509 Fillmore St
Herndon, VA 20170
4 bd 3 ba 1,234 sqft Built 1975 Lot 10,225 sqft single_family
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 | $400,770 | $255,000 | $655,770 | $9,351 |
| 2024 | $400,770 | $255,000 | $655,770 | $9,099 |
| 2023 | $367,660 | $230,000 | $597,660 | $8,298 |
| 2022 | $367,660 | $230,000 | $597,660 | $8,418 |
| 2021 | $306,350 | $210,000 | $516,350 | $6,059 |
| 2020 | $269,160 | $210,000 | $479,160 | $5,670 |
| 2019 | $214,350 | $199,000 | $413,350 | $4,892 |
| 2018 | $214,350 | $199,000 | $413,350 | $4,753 |
| 2017 | $221,920 | $199,000 | $420,920 | $4,886 |
| 2016 | $207,550 | $186,000 | $393,550 | $4,559 |
| 2015 | $213,970 | $192,000 | $405,970 | $4,530 |
| 2014 | $199,150 | $179,000 | $378,150 | $4,210 |
| 2013 | $188,950 | $175,000 | $363,950 | $4,025 |
| 2012 | $173,300 | $150,000 | $323,300 | $3,543 |
| 2011 | $173,300 | $150,000 | $323,300 | $3,511 |
| 2009 | $148,950 | $129,000 | $277,950 | $2,893 |
| 2008 | $218,110 | $163,000 | $381,110 | $3,510 |
| 2007 | $293,670 | $160,000 | $453,670 | $3,736 |
Property facts
Year built
1975
Property type
single_family
Stories
2
Beds
4
Baths
3
Living area
1,234 sqft
Lot size
10,225 sqft
ZIP code
20170
City
Herndon
Street
Fillmore St
Coordinates
38.97386, -77.37501
Comparable properties nearby
Frequently asked questions
When did 509 Fillmore St last sell?
No public-record sale is on file for 509 Fillmore St.
What is the current tax assessment for 509 Fillmore St?
The most recent total assessment for 509 Fillmore St (year 2025) is $655,770 with $9,351 in property tax.
When was 509 Fillmore St built?
509 Fillmore St was built in 1975.
How does 509 Fillmore St compare to others on Fillmore St?
We track 2 other properties on Fillmore St. Browse the list under "Other properties on Fillmore St" to compare beds, baths, and sale history.
What are the property facts for 509 Fillmore St?
509 Fillmore St is a 4 bed, 3 bath, 1,234 sqft, 10,225 sqft lot single_family.
Is 509 Fillmore St a flip candidate?
No — 509 Fillmore St does not appear in our flips dataset.
Is 509 Fillmore St a tax-appeal candidate?
No — 509 Fillmore 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
-5.8%
2026 Q3
$639.8K
2026 Q4
$629.5K
ZIP 20170 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Fillmore St