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Single Family ResidenceResidential
$1,492,502$516 / 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 94How 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

859 CONSTELLATION DR

GREAT FALLS, VA 22066
3
Beds
4 / 1
Baths
2,894 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.
0.51 ac
Lot SizeThe size of the land the home sits on, from county records.
1965
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.5M
$1.4M low$1.6M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,370 (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.$1,243,090 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$561,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$682,090
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,058,610
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,243,090

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.0.51
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.Electric
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
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 · 256 ft²Shed · 384 ft²Patio · 364 ft²Porch · 146 ft²Outdoor kitchen

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.

E
Great Falls Elementary SchoolA+
Elementary · Grades PK–6 · 0.8 mi
M
Cooper Middle SchoolA+
Middle · Grades 7–8 · 5.8 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

859 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 90% of homes in Fairfax County
  • Costs more per square foot than 76% of homes in Fairfax County
  • Bigger than 84% of homes in Fairfax County
  • Has a smaller lot than 86% of homes in Great Falls 22066
  • Older than 94% of homes in Great Falls 22066

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
$842K$4.4M

This home is worth more than 36% 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$1,492,502
CheaperTypical $1,720,039Pricier

Pricier than 36% of homes nearby

Price per ft²$516
CheaperTypical $483Pricier

Pricier than 62% of homes nearby

Living area2,894 ft²
SmallerTypical 3,576 ft²Bigger

Bigger than 36% of homes nearby

Lot size0.51 ac
SmallerTypical 1.17 acBigger

Bigger than 14% of homes nearby

Year built1965
OlderTypical 1985Newer

Newer than 6% of homes nearby

How 859 Constellation Dr ranks against every home in each area.
MeasureThis homeGreat Falls 22066Fairfax County
Estimated valuepricier than$1,492,50236% of homes90% of homes
Price per ft²pricier than$51662% of homes76% of homes
Living areabigger than2,894 ft²36% of homes84% of homes
Lot sizebigger than0.51 ac14% of homes85% of homes
Year builtnewer than19656% of homes20% of homes

About 859 Constellation Dr

How much is 859 Constellation Dr, Great Falls, VA worth?

The TopHap Estimate for 859 Constellation Dr, Great Falls, VA is $1,492,502 as of Jul 14, 2026. The likely range is $1,410,186 to $1,574,818. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 859 Constellation Dr, Great Falls, VA last sell?

859 Constellation Dr, Great Falls, VA last sold on May 14, 2015, according to the county's recorded deed.

How big is 859 Constellation Dr, Great Falls, VA?

859 Constellation Dr, Great Falls, VA has 3 bedrooms, 4 bathrooms, 2,894 square feet of living space and a 0.51-acre lot.

When was 859 Constellation Dr, Great Falls, VA built?

859 Constellation Dr, Great Falls, VA was built in 1965, making it 61 years old. The building has 1 story.

What schools serve 859 Constellation Dr, Great Falls, VA?

859 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 859 Constellation Dr, Great Falls, VA compare to other homes in Great Falls 22066?

Among the 6,206 homes in Great Falls 22066, it is worth more than 36% of them ($1,492,502 against a typical $1,720,039), its price per square foot is higher than 62% of them ($516 against a typical $483), it is bigger than 36% of them (2,894 ft² against a typical 3,576 ft²), its lot is bigger than 14% of them (0.51 ac against a typical 1.17 ac) and it is newer than 6% of them (1965 against a typical 1985). Measured against all of Fairfax County, it is worth more than 90% 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 859 Constellation Dr, Great Falls, VA?

The 2025 property tax bill for 859 Constellation Dr, Great Falls, VA was $14,370. The county assessed it at $1,243,090.

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