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Single Family ResidenceResidential
$845,437$323 / 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 96How 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 $516,431 on Mar 30, 2010

9817 AMSTERDAM ST

LORTON, VA 22079
4
Beds
3.5
Baths
2,616 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
2010
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

$845K
$811K low$880K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$516,431 · Mar 30, 2010

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$796,530 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$282,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$514,530
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$745,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$796,530

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.Bi-Level
CountyFAIRFAX
Lot (acres)The size of the land the home sits on, from county records.0.10
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.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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
ViewThe type of view from the property, or another feature of the site that affects value.Buildable
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 360 ft²Patio · 360 ft²Porch · 168 ft²

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
Laurel Hill Elementary SchoolA-
Elementary · Grades KG–6 · 1.9 mi
H
South County High SchoolB+
High · Grades 9–12 · 1.9 mi
M
South County Middle SchoolA
Middle · Grades 7–8 · 2.4 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 22079These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.6%
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.36,116
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,051 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$133,916
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$161,822
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

9817 Amsterdam St 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 68% of homes in Lorton 22079
  • Costs less per square foot than 89% of homes in Fairfax County
  • Bigger than 80% of homes in Fairfax County
  • Has a smaller lot than 69% of homes in Fairfax County
  • Newer than 95% of homes in Fairfax County

What homes are worth in Lorton 22079

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

This home
$273K$1.5M

This home is worth more than 68% of homes in Lorton 22079.

How it measures up in Lorton 22079

The dot is this home. The mark in the middle is the typical home in Lorton 22079.

Estimated value$845,437
CheaperTypical $681,133Pricier

Pricier than 68% of homes nearby

Price per ft²$323
CheaperTypical $362Pricier

Pricier than 28% of homes nearby

Living area2,616 ft²
SmallerTypical 1,760 ft²Bigger

Bigger than 73% of homes nearby

Lot size0.1 ac
SmallerTypical 3,659 ft²Bigger

Bigger than 57% of homes nearby

Year built2010
OlderTypical 1995Newer

Newer than 92% of homes nearby

How 9817 Amsterdam St ranks against every home in each area.
MeasureThis homeLorton 22079Fairfax County
Estimated valuepricier than$845,43768% of homes59% of homes
Price per ft²pricier than$32328% of homes11% of homes
Living areabigger than2,616 ft²73% of homes80% of homes
Lot sizebigger than0.1 ac57% of homes31% of homes
Year builtnewer than201092% of homes95% of homes

About 9817 Amsterdam St

How much is 9817 Amsterdam St, Lorton, VA worth?

The TopHap Estimate for 9817 Amsterdam St, Lorton, VA is $845,437 as of Sep 24, 2026. The likely range is $811,263 to $879,611. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9817 Amsterdam St, Lorton, VA last sell?

9817 Amsterdam St, Lorton, VA last sold on Mar 30, 2010 for $516,431, according to the county's recorded deed.

How big is 9817 Amsterdam St, Lorton, VA?

9817 Amsterdam St, Lorton, VA has 4 bedrooms, 3.5 bathrooms, 2,616 square feet of living space and a 0.10-acre lot.

When was 9817 Amsterdam St, Lorton, VA built?

9817 Amsterdam St, Lorton, VA was built in 2010, making it 16 years old. It is a bi-level home. The building has 2 stories.

What schools serve 9817 Amsterdam St, Lorton, VA?

9817 Amsterdam St, Lorton, VA is assigned to Laurel Hill Elementary School (elementary), rated A-; South County High School (high), rated B+; South County Middle School (middle), rated A. All sit in Fairfax County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9817 Amsterdam St, Lorton, VA compare to other homes in Lorton 22079?

Among the 10,270 homes in Lorton 22079, it is worth more than 68% of them ($845,437 against a typical $681,133), its price per square foot is higher than 28% of them ($323 against a typical $362), it is bigger than 73% of them (2,616 ft² against a typical 1,760 ft²), its lot is bigger than 57% of them (0.1 ac against a typical 3,659 ft²) and it is newer than 92% of them (2010 against a typical 1995). Measured against all of Fairfax County, it is worth more than 59% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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