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Single Family ResidenceResidential
$840,480$450 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $725,000 on Jan 6, 2022

2940 ASHDOWN FOREST DR

HERNDON, VA 20171
4
Beds
3 / 1
Baths
1,866 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1981
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
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

$840K
$800K low$881K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$725,000 · Jan 6, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,560 (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.$740,470 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$270,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$470,470
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$735,470
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$740,470

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.0.23
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.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.BalconyDeck · 336 ft²Patio · 336 ft²Porch · 176 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.

Foreclosure Filings(1)

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

M
Carson Middle SchoolA
Middle · Grades 7–8 · 1.4 mi
E
Crossfield Elementary SchoolA+
Elementary · Grades PK–6 · 1.8 mi
H
Oakton High SchoolA
High · Grades 9–12 · 6.7 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 20171These 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.69
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.7%
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.52,003
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,016 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$158,346
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$183,432
Average tempThe average temperature here across a full year.54°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

2940 Ashdown Forest 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.

  • Costs more per square foot than 79% of homes in Herndon 20171
  • Older than 84% of homes in Herndon 20171

What homes are worth in Herndon 20171

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

This home
$320K$1.7M

This home is worth more than 52% of homes in Herndon 20171.

How it measures up in Herndon 20171

The dot is this home. The mark in the middle is the typical home in Herndon 20171.

Estimated value$840,480
CheaperTypical $829,494Pricier

Pricier than 52% of homes nearby

Price per ft²$450
CheaperTypical $399Pricier

Pricier than 79% of homes nearby

Living area1,866 ft²
SmallerTypical 1,996 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.23 ac
SmallerTypical 0.23 acBigger

Bigger than 51% of homes nearby

Year built1981
OlderTypical 1994Newer

Newer than 16% of homes nearby

How 2940 Ashdown Forest Dr ranks against every home in each area.
MeasureThis homeHerndon 20171Fairfax County
Estimated valuepricier than$840,48052% of homes58% of homes
Price per ft²pricier than$45079% of homes59% of homes
Living areabigger than1,866 ft²46% of homes60% of homes
Lot sizebigger than0.23 ac51% of homes48% of homes
Year builtnewer than198116% of homes50% of homes

About 2940 Ashdown Forest Dr

How much is 2940 Ashdown Forest Dr, Herndon, VA worth?

The TopHap Estimate for 2940 Ashdown Forest Dr, Herndon, VA is $840,480 as of Aug 30, 2026. The likely range is $799,712 to $881,248. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2940 Ashdown Forest Dr, Herndon, VA last sell?

2940 Ashdown Forest Dr, Herndon, VA last sold on Jan 6, 2022 for $725,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 2940 Ashdown Forest Dr, Herndon, VA?

2940 Ashdown Forest Dr, Herndon, VA has 4 bedrooms, 3 bathrooms, 1,866 square feet of living space and a 0.23-acre lot.

When was 2940 Ashdown Forest Dr, Herndon, VA built?

2940 Ashdown Forest Dr, Herndon, VA was built in 1981, making it 45 years old. It is a split level home. The building has 2 stories.

What schools serve 2940 Ashdown Forest Dr, Herndon, VA?

2940 Ashdown Forest Dr, Herndon, VA is assigned to Carson Middle School (middle), rated A; Crossfield Elementary School (elementary), rated A+; Oakton 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 2940 Ashdown Forest Dr, Herndon, VA compare to other homes in Herndon 20171?

Among the 14,171 homes in Herndon 20171, it is worth more than 52% of them ($840,480 against a typical $829,494), its price per square foot is higher than 79% of them ($450 against a typical $399), it is bigger than 46% of them (1,866 ft² against a typical 1,996 ft²), its lot is bigger than 51% of them (0.23 ac against a typical 0.23 ac) and it is newer than 16% of them (1981 against a typical 1994). Measured against all of Fairfax County, it is worth more than 58% 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 2940 Ashdown Forest Dr, Herndon, VA?

The 2025 property tax bill for 2940 Ashdown Forest Dr, Herndon, VA was $8,560. The county assessed it at $740,470.

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