SE 18th Ave, Ontario, OR Property Records

Malheur County property records for 11 addresses on SE 18th Ave, Ontario, OR · Last verified June 2026

SE 18th Ave Highlights

Properties 11
Median Sale Price $90,000
Deeds and Mortgages on File 5
Median Price per Sqft $109
Owner Occupied 36%
Median Annual Tax Bill $1,125
Median Year Built 1966
Median Ownership Tenure 5 years

Properties on SE 18th Ave

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

234 SE 18th Ave

3 bd · 1 ba · 1,148 sqft · built 1918 · 39.2 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 1991 $1,2152025 Owner on Record AssessorUpdated Jan 2026

288 SE 18th Ave

3 bd · 1 ba · 924 sqft · built 1995 · 39.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$3992025 Owner on Record AssessorUpdated Apr 2026

377 SE 18th Ave

1,124 sqft · built 1920 · 1.76 acres

Last Sale Tax Bill Prior Sale Owner Records
$52,000May 2001 $1,6592025 2 Owners on Record AssessorUpdated Jan 2026

401 SE 18th Ave

1,512 sqft · built 2014 · 0.93 acres

Last Sale Tax Bill Prior Sale Owner Records
$258,000Oct 2021 $8702025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jan 2026

475 SE 18th Ave

3 acres

Last Sale Tax Bill Prior Sale Owner Records
$8272025 Owner on Record AssessorUpdated Jan 2026

525 SE 18th Ave

3 bd · 1 ba · 1,416 sqft · built 1942 · 0.91 acres

Last Sale Tax Bill Prior Sale Owner Records
$218,750Jan 2022 $1,6782025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

555 SE 18th Ave

2 bd · 1 ba · 880 sqft · built 1948 · 3.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$90,000Dec 2011 $1,8402025 Amount on Record Nov 2006 Owner on Record Owner Occupied AssessorUpdated Apr 2026

599 SE 18th Ave

built 1966

Last Sale Tax Bill Prior Sale Owner Records
$80,000Jun 2024 $632025 2 Owners on Record AssessorUpdated Jun 2026

601 SE 18th Ave

728 sqft · built 1977 · 0.619 acres

Last Sale Tax Bill Prior Sale Owner Records
$80,000Jun 2024 $9142025 2 Owners on Record Assessor + 2 DocumentsUpdated Jun 2026

605 SE 18th Ave

2 bd · 1 ba · 960 sqft · built 1942 · 1.88 acres

Last Sale Tax Bill Prior Sale Owner Records
$127,500Mar 2017 $1,1252025 Owner on Record Assessor + 1 DocumentUpdated Jan 2026

820 SE 18th Ave

3 bd · 2 ba · 1,404 sqft · built 1970 · 26.9 acres

Last Sale Tax Bill Prior Sale Owner Records
$68,000Aug 2024 $1,4772025 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

Property Records in Nearby Streets