Washington County property records for 11 addresses on SW Sienna Ln, Beaverton, OR · Last verified October 2026
| Properties | 11 |
|---|---|
| Median Sale Price | $395,000 |
| Deeds and Mortgages on File | 21 |
| Median Price per Sqft | $185 |
| Owner Occupied | 91% |
| Median Annual Tax Bill | $7,251 |
| Median Year Built | 1998 |
| Median Ownership Tenure | 20 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 3 ba · 2,644 sqft · built 1997 · 0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $233,329Jan 1997 | $5,8692025 | Amount on Record — | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
5 bd · 3 ba · 3,538 sqft · built 1997 · 0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $655,000Mar 2021 | $7,0972025 | Amount on Record Jun 1997 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
4 bd · 3 ba · 2,765 sqft · built 1996 · 0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $645,000Dec 2023 | $6,2472025 | Amount on Record Dec 2001 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2026 |
4 bd · 3 ba · 2,840 sqft · built 1996 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $224,653Aug 1996 | $6,4542025 | Amount on Record — | Owner on Record Owner Occupied | Assessor + 5 DocumentsUpdated Aug 2026 |
4 bd · 3 ba · 2,795 sqft · built 1997 · 0.15 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $238,000Jun 1999 | $6,1542025 | Amount on Record Feb 1997 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 3 ba · 2,784 sqft · built 2000 · 0.15 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $730,000Aug 2025 | $8,3342025 | Amount on Record Jul 2000 | 2 Owners on Record Owner Occupied | Assessor + 4 DocumentsUpdated Oct 2026 |
3 bd · 3 ba · 2,490 sqft · built 2000 · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $315,000Jan 2012 | $7,8312025 | Amount on Record May 2001 | 2 Owners on Record Owner Occupied | Assessor + 4 DocumentsUpdated Oct 2026 |
3 bd · 3 ba · 2,491 sqft · built 2002 · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $276,000May 2002 | $7,3522025 | 2 Owners on Record | AssessorUpdated Oct 2026 |
4 bd · 3 ba · 2,658 sqft · built 1999 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $277,000Sep 2000 | $8,1102025 | Amount on Record May 1999 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
3 bd · 3 ba · 2,407 sqft · built 1998 · 0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $394,900Nov 2006 | $7,2512025 | Amount on Record May 2000 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
4 bd · 3 ba · 1,966 sqft · built 2000 · 0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $395,000Oct 2009 | $9,1082025 | Amount on Record Dec 2004 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |