $8,1822025 | Owner on Record Owner Occupied | AssessorUpdated Oct 2025 |
3 bd · 2 ba · 1,527 sqft · built 1998 · 0.142 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $504,500Sep 2002 | $9,2802024 | Amount on Record Sep 1998 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Apr 2026 |
3 bd · 2 ba · 1,527 sqft · built 1998 · 0.145 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $525,000Mar 2004 | $9,5942025 | —Apr 2005 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2025 |
3 bd · 2 ba · 1,527 sqft · built 1998 · 0.143 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $303,000Oct 1998 | $6,3892025 | —Jan 2013 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 2 ba · 1,795 sqft · built 1998 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $489,000Jul 2001 | $9,3932025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |