Flagship Ave, Herndon, VA Property Records

Fairfax County property records for 18 addresses on Flagship Ave, Herndon, VA · Last verified August 2026

Flagship Ave Highlights

Properties 18
Median Sale Price $455,000
Deeds and Mortgages on File 26
Median Price per Sqft $251
Owner Occupied 83%
Median Annual Tax Bill $7,065
Median Year Built 1984
Median Ownership Tenure 26 years

Properties on Flagship Ave

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

12802 Flagship Ave

4 bd · 4 ba · 3,096 sqft · 0.202 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$178,000Aug 1994 $8,3372025 Sale Amount Jul 1994 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

12803 Flagship Ave

5 bd · 4 ba · 2,588 sqft · 0.194 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$175,000Jul 1989 $7,6652025 3 Names on Record AssessorUpdated Oct 2025

12805 Flagship Ave

3 bd · 3 ba · 1,080 sqft · 0.194 acres

Last Sale Tax Bill Prior Sale Owner Records
$158,000Jun 1994 $6,6692025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

12806 Flagship Ave

4 bd · 3 ba · 1,836 sqft · 0.259 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$112,050Jan 1985 $7,0722025 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

12807 Flagship Ave

3 bd · 3 ba · 1,802 sqft · 0.194 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$225,000Oct 2000 $7,0012025 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

12808 Flagship Ave

3 bd · 3 ba · 1,802 sqft · 0.22 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$453,000Jun 2018 $6,9762025 Sale Amount Sep 2003 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

12810 Flagship Ave

4 bd · 4 ba · 2,308 sqft · 0.228 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$485,000Aug 2017 $7,6412025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2025

12812 Flagship Ave

3 bd · 3 ba · 1,080 sqft · 0.214 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$96,750Oct 1984 $6,7182025 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

12813 Flagship Ave

3 bd · 2.5 ba · 1,802 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$660,000Apr 2022 $7,7072025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

12815 Flagship Ave

4 bd · 3 ba · 1,824 sqft · 0.255 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,0652025 2 Names on Record Assessor + 2 DocumentsUpdated Oct 2025

12817 Flagship Ave

3 bd · 3 ba · 1,802 sqft · 0.214 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,0712025 Sale Amount Feb 2002 1 Name on Record Owner Occupied AssessorUpdated Oct 2025

12819 Flagship Ave

3 bd · 2.5 ba · 1,802 sqft · 0.202 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$187,800Apr 1994 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

12821 Flagship Ave

3 bd · 2.5 ba · 1,080 sqft · 0.195 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$685,000Jul 2025 $6,1722024 Sale Amount Apr 2024 2 Names on Record Assessor + 6 DocumentsUpdated Apr 2026

12822 Flagship Ave

3 bd · 2.5 ba · 1,080 sqft · 0.217 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$96,200Aug 1984 $6,3382024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

12823 Flagship Ave

3 bd · 3 ba · 1,802 sqft · 0.192 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$178,500Jan 1999 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

12824 Flagship Ave

3 bd · 3 ba · 1,802 sqft · 0.212 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$273,000May 2001 $7,1072025 Sale Amount Mar 1995 1 Name on Record Owner Occupied AssessorUpdated Oct 2025

12825 Flagship Ave

3 bd · 3 ba · 1,802 sqft · 0.225 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$455,000Jun 2019 $6,9822025 Sale Amount Aug 2014 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

12827 Flagship Ave

4 bd · 2.5 ba · 1,824 sqft · 0.196 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$450,000Aug 2017 $6,7532024 Sale Amount Jul 2009 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

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