20431 Island West Sq
Ashburn, VA 20147
3 ba 2,060 sqft Built 2011 Lot 4,356 sqft townhomes
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $430,060 | $203,500 | $633,560 | $5,100 |
| 2023 | $391,690 | $203,500 | $595,190 | $5,207 |
| 2022 | $376,890 | $188,500 | $565,390 | $5,031 |
| 2021 | $349,510 | $153,500 | $503,010 | $4,929 |
| 2020 | $339,090 | $133,500 | $472,590 | $4,891 |
| 2019 | $327,090 | $133,500 | $460,590 | $4,813 |
| 2018 | $324,590 | $118,500 | $443,090 | $4,807 |
| 2017 | $316,000 | $118,500 | $434,500 | $4,888 |
| 2016 | $309,210 | $118,500 | $427,710 | $4,897 |
| 2015 | $303,480 | $118,500 | $421,980 | $4,789 |
| 2014 | $276,350 | $118,500 | $394,850 | $4,560 |
| 2013 | $250,570 | $108,500 | $359,070 | $4,326 |
| 2012 | $239,900 | $108,500 | $348,400 | $4,302 |
| 2011 | — | $53,500 | $53,500 | $687 |
| 2009 | — | $53,500 | $53,500 | $666 |
| 2008 | — | $128,500 | $128,500 | $1,464 |
| 2007 | — | $74,300 | $74,300 | $713 |
Property facts
Year built
2011
Property type
townhomes
Stories
2
Beds
—
Baths
3
Living area
2,060 sqft
Lot size
4,356 sqft
ZIP code
20147
City
Ashburn
Street
Island West Sq
Coordinates
39.05063, -77.46351
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 20431 Island West Sq last sell?
No public-record sale is on file for 20431 Island West Sq.
What is the current tax assessment for 20431 Island West Sq?
The most recent total assessment for 20431 Island West Sq (year 2025) is $633,560 with $5,100 in property tax.
When was 20431 Island West Sq built?
20431 Island West Sq was built in 2011.
How does 20431 Island West Sq compare to others on Island West Sq?
We track 5 other properties on Island West Sq. Browse the list under "Other properties on Island West Sq" to compare beds, baths, and sale history.
What are the property facts for 20431 Island West Sq?
20431 Island West Sq is a 3 bath, 2,060 sqft, 4,356 sqft lot townhomes.
Is 20431 Island West Sq a flip candidate?
No — 20431 Island West Sq does not appear in our flips dataset.
Is 20431 Island West Sq a tax-appeal candidate?
No — 20431 Island West Sq is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+2.2%
Implied 1-yr
+8.8%
2026 Q3
$878.2K
2026 Q4
$895.1K
ZIP 20147 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Island West Sq