Extension Ave, Washington, PA Property Records

Washington County property records for 12 addresses on Extension Ave, Washington, PA · Last verified July 2026

Extension Ave Highlights

Properties 12
Median Sale Price $23,750
Deeds and Mortgages on File 11
Median Price per Sqft $12
Owner Occupied 8%
Median Annual Tax Bill $1,051
Median Year Built 1900
Median Ownership Tenure 4 years

Properties on Extension Ave

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

439 Extension Ave

4 bd · 2 ba · 1,874 sqft · built 1880 · 0.069 acres

Last Sale Tax Bill Prior Sale Owner Records
$23,750Nov 2025 $8462026 Amount on Record Dec 2011 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

440 Extension Ave

6 bd · 2 ba · 920 sqft · built 1900 · 0.069 acres

Last Sale Tax Bill Prior Sale Owner Records
$35,000Feb 2023 $1,0582026 Amount on Record May 2020 1 Name on Record Assessor + 4 DocumentsUpdated Jun 2026

444 Extension Ave

2 bd · 1 ba · 1,584 sqft · built 1900 · 0.069 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,500Apr 2024 $1,0722026 Amount on Record Aug 2023 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

446 Extension Ave

4 bd · 1 ba · 1,152 sqft · built 1920 · 0.069 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,250Mar 2015 $9872026 1 Name on Record AssessorUpdated Jul 2026

449 Extension Ave

6 bd · 2 ba · 1,736 sqft · built 1890 · 0.071 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,000Aug 2025 $1,0512026 1 Name on Record AssessorUpdated Jul 2026

453 Extension Ave

3 bd · 1 ba · 793 sqft · built 1900 · 0.064 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2016 $392026 Amount on Record Aug 2002 1 Name on Record AssessorUpdated Jul 2026

455 Extension Ave

6 bd · 2 ba · 1,885 sqft · built 1900 · 0.062 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,685Apr 2016 $5232026 —May 2011 1 Name on Record AssessorUpdated Jul 2026

459 Extension Ave

3 bd · 1 ba · 1,232 sqft · built 1900 · 0.064 acres

Last Sale Tax Bill Prior Sale Owner Records
$65,000Dec 2022 $1,1992026 Amount on Record Apr 2022 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

465 Extension Ave

3 bd · 1 ba · 1,113 sqft · built 1900 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jan 2010 $3432026 2 Names on Record AssessorUpdated Jul 2026

469 Extension Ave

2 bd · 1 ba · 1,086 sqft · built 1900 · 0.062 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,300Apr 2026 $1,2222026 Amount on Record Nov 2011 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

475 Extension Ave

3 bd · 1 ba · 1,254 sqft · built 1920 · 0.069 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,2222026 2 Names on Record AssessorUpdated Jun 2026

479 Extension Ave

2 bd · 1 ba · 866 sqft · built 1920 · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,000Apr 2022 $8202026 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

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