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12915 Alton Sq

Herndon, VA 20170

1 bd 1 ba 810 sqft Built 1994 condos
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

YearBuildingLandTotal assessedTax paid
2025 $222,370 $55,000 $277,370 $3,955
2024 $222,370 $55,000 $277,370 $3,677
2023 $189,820 $48,000 $237,820 $3,302
2022 $179,360 $45,000 $224,360 $3,160
2021 $172,730 $43,000 $215,730 $2,531
2020 $156,680 $39,000 $195,680 $2,315
2019 $146,840 $37,000 $183,840 $2,175
2018 $146,020 $36,000 $182,020 $2,093
2017 $140,020 $35,000 $175,020 $2,031
2016 $134,630 $34,000 $168,630 $1,953
2015 $134,630 $34,000 $168,630 $1,881
2014 $129,450 $33,000 $162,450 $1,808
2013 $129,450 $33,000 $162,450 $1,796
2012 $122,120 $31,000 $153,120 $1,678
2011 $122,120 $31,000 $153,120 $1,662
2009 $129,110 $32,000 $161,110 $1,677
2008 $161,390 $40,000 $201,390 $1,854
2007 $176,270 $44,000 $220,270 $1,962

Property facts

Year built
1994
Property type
condos
Stories
1
Beds
1
Baths
1
Living area
810 sqft
Lot size
ZIP code
20170
City
Herndon
Street
Alton Sq
Coordinates
38.95658, -77.39448

Comparable properties nearby

Block-level micro-comps

Same street, ±3 house numbers, sold in the last 24 months

Frequently asked questions

When did 12915 Alton Sq last sell?
No public-record sale is on file for 12915 Alton Sq.
What is the current tax assessment for 12915 Alton Sq?
The most recent total assessment for 12915 Alton Sq (year 2025) is $277,370 with $3,955 in property tax.
When was 12915 Alton Sq built?
12915 Alton Sq was built in 1994.
How does 12915 Alton Sq compare to others on Alton Sq?
We track 8 other properties on Alton Sq. Browse the list under "Other properties on Alton Sq" to compare beds, baths, and sale history.
What are the property facts for 12915 Alton Sq?
12915 Alton Sq is a 1 bed, 1 bath, 810 sqft condos.
Is 12915 Alton Sq a flip candidate?
No — 12915 Alton Sq does not appear in our flips dataset.
Is 12915 Alton Sq a tax-appeal candidate?
No — 12915 Alton Sq is not currently flagged as a tax-appeal candidate.

Forecast for this area

ZIP-area linear projection — not a per-property automated valuation
Quarterly trend
-1.5%
Implied 1-yr
-5.8%
2026 Q3
$639.8K
2026 Q4
$629.5K
ZIP 20170 — Median Price History + Forecast

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