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Single Family ResidenceResidential
$857,665$408 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

4632 SAND ROCK LN

CHANTILLY, VA 20151
4
Beds
3 / 1
Baths
2,104 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.
0.39 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
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

$858K
$830K low$886K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,556 (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.$826,640 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$324,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$502,640
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$795,760
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$826,640

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.0.39
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.Deck · 216 ft²Patio · 216 ft²Porch · 190 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
Poplar Tree Elementary SchoolA+
Elementary · Grades KG–6 · 0.3 mi
M
Rocky Run Middle SchoolA+
Middle · Grades 7–8 · 0.7 mi
H
Chantilly High SchoolA+
High · Grades 9–12 · 1.1 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 20151These 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.46
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 100.42

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.99%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.6%
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.24,813
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,298 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$145,013
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$167,003
Average tempThe average temperature here across a full year.55°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

4632 Sand Rock Ln 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.

  • Costs more per square foot than 69% of homes in Chantilly 20151
  • Bigger than 68% of homes in Fairfax County
  • Has a bigger lot than 95% of homes in Chantilly 20151
  • Older than 68% of homes in Chantilly 20151

What homes are worth in Chantilly 20151

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

This home
$312K$1.4M

This home is worth more than 61% of homes in Chantilly 20151.

How it measures up in Chantilly 20151

The dot is this home. The mark in the middle is the typical home in Chantilly 20151.

Estimated value$857,665
CheaperTypical $767,712Pricier

Pricier than 61% of homes nearby

Price per ft²$408
CheaperTypical $373Pricier

Pricier than 69% of homes nearby

Living area2,104 ft²
SmallerTypical 1,958 ft²Bigger

Bigger than 55% of homes nearby

Lot size0.39 ac
SmallerTypical 0.22 acBigger

Bigger than 95% of homes nearby

Year built1983
OlderTypical 1987Newer

Newer than 32% of homes nearby

How 4632 Sand Rock Ln ranks against every home in each area.
MeasureThis homeChantilly 20151Fairfax County
Estimated valuepricier than$857,66561% of homes59% of homes
Price per ft²pricier than$40869% of homes41% of homes
Living areabigger than2,104 ft²55% of homes68% of homes
Lot sizebigger than0.39 ac95% of homes78% of homes
Year builtnewer than198332% of homes54% of homes

About 4632 Sand Rock Ln

How much is 4632 Sand Rock Ln, Chantilly, VA worth?

The TopHap Estimate for 4632 Sand Rock Ln, Chantilly, VA is $857,665 as of Aug 30, 2026. The likely range is $829,561 to $885,769. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4632 Sand Rock Ln, Chantilly, VA last sell?

4632 Sand Rock Ln, Chantilly, VA last sold on Jul 24, 2024, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 4632 Sand Rock Ln, Chantilly, VA?

4632 Sand Rock Ln, Chantilly, VA has 4 bedrooms, 3 bathrooms, 2,104 square feet of living space and a 0.39-acre lot.

When was 4632 Sand Rock Ln, Chantilly, VA built?

4632 Sand Rock Ln, Chantilly, VA was built in 1983, making it 43 years old. It is a split level home. The building has 2 stories.

What schools serve 4632 Sand Rock Ln, Chantilly, VA?

4632 Sand Rock Ln, Chantilly, VA is assigned to Poplar Tree Elementary School (elementary), rated A+; Rocky Run Middle School (middle), rated A+; Chantilly High School (high), rated A+. All sit in Fairfax County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4632 Sand Rock Ln, Chantilly, VA compare to other homes in Chantilly 20151?

Among the 7,133 homes in Chantilly 20151, it is worth more than 61% of them ($857,665 against a typical $767,712), its price per square foot is higher than 69% of them ($408 against a typical $373), it is bigger than 55% of them (2,104 ft² against a typical 1,958 ft²), its lot is bigger than 95% of them (0.39 ac against a typical 0.22 ac) and it is newer than 32% of them (1983 against a typical 1987). Measured against all of Fairfax County, it is worth more than 59% 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 4632 Sand Rock Ln, Chantilly, VA?

The 2025 property tax bill for 4632 Sand Rock Ln, Chantilly, VA was $9,556. The county assessed it at $826,640.

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