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Single Family ResidenceResidential
$2,104,209$584 / 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 $1,400,000 on Nov 21, 2019

909 CONSTELLATION DR

GREAT FALLS, VA 22066
4
Beds
5 / 1
Baths
3,601 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.
0.53 ac
Lot SizeThe size of the land the home sits on, from county records.
2019
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

$2.1M
$1.9M low$2.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,400,000 · Nov 21, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$21,445 (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.$1,855,130 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$562,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,293,130
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,700,160
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,855,130

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.0.53
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.BalconyPorch · 84 ft²

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

E
Great Falls Elementary SchoolA+
Elementary · Grades PK–6 · 0.9 mi
M
Cooper Middle SchoolA+
Middle · Grades 7–8 · 5.7 mi
H
Langley High SchoolA+
High · Grades 9–12 · 7.1 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 22066These 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.45
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.35

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.9%
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.18,712
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.706 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$238,115
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$308,878
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.42 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

909 Constellation 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 97% of homes in Fairfax County
  • Costs more per square foot than 87% of homes in Fairfax County
  • Bigger than 91% of homes in Fairfax County
  • Has a bigger lot than 86% of homes in Fairfax County
  • Newer than 97% of homes in Fairfax County

What homes are worth in Great Falls 22066

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

This home
$833K$4.4M

This home is worth more than 71% of homes in Great Falls 22066.

How it measures up in Great Falls 22066

The dot is this home. The mark in the middle is the typical home in Great Falls 22066.

Estimated value$2,104,209
CheaperTypical $1,709,781Pricier

Pricier than 71% of homes nearby

Price per ft²$584
CheaperTypical $484Pricier

Pricier than 80% of homes nearby

Living area3,601 ft²
SmallerTypical 3,589 ft²Bigger

Bigger than 51% of homes nearby

Lot size0.53 ac
SmallerTypical 1.19 acBigger

Bigger than 17% of homes nearby

Year built2019
OlderTypical 1985Newer

Newer than 96% of homes nearby

How 909 Constellation Dr ranks against every home in each area.
MeasureThis homeGreat Falls 22066Fairfax County
Estimated valuepricier than$2,104,20971% of homes97% of homes
Price per ft²pricier than$58480% of homes87% of homes
Living areabigger than3,601 ft²51% of homes91% of homes
Lot sizebigger than0.53 ac17% of homes86% of homes
Year builtnewer than201996% of homes97% of homes

About 909 Constellation Dr

How much is 909 Constellation Dr, Great Falls, VA worth?

The TopHap Estimate for 909 Constellation Dr, Great Falls, VA is $2,104,209 as of Sep 24, 2026. The likely range is $1,939,655 to $2,268,763. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 909 Constellation Dr, Great Falls, VA last sell?

909 Constellation Dr, Great Falls, VA last sold on Nov 21, 2019 for $1,400,000, according to the county's recorded deed.

How big is 909 Constellation Dr, Great Falls, VA?

909 Constellation Dr, Great Falls, VA has 4 bedrooms, 5 bathrooms, 3,601 square feet of living space and a 0.53-acre lot.

When was 909 Constellation Dr, Great Falls, VA built?

909 Constellation Dr, Great Falls, VA was built in 2019, making it 7 years old. The building has 2 stories.

What schools serve 909 Constellation Dr, Great Falls, VA?

909 Constellation Dr, Great Falls, VA is assigned to Great Falls Elementary School (elementary), rated A+; Cooper Middle School (middle), rated A+; Langley 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 909 Constellation Dr, Great Falls, VA compare to other homes in Great Falls 22066?

Among the 6,208 homes in Great Falls 22066, it is worth more than 71% of them ($2,104,209 against a typical $1,709,781), its price per square foot is higher than 80% of them ($584 against a typical $484), it is bigger than 51% of them (3,601 ft² against a typical 3,589 ft²), its lot is bigger than 17% of them (0.53 ac against a typical 1.19 ac) and it is newer than 96% of them (2019 against a typical 1985). Measured against all of Fairfax County, it is worth more than 97% 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 909 Constellation Dr, Great Falls, VA?

The 2025 property tax bill for 909 Constellation Dr, Great Falls, VA was $21,445. The county assessed it at $1,855,130.

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