SW 109th Ave, Beaverton, OR Property Records

Washington County property records for 28 addresses on SW 109th Ave, Beaverton, OR · Last verified August 2026

SW 109th Ave Highlights

Properties 28
Median Sale Price $600,000
Deeds and Mortgages on File 22
Median Price per Sqft $251
Owner Occupied 25%
Median Annual Tax Bill $4,404
Median Year Built 1941
Median Ownership Tenure 13 years

Properties on SW 109th Ave

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

4070 SW 109th Ave

4 bd · 3 ba · 2,697 sqft · built 1980 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$825,000Nov 2022 $6,3472025 Amount on Record Apr 2022 Owner on Record Assessor + 3 DocumentsUpdated Aug 2026

4085 SW 109th Ave

6,528 sqft · 0.509 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,120,000Mar 2017 $15,1882024 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

4100 SW 109th Ave

3,440 sqft · 0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$365,000Oct 2013 $5,6462024 Amount on Record Mar 2002 Owner on Record Assessor + 2 DocumentsUpdated Jun 2026

4140 SW 109th Ave

1,983 sqft · built 2005 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$435,000Jan 2020 $122024 Amount on Record Oct 2014 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

4145 SW 109th Ave

2,328 sqft · built 1941 · 0.273 acres

Last Sale Tax Bill Prior Sale Owner Records
$700,000Oct 2003 $3,7042024 Owner on Record AssessorUpdated Jun 2026

4160 SW 109th Ave

1,902 sqft · built 2005 · 0.199 acres

Last Sale Tax Bill Prior Sale Owner Records
$346,500Oct 2013 $5,4772024 —Oct 2013 Owner on Record AssessorUpdated Jun 2026

4165 SW 109th Ave

2,929 sqft · built 1941 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$202,000Feb 2011 $3,8842024 —Mar 1996 2 Owners on Record AssessorUpdated Jun 2026

4180 SW 109th Ave

1,654 sqft · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 1998 $3,1442025 Owner on Record Owner Occupied AssessorUpdated Mar 2026

4185 SW 109th Ave

1,884 sqft · built 1941 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$212,000May 2010 $3,6142025 2 Owners on Record AssessorUpdated Mar 2026

4220 SW 109th Ave

2,980 sqft · built 1997 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$205,000Nov 2016 $7,3902025 Amount on Record Jun 1996 2 Owners on Record Assessor + 1 DocumentUpdated Jun 2026

4225 SW 109th Ave

2,158 sqft · built 2005 · 0.199 acres

Last Sale Tax Bill Prior Sale Owner Records
$713,875Nov 2016 $7,1252024 Amount on Record May 2004 2 Owners on Record AssessorUpdated Jun 2026

4240 SW 109th Ave

1,299 sqft · built 1940 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$157,900Jan 1998 $3,1742024 2 Owners on Record Assessor + 2 DocumentsUpdated Jun 2026

4245 SW 109th Ave

3,172 sqft · built 1941 · 0.201 acres

Last Sale Tax Bill Prior Sale Owner Records
$206,300May 2003 $5,2722025 —May 2003 2 Owners on Record AssessorUpdated Jun 2026

4260 SW 109th Ave

1,073 sqft · built 1948 · 0.199 acres

Last Sale Tax Bill Prior Sale Owner Records
$325,000Nov 2017 $3,2142025 2 Owners on Record Assessor + 2 DocumentsUpdated Jun 2026

4265 SW 109th Ave

2,030 sqft · built 1997 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$109,000Mar 1996 $3,0012024 —Jun 2013 2 Owners on Record AssessorUpdated Aug 2026

4280 SW 109th Ave

5,412 sqft · built 1940 · 0.202 acres

Last Sale Tax Bill Prior Sale Owner Records
$179,000Jul 1998 $6,1092024 Amount on Record Sep 1997 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

4285 SW 109th Ave

0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$65,000Jun 1989 $11,0312024 —Jun 2013 2 Owners on Record AssessorUpdated Aug 2026

4325 SW 109th Ave

2,948 sqft · built 1992 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 1999 $6,4222024 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

4345 SW 109th Ave

2,962 sqft · built 1941 · 0.212 acres

Last Sale Tax Bill Prior Sale Owner Records
$670,000Sep 2022 $3,5842025 Amount on Record Dec 2016 Owner on Record Assessor + 1 DocumentUpdated Jun 2026

4365 SW 109th Ave

2,206 sqft · built 1941 · 0.212 acres

Last Sale Tax Bill Prior Sale Owner Records
$255,000Feb 2010 $3,5022025 —Oct 2005 Owner on Record Owner Occupied AssessorUpdated Jun 2026

4385 SW 109th Ave

2,104 sqft · built 2018 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$225,000May 2015 $4,3932025 Amount on Record Sep 2009 Owner on Record AssessorUpdated Mar 2026

4425 SW 109th Ave

2,199 sqft · built 1941 · 0.199 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Aug 2024 $3,2502024 —Mar 2010 2 Owners on Record Assessor + 2 DocumentsUpdated Jul 2026

4445 SW 109th Ave

1,716 sqft · built 1941 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$90,000Mar 1993 $3,4362025 Owner on Record AssessorUpdated Jun 2026

4465 SW 109th Ave

2,147 sqft · built 1950 · 0.199 acres

Last Sale Tax Bill Prior Sale Owner Records
$600,000Nov 2021 $4,4252025 Amount on Record Nov 2006 Owner on Record Assessor + 2 DocumentsUpdated Jun 2026

4485 SW 109th Ave

2,286 sqft · built 1941 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Aug 2021 $4,4042024 2 Owners on Record AssessorUpdated Jun 2026

4525 SW 109th Ave

3,374 sqft · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$850,000Dec 2022 $5,3752025 Amount on Record Sep 2012 Owner on Record Assessor + 4 DocumentsUpdated Jun 2026

4545 SW 109th Ave

2,176 sqft · built 1941 · 0.212 acres

Last Sale Tax Bill Prior Sale Owner Records
$385,000Sep 2015 $3,3962025 2 Owners on Record AssessorUpdated Jun 2026

4565 SW 109th Ave

1,150 sqft · built 1941 · 0.199 acres

Last Sale Tax Bill Prior Sale Owner Records
$93,500Jul 1991 $4,5062024 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

Property Records in Nearby Streets