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Single Family ResidenceResidential
$1,113,504$338 / 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 93How 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 $325,795 on Feb 8, 1994

6740 ROCK BROOK DR

CLIFTON, VA 20124
6
Beds
4.5
Baths
3,296 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1994
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
$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.$325,795 · Feb 8, 1994
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$1,113,504
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$890,803

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,389 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$969,220 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$300,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$669,220
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$896,730
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$969,220

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyFAIRFAX
Lot (acres)The size of the land the home sits on, from county records.0.22
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.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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
ViewThe type of view from the property, or another feature of the site that affects value.Buildable
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 432 ft²Patio · 432 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.

M
Liberty Middle SchoolB+
Middle · Grades 7–8 · 0.6 mi
E
Union Mill Elementary SchoolA
Elementary · Grades KG–6 · 1.0 mi
H
Centreville High SchoolC+
High · Grades 9–12 · 1.5 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 20124These 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.34
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.39

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.1.7%
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.15,747
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.715 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$200,986
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$243,143
Average tempThe average temperature here across a full year.56°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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

6740 Rock Brook 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 79% of homes in Fairfax County
  • Costs less per square foot than 87% of homes in Fairfax County
  • Bigger than 88% of homes in Fairfax County
  • Has a smaller lot than 69% of homes in Clifton 20124
  • Newer than 82% of homes in Clifton 20124

What homes are worth in Clifton 20124

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

This home
$374K$2.3M

This home is worth more than 62% of homes in Clifton 20124.

How it measures up in Clifton 20124

The dot is this home. The mark in the middle is the typical home in Clifton 20124.

Estimated value$1,113,504
CheaperTypical $1,042,589Pricier

Pricier than 62% of homes nearby

Price per ft²$338
CheaperTypical $383Pricier

Pricier than 17% of homes nearby

Living area3,296 ft²
SmallerTypical 2,720 ft²Bigger

Bigger than 71% of homes nearby

Lot size0.22 ac
SmallerTypical 0.28 acBigger

Bigger than 31% of homes nearby

Year built1994
OlderTypical 1989Newer

Newer than 82% of homes nearby

How 6740 Rock Brook Dr ranks against every home in each area.
MeasureThis homeClifton 20124Fairfax County
Estimated valuepricier than$1,113,50462% of homes79% of homes
Price per ft²pricier than$33817% of homes13% of homes
Living areabigger than3,296 ft²71% of homes88% of homes
Lot sizebigger than0.22 ac31% of homes44% of homes
Year builtnewer than199482% of homes78% of homes

About 6740 Rock Brook Dr

How much is 6740 Rock Brook Dr, Clifton, VA worth?

The TopHap Estimate for 6740 Rock Brook Dr, Clifton, VA is $1,113,504 as of Jul 14, 2026. The likely range is $1,038,130 to $1,188,878. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6740 Rock Brook Dr, Clifton, VA last sell?

6740 Rock Brook Dr, Clifton, VA last sold on Feb 8, 1994 for $325,795, according to the county's recorded deed.

How big is 6740 Rock Brook Dr, Clifton, VA?

6740 Rock Brook Dr, Clifton, VA has 6 bedrooms, 4.5 bathrooms, 3,296 square feet of living space and a 0.22-acre lot.

When was 6740 Rock Brook Dr, Clifton, VA built?

6740 Rock Brook Dr, Clifton, VA was built in 1994, making it 32 years old. The building has 2 stories.

What schools serve 6740 Rock Brook Dr, Clifton, VA?

6740 Rock Brook Dr, Clifton, VA is assigned to Liberty Middle School (middle), rated B+; Union Mill Elementary School (elementary), rated A; Centreville 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 6740 Rock Brook Dr, Clifton, VA compare to other homes in Clifton 20124?

Among the 5,002 homes in Clifton 20124, it is worth more than 62% of them ($1,113,504 against a typical $1,042,589), its price per square foot is higher than 17% of them ($338 against a typical $383), it is bigger than 71% of them (3,296 ft² against a typical 2,720 ft²), its lot is bigger than 31% of them (0.22 ac against a typical 0.28 ac) and it is newer than 82% of them (1994 against a typical 1989). 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 6740 Rock Brook Dr, Clifton, VA?

The 2024 property tax bill for 6740 Rock Brook Dr, Clifton, VA was $10,389. The county assessed it at $969,220.

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Assigned schools

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