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Single Family ResidenceResidential
$1,216,462$345 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $680,173 on Mar 31, 2004

6451 ROCK HOLLOW LN

CLIFTON, VA 20124
4
Beds
4 / 1
Baths
3,526 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
2004
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.2M
$1.1M low$1.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$680,173 · Mar 31, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,219 (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.$1,057,020 (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.$757,020
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$980,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,057,020

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.0.24
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
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 · 190 ft²Patio · 150 ft²

Transaction History(3)

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
Union Mill Elementary SchoolA
Elementary · Grades KG–6 · 0.3 mi
M
Liberty Middle SchoolB+
Middle · Grades 7–8 · 0.8 mi
H
Centreville High SchoolC+
High · Grades 9–12 · 0.8 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%

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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

6451 Rock Hollow 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.

  • Worth more than 84% of homes in Fairfax County
  • Costs less per square foot than 84% of homes in Fairfax County
  • Bigger than 91% of homes in Fairfax County
  • Newer than 96% 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
$365K$2.1M

This home is worth more than 73% 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$1,216,462
CheaperTypical $1,026,906Pricier

Pricier than 73% of homes nearby

Price per ft²$345
CheaperTypical $380Pricier

Pricier than 24% of homes nearby

Living area3,526 ft²
SmallerTypical 2,721 ft²Bigger

Bigger than 76% of homes nearby

Lot size0.24 ac
SmallerTypical 0.28 acBigger

Bigger than 39% of homes nearby

Year built2004
OlderTypical 1989Newer

Newer than 96% of homes nearby

How 6451 Rock Hollow Ln ranks against every home in each area.
MeasureThis homeClifton 20124Fairfax County
Estimated valuepricier than$1,216,46273% of homes84% of homes
Price per ft²pricier than$34524% of homes16% of homes
Living areabigger than3,526 ft²76% of homes91% of homes
Lot sizebigger than0.24 ac39% of homes49% of homes
Year builtnewer than200496% of homes90% of homes

About 6451 Rock Hollow Ln

How much is 6451 Rock Hollow Ln, Clifton, VA worth?

The TopHap Estimate for 6451 Rock Hollow Ln, Clifton, VA is $1,216,462 as of Sep 24, 2026. The likely range is $1,114,407 to $1,318,517. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6451 Rock Hollow Ln, Clifton, VA last sell?

6451 Rock Hollow Ln, Clifton, VA last sold on Mar 31, 2004 for $680,173, according to the county's recorded deed.

How big is 6451 Rock Hollow Ln, Clifton, VA?

6451 Rock Hollow Ln, Clifton, VA has 4 bedrooms, 4 bathrooms, 3,526 square feet of living space and a 0.24-acre lot.

When was 6451 Rock Hollow Ln, Clifton, VA built?

6451 Rock Hollow Ln, Clifton, VA was built in 2004, making it 22 years old. It is a split level home. The building has 2 stories.

What schools serve 6451 Rock Hollow Ln, Clifton, VA?

6451 Rock Hollow Ln, Clifton, VA is assigned to Union Mill Elementary School (elementary), rated A; Liberty Middle School (middle), rated B+; 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 6451 Rock Hollow Ln, Clifton, VA compare to other homes in Clifton 20124?

Among the 5,002 homes in Clifton 20124, it is worth more than 73% of them ($1,216,462 against a typical $1,026,906), its price per square foot is higher than 24% of them ($345 against a typical $380), it is bigger than 76% of them (3,526 ft² against a typical 2,721 ft²), its lot is bigger than 39% of them (0.24 ac against a typical 0.28 ac) and it is newer than 96% of them (2004 against a typical 1989). Measured against all of Fairfax County, it is worth more than 84% 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 6451 Rock Hollow Ln, Clifton, VA?

The 2025 property tax bill for 6451 Rock Hollow Ln, Clifton, VA was $12,219. The county assessed it at $1,057,020.

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