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TownhouseResidential
$542,989$368 / 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

8478 TACKHOUSE LOOP

GAINESVILLE, VA 20155
4
Beds
4 / 1
Baths
1,476 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.
1,634 ft²
Lot SizeThe size of the land the home sits on, from county records.
1995
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$543K
$520K low$566K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,538 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$507,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$147,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$359,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$456,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$507,200

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.41
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
18
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
77
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
80
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
29
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyPrince William
Lot (acres)The size of the land the home sits on, from county records.0.04
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.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.Deck · 168 ft²Patio · 268 ft²

Transaction History(1)

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.

E
Piney Branch Elementary SchoolA
Elementary · Grades PK–5 · 0.2 mi
M
Gainesville Middle SchoolA
Middle · Grades 6–8 · 0.6 mi
H
Gainesville High SchoolA-
High · Grades 9–12 · 0.8 mi

District: Prince William County Public Schools

Neighborhood · ZIP 20155These 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.77
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.43

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
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.38,437
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,318 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$150,046
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$171,677
Average tempThe average temperature here across a full year.55°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

8478 Tackhouse Loop 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 less than 87% of homes in Gainesville 20155
  • Costs more per square foot than 83% of homes in Gainesville 20155
  • Smaller than 90% of homes in Gainesville 20155
  • Has a smaller lot than 86% of homes in Gainesville 20155
  • Older than 88% of homes in Gainesville 20155

What homes are worth in Gainesville 20155

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

This home
$410K$1.4M

This home is worth more than 13% of homes in Gainesville 20155.

How it measures up in Gainesville 20155

The dot is this home. The mark in the middle is the typical home in Gainesville 20155.

Estimated value$542,989
CheaperTypical $782,807Pricier

Pricier than 13% of homes nearby

Price per ft²$368
CheaperTypical $308Pricier

Pricier than 83% of homes nearby

Living area1,476 ft²
SmallerTypical 2,520 ft²Bigger

Bigger than 10% of homes nearby

Lot size1,634 ft²
SmallerTypical 0.17 acBigger

Bigger than 14% of homes nearby

Year built1995
OlderTypical 2004Newer

Newer than 12% of homes nearby

How 8478 Tackhouse Loop ranks against every home in each area.
MeasureThis homeGainesville 20155Prince William County
Estimated valuepricier than$542,98913% of homes43% of homes
Price per ft²pricier than$36883% of homes81% of homes
Living areabigger than1,476 ft²10% of homes32% of homes
Lot sizebigger than1,634 ft²14% of homes17% of homes
Year builtnewer than199512% of homes50% of homes

About 8478 Tackhouse Loop

How much is 8478 Tackhouse Loop, Gainesville, VA worth?

The TopHap Estimate for 8478 Tackhouse Loop, Gainesville, VA is $542,989 as of Sep 24, 2026. The likely range is $520,057 to $565,921. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 8478 Tackhouse Loop, Gainesville, VA?

8478 Tackhouse Loop, Gainesville, VA has 4 bedrooms, 4 bathrooms, 1,476 square feet of living space and a 0.04-acre lot.

When was 8478 Tackhouse Loop, Gainesville, VA built?

8478 Tackhouse Loop, Gainesville, VA was built in 1995, making it 31 years old. It is a townhouse home. The building has 2 stories.

What schools serve 8478 Tackhouse Loop, Gainesville, VA?

8478 Tackhouse Loop, Gainesville, VA is assigned to Piney Branch Elementary School (elementary), rated A; Gainesville Middle School (middle), rated A; Gainesville High School (high), rated A-. All sit in Prince William County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8478 Tackhouse Loop, Gainesville, VA compare to other homes in Gainesville 20155?

Among the 12,126 homes in Gainesville 20155, it is worth more than 13% of them ($542,989 against a typical $782,807), its price per square foot is higher than 83% of them ($368 against a typical $308), it is bigger than 10% of them (1,476 ft² against a typical 2,520 ft²), its lot is bigger than 14% of them (1,634 ft² against a typical 0.17 ac) and it is newer than 12% of them (1995 against a typical 2004). Measured against all of Prince William County, it is worth more than 43% 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 8478 Tackhouse Loop, Gainesville, VA?

The 2024 property tax bill for 8478 Tackhouse Loop, Gainesville, VA was $4,538. The county assessed it at $507,200.

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