Washington County property records for 13 addresses on SW 109th Ave, Tualatin, OR · Last verified October 2026
| Properties | 13 |
|---|---|
| Median Sale Price | $485,000 |
| Deeds and Mortgages on File | 21 |
| Median Price per Sqft | $201 |
| Owner Occupied | 92% |
| Median Annual Tax Bill | $8,434 |
| Median Year Built | 1994 |
| Median Ownership Tenure | 12 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17870 SW 109th Ave |
4 bd · 3 ba · 2,388 sqft built 1994 · 0.2 acres | $215,000 Aug 1994 | $8,447 2025 | Assessor + 1 Document Updated Jun 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17875 SW 109th Ave |
4 bd · 3 ba · 2,391 sqft built 1994 · 0.2 acres | $304,000 Aug 2003 | $8,713 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17880 SW 109th Ave |
4 bd · 3 ba · 2,357 sqft built 1994 · 0.2 acres | $261,500 Jun 2000 | $8,270 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17885 SW 109th Ave |
4 bd · 3 ba · 2,279 sqft built 1994 · 0.2 acres | $211,000 Jul 1994 | $8,256 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17890 SW 109th Ave |
4 bd · 3 ba · 2,488 sqft built 1994 · 0.21 acres | $512,000 Jul 2017 | $9,160 2025 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17895 SW 109th Ave |
4 bd · 3 ba · 2,534 sqft built 1994 · 0.21 acres | $38,900 Sep 1993 | $8,778 2025 | Assessor + 1 Document Updated Jun 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17920 SW 109th Ave |
4 bd · 3 ba · 2,210 sqft built 1994 · 0.18 acres | $600,000 Mar 2021 | $8,434 2025 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17940 SW 109th Ave |
4 bd · 3 ba · 2,430 sqft built 1994 · 0.18 acres | $485,000 Mar 2017 | $8,349 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17950 SW 109th Ave |
5 bd · 3 ba · 2,304 sqft built 1994 · 0.18 acres | $465,000 Apr 2017 | $8,209 2025 | Assessor + 1 Document Updated Jun 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17960 SW 109th Ave |
4 bd · 3 ba · 2,793 sqft built 1995 · 0.18 acres | $221,000 Sep 1995 | $8,471 2025 | Assessor + 1 Document Updated Jun 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17975 SW 109th Ave |
4 bd · 3 ba · 3,010 sqft built 1994 · 0.169 acres | $550,000 Dec 2017 | $8,910 2025 | Assessor + 6 Documents Updated Jun 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17980 SW 109th Ave |
4 bd · 3 ba · 2,228 sqft built 1994 · 0.21 acres | $374,000 Sep 2014 | $8,141 2025 | Assessor Updated Jun 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17990 SW 109th Ave |
2 bd · 1 ba · 830 sqft built 1935 · 0.41 acres | $208,263 May 2019 | $2,726 2025 | Assessor Updated Jun 2026 | 2 Owners on File |