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Single Family ResidenceResidential
$1,132,678$458 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $795,000 on Apr 10, 2020

1837 POST OAK TRL

RESTON, VA 20191
4
Beds
4 / 1
Baths
2,475 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
1.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.1M
$1.1M low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$795,000 · Apr 10, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,009 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$915,150 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$413,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$502,150
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$815,260
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$915,150

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Split Level
CountyFairfax
Lot (acres)The size of the land the home sits on, from county records.1.27
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Heat Pump
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.BalconyDeck · 130 ft²Patio · 80 ft²Porch · 247 ft²

Transaction History(2)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Sunrise Valley Elementary SchoolA
Elementary · Grades KG–6 · 0.5 mi
M
Hughes Middle SchoolA-
Middle · Grades 7–8 · 1.5 mi
H
South Lakes High SchoolC
High · Grades 9–12 · 1.6 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 20191These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.30,650
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,674 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$138,723
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$166,233
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

1837 Post Oak Trl measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 90% of homes in Reston
  • Bigger than 90% of homes in Reston
  • Among the largest lots in Reston
  • Newer than 65% of homes in Reston

What homes are worth in Reston 20191

Each bar is how many homes fall in that price range. The marker is this home.

This home
$272K$1.4M

This home is worth more than 90% of homes in Reston 20191.

How it measures up in Reston 20191

The dot is this home. The mark in the middle is the typical home in Reston 20191.

Estimated value$1,132,678
CheaperTypical $685,083Pricier

Pricier than 90% of homes nearby

Price per ft²$458
CheaperTypical $435Pricier

Pricier than 60% of homes nearby

Living area2,475 ft²
SmallerTypical 1,456 ft²Bigger

Bigger than 88% of homes nearby

Lot size1.27 ac
SmallerTypical 2,831 ft²Bigger

Bigger than almost all homes nearby

Year built1978
OlderTypical 1976Newer

Newer than 63% of homes nearby

How 1837 Post Oak Trl ranks against every home in each area.
MeasureThis homeRestonReston 20191Fairfax County
Estimated valuepricier than$1,132,67890% of homes90% of homes79% of homes
Price per ft²pricier than$45856% of homes60% of homes60% of homes
Living areabigger than2,475 ft²90% of homes88% of homes77% of homes
Lot sizebigger than1.27 acalmost all homesalmost all homes96% of homes
Year builtnewer than197865% of homes63% of homes44% of homes

About 1837 Post Oak Trl

How much is 1837 Post Oak Trl, Reston, VA worth?

The TopHap Estimate for 1837 Post Oak Trl, Reston, VA is $1,132,678 as of Jul 14, 2026. The likely range is $1,061,869 to $1,203,487. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1837 Post Oak Trl, Reston, VA last sell?

1837 Post Oak Trl, Reston, VA last sold on Apr 10, 2020 for $795,000, according to the county's recorded deed.

How big is 1837 Post Oak Trl, Reston, VA?

1837 Post Oak Trl, Reston, VA has 4 bedrooms, 4 bathrooms, 2,475 square feet of living space and a 1.27-acre lot.

When was 1837 Post Oak Trl, Reston, VA built?

1837 Post Oak Trl, Reston, VA was built in 1978, making it 48 years old. It is a split level home. The building has 2 stories.

What schools serve 1837 Post Oak Trl, Reston, VA?

1837 Post Oak Trl, Reston, VA is assigned to Sunrise Valley Elementary School (elementary), rated A; Hughes Middle School (middle), rated A-; South Lakes High School (high), rated C. All sit in Fairfax County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1837 Post Oak Trl, Reston, VA compare to other homes in Reston 20191?

Among the 10,548 homes in Reston 20191, it is worth more than 90% of them ($1,132,678 against a typical $685,083), its price per square foot is higher than 60% of them ($458 against a typical $435), it is bigger than 88% of them (2,475 ft² against a typical 1,456 ft²), its lot is bigger than almost all of them (1.27 ac against a typical 2,831 ft²) and it is newer than 63% of them (1978 against a typical 1976). Measured against all of Fairfax County, it is worth more than 79% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 1837 Post Oak Trl, Reston, VA?

The 2025 property tax bill for 1837 Post Oak Trl, Reston, VA was $11,009. The county assessed it at $915,150.

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