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Single Family ResidenceResidential
$1,006,842$266 / 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 Sep 24, 2026

6706 BAY VALLEY LN

CENTREVILLE, VA 20121
4
Beds
4 / 1
Baths
3,782 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.
1989
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1M
$979K low$1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,046 (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.$869,020 (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.$569,020
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$812,650
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$869,020

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
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.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.BalconyDeck · 500 ft²Patio · 500 ft²Porch · 36 ft²

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

E
Centreville Elementary SchoolB
Elementary · Grades PK–6 · 0.5 mi
M
Liberty Middle SchoolB+
Middle · Grades 7–8 · 1.1 mi
H
Centreville High SchoolB+
High · Grades 9–12 · 1.5 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 20121These 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.70
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.38

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.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.29,165
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,182 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$127,130
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,940
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

6706 Bay Valley 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 96% of homes in Centreville 20121
  • Costs less per square foot than 97% of homes in Fairfax County
  • Among the largest homes in Centreville 20121
  • Has a bigger lot than 87% of homes in Centreville 20121
  • Newer than 71% of homes in Fairfax County

What homes are worth in Centreville 20121

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

This home
$281K$1.1M

This home is worth more than 96% of homes in Centreville 20121.

How it measures up in Centreville 20121

The dot is this home. The mark in the middle is the typical home in Centreville 20121.

Estimated value$1,006,842
CheaperTypical $579,599Pricier

Pricier than 96% of homes nearby

Price per ft²$266
CheaperTypical $398Pricier

Pricier than 4% of homes nearby

Living area3,782 ft²
SmallerTypical 1,408 ft²Bigger

Bigger than almost all homes nearby

Lot size0.24 ac
SmallerTypical 2,004 ft²Bigger

Bigger than 87% of homes nearby

Year built1989
OlderTypical 1991Newer

Newer than 44% of homes nearby

How 6706 Bay Valley Ln ranks against every home in each area.
MeasureThis homeCentreville 20121Fairfax County
Estimated valuepricier than$1,006,84296% of homes73% of homes
Price per ft²pricier than$2664% of homes3% of homes
Living areabigger than3,782 ft²almost all homes93% of homes
Lot sizebigger than0.24 ac87% of homes49% of homes
Year builtnewer than198944% of homes71% of homes

About 6706 Bay Valley Ln

How much is 6706 Bay Valley Ln, Centreville, VA worth?

The TopHap Estimate for 6706 Bay Valley Ln, Centreville, VA is $1,006,842 as of Sep 24, 2026. The likely range is $978,709 to $1,034,975. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6706 Bay Valley Ln, Centreville, VA last sell?

6706 Bay Valley Ln, Centreville, VA last sold on Feb 10, 1998, according to the county's recorded deed.

How big is 6706 Bay Valley Ln, Centreville, VA?

6706 Bay Valley Ln, Centreville, VA has 4 bedrooms, 4 bathrooms, 3,782 square feet of living space and a 0.24-acre lot.

When was 6706 Bay Valley Ln, Centreville, VA built?

6706 Bay Valley Ln, Centreville, VA was built in 1989, making it 37 years old. It is a split level home. The building has 2 stories.

What schools serve 6706 Bay Valley Ln, Centreville, VA?

6706 Bay Valley Ln, Centreville, VA is assigned to Centreville Elementary School (elementary), rated B; Liberty Middle School (middle), rated B+; Centreville High School (high), rated B+. All sit in Fairfax County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6706 Bay Valley Ln, Centreville, VA compare to other homes in Centreville 20121?

Among the 8,274 homes in Centreville 20121, it is worth more than 96% of them ($1,006,842 against a typical $579,599), its price per square foot is higher than 4% of them ($266 against a typical $398), it is bigger than almost all of them (3,782 ft² against a typical 1,408 ft²), its lot is bigger than 87% of them (0.24 ac against a typical 2,004 ft²) and it is newer than 44% of them (1989 against a typical 1991). Measured against all of Fairfax County, it is worth more than 73% 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 6706 Bay Valley Ln, Centreville, VA?

The 2025 property tax bill for 6706 Bay Valley Ln, Centreville, VA was $10,046. The county assessed it at $869,020.

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