S 12th Ave, Cornelius, OR Property Records

Washington County property records for 38 addresses on S 12th Ave, Cornelius, OR · Last verified August 2026

S 12th Ave Highlights

Properties 38
Median Sale Price $430,000
Deeds and Mortgages on File 55
Median Price per Sqft $242
Owner Occupied 66%
Median Annual Tax Bill $3,760
Median Year Built 1960
Median Ownership Tenure 9 years

Properties on S 12th Ave

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

122 S 12th Ave

3 bd · 2 ba · 3,300 sqft · 0.66 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$800,000Jul 2024 $4,3742025 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

168 S 12th Ave

6 bd · 3 ba · 2,919 sqft · 0.26 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$595,000May 2021 $4,5922025 Amount on Record Mar 2000 2 Names on Record Assessor + 1 DocumentUpdated Jun 2026

187 S 12th Ave

2 bd · 1 ba · 906 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$85,000Nov 2005 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

285 S 12th Ave

2 bd · 1 ba · 1,196 sqft · 0.28 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$70,000Nov 2013 $2,4332025 1 Name on Record AssessorUpdated Jun 2026

307 S 12th Ave

3 bd · 1 ba · 1,382 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$37,500Aug 1983 $1,7932025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

339 S 12th Ave

2 bd · 1 ba · 832 sqft · 0.119 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$113,000Aug 2002 $2,1632025 —Jul 1998 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

362 S 12th Ave

2 bd · 1 ba · 676 sqft · 0.119 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$160,000Nov 2007 $2,0562025 —Sep 2006 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

365 S 12th Ave

3 bd · 2 ba · 1,280 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Mar 1993 $3,6132025 1 Name on Record AssessorUpdated Jun 2026

386 S 12th Ave

2 bd · 1 ba · 877 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$220,000Apr 2016 $2,3792025 —Apr 2016 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

387 S 12th Ave

3 bd · 2 ba · 1,335 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$134,950Jul 2001 $3,4912025 —Jul 2001 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

414 S 12th Ave

2 bd · 1 ba · 792 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$163,000Oct 2005 $2,4012025 Amount on Record Feb 2005 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

415 S 12th Ave

3 bd · 2 ba · 1,342 sqft · 0.269 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$335,000Aug 2018 $3,6662025 Amount on Record Jul 2013 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

428 S 12th Ave

3 bd · 2 ba · 1,287 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$430,000May 2025 $3,7912025 —May 2025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

449 S 12th Ave

4 bd · 2 ba · 2,957 sqft · 0.45 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$635,000Nov 2025 $5,7362025 Amount on Record Jun 2014 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Jun 2026

486 S 12th Ave

3 bd · 3 ba · 1,281 sqft · 0.1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$15,000Aug 2020 $4,3062025 Amount on Record Apr 2016 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

513 S 12th Ave

2 bd · 1 ba · 1,196 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$55,000Oct 2011 $6,8292025 —Oct 2011 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

554 S 12th Ave

4 bd · 3 ba · 2,964 sqft · 0.369 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$158,000Jun 2003 $9,4652025 —Jun 2003 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

557 S 12th Ave

2 bd · 1 ba · 1,148 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1994 $2,5722025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

575 S 12th Ave

3 bd · 2 ba · 1,457 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,2032025 2 Names on Record AssessorUpdated Jun 2026

586 S 12th Ave

3 bd · 2 ba · 1,914 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,0352025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

619 S 12th Ave

2 bd · 1 ba · 912 sqft · 0.219 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$350,000Sep 2021 $2,5122025 Amount on Record Sep 2013 1 Name on Record Assessor + 2 DocumentsUpdated Jun 2026

620 S 12th Ave

2 bd · 1 ba · 952 sqft · 0.339 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$315,000Jan 2019 $3,7602025 —Jan 2019 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

640 S 12th Ave

2 bd · 2 ba · 1,802 sqft · 0.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$135,000Jan 2005 $2,8122025 —Jan 1997 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

649 S 12th Ave

3 bd · 2 ba · 2,330 sqft · 0.36 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$386,000Aug 2021 $3,8542025 —Dec 2019 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

674 S 12th Ave

3 bd · 2 ba · 1,750 sqft · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$427,800Oct 2021 $2,7792025 Amount on Record Dec 2020 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

700 S 12th Ave

3 bd · 2 ba · 1,519 sqft · 0.219 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$155,000Dec 2003 $4,2112025 Amount on Record Nov 2002 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

728 S 12th Ave

5 bd · 3 ba · 2,462 sqft · 0.219 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$370,000Jan 2017 $5,4202025 Amount on Record May 2016 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

730 S 12th Ave

3 bd · 2 ba · 1,780 sqft · 0.219 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$485,000Mar 2024 $2,2592025 Amount on Record Oct 2018 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

793 S 12th Ave

4 bd · 4 ba · 2,196 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$395,000Jun 2017 $2,7732025 Amount on Record Mar 2011 2 Names on Record Assessor + 3 DocumentsUpdated Aug 2026

886 S 12th Ave

5 bd · 2 ba · 2,034 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$136,500Apr 1996 $4,1222025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

915 S 12th Ave

23,500 sqft · 2.57 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,0112024 —Jan 2006 2 Names on Record AssessorUpdated Jun 2026

916 S 12th Ave

6 bd · 3 ba · 2,958 sqft · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$357,500Aug 2018 $3,6522025 —Mar 2017 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

944 S 12th Ave

5 bd · 3 ba · 3,044 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$276,000Oct 2006 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

972 S 12th Ave

9 bd · 6 ba · 3,762 sqft · 0.18 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$318,000Dec 2023 $7,0392025 Amount on Record Dec 1996 1 Name on Record AssessorUpdated Jun 2026

1123 S 12th Ave

1.67 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,0542024 1 Name on Record AssessorUpdated Jun 2026

1150 S 12th Ave

Built 1943 · 4.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$337,500Jul 2018 $8,5392024 1 Name on Record Assessor + 3 DocumentsUpdated Jun 2026

1160 S 12th Ave

3 bd · 2 ba · 1,266 sqft · 0.239 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$475,000May 2024 $4,9112025 Amount on Record Oct 1996 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

1214 S 12th Ave

1.6 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,4942025 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

Wildfire Risk on S 12th Ave

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to HomesNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Property Records in Nearby Streets