1840 Post Oak Trl
Reston, VA 20191
5 bd 4 ba 3,471 sqft Built 1978 Lot 15,028 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 | $475,530 | $393,000 | $868,530 | $10,448 |
| 2024 | $475,530 | $393,000 | $868,530 | $9,375 |
| 2023 | $439,920 | $353,000 | $792,920 | $8,682 |
| 2022 | $396,990 | $318,000 | $714,990 | $8,175 |
| 2021 | $390,100 | $273,000 | $663,100 | $8,093 |
| 2020 | $383,720 | $248,000 | $631,720 | $5,829 |
| 2019 | $354,450 | $243,000 | $597,450 | $7,946 |
| 2018 | $354,450 | $223,000 | $577,450 | $6,640 |
| 2011 | $270,130 | $183,000 | $453,130 | $5,133 |
Property facts
Year built
1978
Property type
single_family
Stories
3
Beds
5
Baths
4
Living area
3,471 sqft
Lot size
15,028 sqft
ZIP code
20191
City
Reston
Street
Post Oak Trl
Coordinates
38.93916, -77.31262
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 1840 Post Oak Trl last sell?
No public-record sale is on file for 1840 Post Oak Trl.
What is the current tax assessment for 1840 Post Oak Trl?
The most recent total assessment for 1840 Post Oak Trl (year 2025) is $868,530 with $10,448 in property tax.
When was 1840 Post Oak Trl built?
1840 Post Oak Trl was built in 1978.
How does 1840 Post Oak Trl compare to others on Post Oak Trl?
We track 7 other properties on Post Oak Trl. Browse the list under "Other properties on Post Oak Trl" to compare beds, baths, and sale history.
What are the property facts for 1840 Post Oak Trl?
1840 Post Oak Trl is a 5 bed, 4 bath, 3,471 sqft, 15,028 sqft lot single_family.
Is 1840 Post Oak Trl a flip candidate?
No — 1840 Post Oak Trl does not appear in our flips dataset.
Is 1840 Post Oak Trl a tax-appeal candidate?
No — 1840 Post Oak Trl is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+0.4%
Implied 1-yr
+1.7%
2026 Q3
$637.3K
2026 Q4
$639.9K
ZIP 20191 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Post Oak Trl