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TownhouseResidential
$620,749$509 / 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 96How 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

1604 SIERRA WOODS DR

RESTON, VA 20194
3
Beds
3 / 1
Baths
1,220 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.
1,326 ft²
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$621K
$598K low$643K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,463 (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.$537,270 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$150,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$387,270
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$537,270
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$537,270

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
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.0.03
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.BalconyPatio · 168 ft²

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

H
Herndon High SchoolD-
High · Grades 9–12 · 1.1 mi
E
Aldrin Elementary SchoolA
Elementary · Grades KG–6 · 1.5 mi
M
Herndon Middle SchoolD
Middle · Grades 7–8 · 1.5 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 20194These 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.102
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.34

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.12,726
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,023 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$171,725
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$194,691
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.43 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

1604 Sierra Woods Dr 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 less than 72% of homes in Fairfax County
  • Costs more per square foot than 79% of homes in Reston 20194
  • Smaller than 78% of homes in Fairfax County
  • Has a smaller lot than 97% of homes in Fairfax County
  • Older than 79% of homes in Reston 20194

What homes are worth in Reston 20194

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

This home
$356K$1.8M

This home is worth more than 31% of homes in Reston 20194.

How it measures up in Reston 20194

The dot is this home. The mark in the middle is the typical home in Reston 20194.

Estimated value$620,749
CheaperTypical $873,698Pricier

Pricier than 31% of homes nearby

Price per ft²$509
CheaperTypical $450Pricier

Pricier than 79% of homes nearby

Living area1,220 ft²
SmallerTypical 1,736 ft²Bigger

Bigger than 27% of homes nearby

Lot size1,326 ft²
SmallerTypical 0.1 acBigger

Bigger than 11% of homes nearby

Year built1985
OlderTypical 1989Newer

Newer than 21% of homes nearby

How 1604 Sierra Woods Dr ranks against every home in each area.
MeasureThis homeReston 20194Fairfax County
Estimated valuepricier than$620,74931% of homes28% of homes
Price per ft²pricier than$50979% of homes74% of homes
Living areabigger than1,220 ft²27% of homes22% of homes
Lot sizebigger than1,326 ft²11% of homes3% of homes
Year builtnewer than198521% of homes60% of homes

About 1604 Sierra Woods Dr

How much is 1604 Sierra Woods Dr, Reston, VA worth?

The TopHap Estimate for 1604 Sierra Woods Dr, Reston, VA is $620,749 as of Jul 14, 2026. The likely range is $598,361 to $643,137. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1604 Sierra Woods Dr, Reston, VA last sell?

1604 Sierra Woods Dr, Reston, VA last sold on Nov 13, 2002, according to the county's recorded deed.

How big is 1604 Sierra Woods Dr, Reston, VA?

1604 Sierra Woods Dr, Reston, VA has 3 bedrooms, 3 bathrooms, 1,220 square feet of living space and a 0.03-acre lot.

When was 1604 Sierra Woods Dr, Reston, VA built?

1604 Sierra Woods Dr, Reston, VA was built in 1985, making it 41 years old. It is a split level home. The building has 2 stories.

What schools serve 1604 Sierra Woods Dr, Reston, VA?

1604 Sierra Woods Dr, Reston, VA is assigned to Herndon High School (high), rated D-; Aldrin Elementary School (elementary), rated A; Herndon Middle School (middle), rated D. All sit in Fairfax County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1604 Sierra Woods Dr, Reston, VA compare to other homes in Reston 20194?

Among the 4,696 homes in Reston 20194, it is worth more than 31% of them ($620,749 against a typical $873,698), its price per square foot is higher than 79% of them ($509 against a typical $450), it is bigger than 27% of them (1,220 ft² against a typical 1,736 ft²), its lot is bigger than 11% of them (1,326 ft² against a typical 0.1 ac) and it is newer than 21% of them (1985 against a typical 1989). Measured against all of Fairfax County, it is worth more than 28% 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 1604 Sierra Woods Dr, Reston, VA?

The 2025 property tax bill for 1604 Sierra Woods Dr, Reston, VA was $6,463. The county assessed it at $537,270.

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