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Single Family ResidenceResidential
$1,281,530$340 / 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 Oct 21, 2026
Last sold for $774,000 on Oct 11, 2006

15578 ALLAIRE DR

GAINESVILLE, VA 20155
4
Beds
5 / 1
Baths
3,764 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.
0.87 ac
Lot SizeThe size of the land the home sits on, from county records.
2004
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.3M
$1.2M low$1.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$774,000 · Oct 11, 2006

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,814 (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.$1,151,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$324,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$827,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$986,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,151,800

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.42
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
22
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
78
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
84
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.Single Family Residence
CountyPrince William
Lot (acres)The size of the land the home sits on, from county records.0.87
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
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.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 844 ft²

Transaction History(5)

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
Buckland Mills Elementary SchoolA
Elementary · Grades PK–5 · 1.1 mi
H
Gainesville High SchoolA-
High · Grades 9–12 · 3.4 mi
M
Ronald Wilson Reagan Middle SchoolA
Middle · Grades 6–8 · 3.7 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

15578 Allaire 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 98% of homes in Prince William County
  • Costs more per square foot than 72% of homes in Gainesville 20155
  • Bigger than 93% of homes in Prince William County
  • Has a bigger lot than 91% of homes in Gainesville 20155
  • Newer than 74% of homes in Prince William County

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
$405K$1.4M

This home is worth more than 96% 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$1,281,530
CheaperTypical $777,846Pricier

Pricier than 96% of homes nearby

Price per ft²$340
CheaperTypical $306Pricier

Pricier than 72% of homes nearby

Living area3,764 ft²
SmallerTypical 2,520 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.87 ac
SmallerTypical 0.17 acBigger

Bigger than 91% of homes nearby

Year built2004
OlderTypical 2004Newer

Newer than 55% of homes nearby

How 15578 Allaire Dr ranks against every home in each area.
MeasureThis homeGainesville 20155Prince William County
Estimated valuepricier than$1,281,53096% of homes98% of homes
Price per ft²pricier than$34072% of homes71% of homes
Living areabigger than3,764 ft²88% of homes93% of homes
Lot sizebigger than0.87 ac91% of homes88% of homes
Year builtnewer than200455% of homes74% of homes

About 15578 Allaire Dr

How much is 15578 Allaire Dr, Gainesville, VA worth?

The TopHap Estimate for 15578 Allaire Dr, Gainesville, VA is $1,281,530 as of Oct 21, 2026. The likely range is $1,212,063 to $1,350,997. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15578 Allaire Dr, Gainesville, VA last sell?

15578 Allaire Dr, Gainesville, VA last sold on Oct 11, 2006 for $774,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 15578 Allaire Dr, Gainesville, VA?

15578 Allaire Dr, Gainesville, VA has 4 bedrooms, 5 bathrooms, 3,764 square feet of living space and a 0.87-acre lot.

When was 15578 Allaire Dr, Gainesville, VA built?

15578 Allaire Dr, Gainesville, VA was built in 2004, making it 22 years old. The building has 2 stories.

What schools serve 15578 Allaire Dr, Gainesville, VA?

15578 Allaire Dr, Gainesville, VA is assigned to Buckland Mills Elementary School (elementary), rated A; Gainesville High School (high), rated A-; Ronald Wilson Reagan Middle School (middle), rated A. All sit in Prince William County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15578 Allaire Dr, Gainesville, VA compare to other homes in Gainesville 20155?

Among the 12,126 homes in Gainesville 20155, it is worth more than 96% of them ($1,281,530 against a typical $777,846), its price per square foot is higher than 72% of them ($340 against a typical $306), it is bigger than 88% of them (3,764 ft² against a typical 2,520 ft²), its lot is bigger than 91% of them (0.87 ac against a typical 0.17 ac) and it is newer than 55% of them (2004 against a typical 2004). Measured against all of Prince William County, it is worth more than 98% 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 15578 Allaire Dr, Gainesville, VA?

The 2024 property tax bill for 15578 Allaire Dr, Gainesville, VA was $9,814. The county assessed it at $1,151,800.

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