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Single Family ResidenceResidential
$695,980$464 / 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 Aug 30, 2026
Last sold for $117,500 on Jul 26, 1985

8621 THAMES ST

SPRINGFIELD, VA 22151
2
Baths
1,500 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1961
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$696K
$671K low$721K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$117,500 · Jul 26, 1985

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,267 (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.$715,180 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$313,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$402,180
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$650,390
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$715,180

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.0.36
ConstructionThe main material the home's frame and walls are built from.Brick
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
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.Porch · 168 ft²

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

E
Kings Park Elementary SchoolA-
Elementary · Grades PK–3 · 0.3 mi
M
Lake Braddock Secondary SchoolA
Middle · Grades 7–12 · 1.3 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 22151These 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.46
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.18,255
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,467 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$132,384
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$160,161
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

8621 Thames 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.

  • Has a bigger lot than 90% of homes in Springfield 22151
  • Older than 86% of homes in Fairfax County

What homes are worth in Springfield 22151

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

This home
$535K$1.2M

This home is worth more than 51% of homes in Springfield 22151.

How it measures up in Springfield 22151

The dot is this home. The mark in the middle is the typical home in Springfield 22151.

Estimated value$695,980
CheaperTypical $693,858Pricier

Pricier than 51% of homes nearby

Price per ft²$464
CheaperTypical $472Pricier

Pricier than 46% of homes nearby

Living area1,500 ft²
SmallerTypical 1,424 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.36 ac
SmallerTypical 0.26 acBigger

Bigger than 90% of homes nearby

Year built1961
OlderTypical 1962Newer

Newer than 48% of homes nearby

How 8621 Thames St ranks against every home in each area.
MeasureThis homeSpringfield 22151Fairfax County
Estimated valuepricier than$695,98051% of homes41% of homes
Price per ft²pricier than$46446% of homes64% of homes
Living areabigger than1,500 ft²58% of homes42% of homes
Lot sizebigger than0.36 ac90% of homes76% of homes
Year builtnewer than196148% of homes14% of homes

About 8621 Thames St

How much is 8621 Thames St, Springfield, VA worth?

The TopHap Estimate for 8621 Thames St, Springfield, VA is $695,980 as of Aug 30, 2026. The likely range is $670,773 to $721,187. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8621 Thames St, Springfield, VA last sell?

8621 Thames St, Springfield, VA last sold on Jul 26, 1985 for $117,500, according to the county's recorded deed.

How big is 8621 Thames St, Springfield, VA?

8621 Thames St, Springfield, VA has 2 bathrooms, 1,500 square feet of living space and a 0.36-acre lot.

When was 8621 Thames St, Springfield, VA built?

8621 Thames St, Springfield, VA was built in 1961, making it 65 years old. The building has 2 stories.

What schools serve 8621 Thames St, Springfield, VA?

8621 Thames St, Springfield, VA is assigned to Kings Park Elementary School (elementary), rated A-; Lake Braddock Secondary 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 8621 Thames St, Springfield, VA compare to other homes in Springfield 22151?

Among the 5,409 homes in Springfield 22151, it is worth more than 51% of them ($695,980 against a typical $693,858), its price per square foot is higher than 46% of them ($464 against a typical $472), it is bigger than 58% of them (1,500 ft² against a typical 1,424 ft²), its lot is bigger than 90% of them (0.36 ac against a typical 0.26 ac) and it is newer than 48% of them (1961 against a typical 1962). Measured against all of Fairfax County, it is worth more than 41% 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 8621 Thames St, Springfield, VA?

The 2025 property tax bill for 8621 Thames St, Springfield, VA was $8,267. The county assessed it at $715,180.

More homes on Thames St

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Assigned schools

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