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 RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Property Records in Nearby Streets