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Single Family ResidenceResidential
$1,143,989$342 / 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 98How 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
Last sold for $730,000 on Jun 27, 2011

13421 MARBLE ROCK DR

CHANTILLY, VA 20151
5
Beds
5 / 1
Baths
3,348 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
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.$730,000 · Jun 27, 2011

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,684 (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.$1,010,710 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$353,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$657,710
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,000,710
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,010,710

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.0.36
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 · 624 ft²Patio · 624 ft²

Transaction History(1)

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 · 0.9 mi
H
Chantilly High SchoolA+
High · Grades 9–12 · 1.3 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

13421 Marble Rock 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 more than 90% of homes in Chantilly 20151
  • Costs less per square foot than 84% of homes in Fairfax County
  • Bigger than 91% of homes in Chantilly 20151
  • Has a bigger lot than 92% of homes in Chantilly 20151
  • Newer than 72% of homes in Fairfax County

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
$313K$1.4M

This home is worth more than 90% 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$1,143,989
CheaperTypical $766,742Pricier

Pricier than 90% of homes nearby

Price per ft²$342
CheaperTypical $374Pricier

Pricier than 27% of homes nearby

Living area3,348 ft²
SmallerTypical 1,960 ft²Bigger

Bigger than 91% of homes nearby

Lot size0.36 ac
SmallerTypical 0.22 acBigger

Bigger than 92% of homes nearby

Year built1990
OlderTypical 1987Newer

Newer than 58% of homes nearby

How 13421 Marble Rock Dr ranks against every home in each area.
MeasureThis homeChantilly 20151Fairfax County
Estimated valuepricier than$1,143,98990% of homes81% of homes
Price per ft²pricier than$34227% of homes16% of homes
Living areabigger than3,348 ft²91% of homes89% of homes
Lot sizebigger than0.36 ac92% of homes75% of homes
Year builtnewer than199058% of homes72% of homes

About 13421 Marble Rock Dr

How much is 13421 Marble Rock Dr, Chantilly, VA worth?

The TopHap Estimate for 13421 Marble Rock Dr, Chantilly, VA is $1,143,989 as of Aug 30, 2026. The likely range is $1,116,073 to $1,171,905. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 13421 Marble Rock Dr, Chantilly, VA last sell?

13421 Marble Rock Dr, Chantilly, VA last sold on Jun 27, 2011 for $730,000, according to the county's recorded deed.

How big is 13421 Marble Rock Dr, Chantilly, VA?

13421 Marble Rock Dr, Chantilly, VA has 5 bedrooms, 5 bathrooms, 3,348 square feet of living space and a 0.36-acre lot.

When was 13421 Marble Rock Dr, Chantilly, VA built?

13421 Marble Rock Dr, Chantilly, VA was built in 1990, making it 36 years old. It is a split level home. The building has 2 stories.

What schools serve 13421 Marble Rock Dr, Chantilly, VA?

13421 Marble Rock Dr, 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 13421 Marble Rock Dr, Chantilly, VA compare to other homes in Chantilly 20151?

Among the 7,133 homes in Chantilly 20151, it is worth more than 90% of them ($1,143,989 against a typical $766,742), its price per square foot is higher than 27% of them ($342 against a typical $374), it is bigger than 91% of them (3,348 ft² against a typical 1,960 ft²), its lot is bigger than 92% of them (0.36 ac against a typical 0.22 ac) and it is newer than 58% of them (1990 against a typical 1987). Measured against all of Fairfax County, it is worth more than 81% 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 13421 Marble Rock Dr, Chantilly, VA?

The 2025 property tax bill for 13421 Marble Rock Dr, Chantilly, VA was $11,684. The county assessed it at $1,010,710.

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