421 Mill St
Vienna, VA 22180
3 bd 4 ba 1,760 sqft Built 1970 Lot 3,048 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 | $479,830 | $255,000 | $734,830 | $8,494 |
| 2024 | $479,830 | $255,000 | $734,830 | $8,333 |
| 2023 | $358,060 | $225,000 | $583,060 | $6,579 |
| 2022 | $367,610 | $225,000 | $592,610 | $6,776 |
| 2021 | $343,370 | $215,000 | $558,370 | $6,552 |
| 2020 | $328,510 | $195,000 | $523,510 | $6,195 |
| 2019 | $353,290 | $195,000 | $548,290 | $6,489 |
| 2018 | $344,210 | $175,000 | $519,210 | $5,970 |
| 2017 | $342,560 | $155,000 | $497,560 | $5,776 |
| 2016 | $349,820 | $155,000 | $504,820 | $5,848 |
| 2015 | $326,930 | $150,000 | $476,930 | $5,322 |
| 2014 | $326,930 | $150,000 | $476,930 | $5,310 |
| 2013 | $282,510 | $130,000 | $412,510 | $4,562 |
| 2012 | $282,510 | $130,000 | $412,510 | $4,521 |
| 2011 | $282,510 | $130,000 | $412,510 | $4,479 |
| 2009 | $294,300 | $137,000 | $431,300 | $4,489 |
| 2008 | $287,410 | $165,000 | $452,410 | $4,166 |
| 2007 | $337,150 | $125,000 | $462,150 | $4,117 |
Property facts
Year built
1970
Property type
townhomes
Stories
3
Beds
3
Baths
4
Living area
1,760 sqft
Lot size
3,048 sqft
ZIP code
22180
City
Vienna
Street
Mill St
Coordinates
38.89936, -77.26043
Comparable properties nearby
Frequently asked questions
When did 421 Mill St last sell?
No public-record sale is on file for 421 Mill St.
What is the current tax assessment for 421 Mill St?
The most recent total assessment for 421 Mill St (year 2025) is $734,830 with $8,494 in property tax.
When was 421 Mill St built?
421 Mill St was built in 1970.
How does 421 Mill St compare to others on Mill St?
We do not currently track other properties on Mill St.
What are the property facts for 421 Mill St?
421 Mill St is a 3 bed, 4 bath, 1,760 sqft, 3,048 sqft lot townhomes.
Is 421 Mill St a flip candidate?
No — 421 Mill St does not appear in our flips dataset.
Is 421 Mill St a tax-appeal candidate?
No — 421 Mill St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-1.5%
Implied 1-yr
-6.0%
2026 Q3
$1.5M
2026 Q4
$1.48M
ZIP 22180 — Median Price History + Forecast
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Geography