Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$826,263$286 / 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 Jul 14, 2026

6791 DERBY RUN WAY

GAINESVILLE, VA 20155
3
Beds
3
Baths
2,888 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.
1999
Year BuiltThe year the home was originally built, according to county records.
1
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

$826K
$785K low$868K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$826,263
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$661,010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,110 (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.$662,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$175,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$487,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$614,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$662,300

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.40
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
15
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.
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Rambler
CountyPrince William
Lot (acres)The size of the land the home sits on, from county records.0.23
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
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
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.Porch · 222 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.

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

M
Bull Run Middle SchoolB-
Middle · Grades 6–8 · 1.1 mi
E
Tyler Elementary SchoolA-
Elementary · Grades PK–5 · 1.4 mi
H
Gainesville High SchoolB+
High · Grades 9–12 · 1.7 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

6791 Derby Run Way 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 82% of homes in Prince William County
  • Costs less per square foot than 75% of homes in Heritage Hunt
  • Bigger than 88% of homes in Heritage Hunt
  • Has a bigger lot than 88% of homes in Heritage Hunt
  • Older than 89% of homes in Heritage Hunt

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
$407K$1.4M

This home is worth more than 60% 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$826,263
CheaperTypical $778,146Pricier

Pricier than 60% of homes nearby

Price per ft²$286
CheaperTypical $313Pricier

Pricier than 28% of homes nearby

Living area2,888 ft²
SmallerTypical 2,486 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.23 ac
SmallerTypical 0.17 acBigger

Bigger than 68% of homes nearby

Year built1999
OlderTypical 2004Newer

Newer than 23% of homes nearby

How 6791 Derby Run Way ranks against every home in each area.
MeasureThis homeHeritage HuntGainesville 20155Prince William County
Estimated valuepricier than$826,26377% of homes60% of homes82% of homes
Price per ft²pricier than$28625% of homes28% of homes32% of homes
Living areabigger than2,888 ft²88% of homes68% of homes81% of homes
Lot sizebigger than0.23 ac88% of homes68% of homes59% of homes
Year builtnewer than199911% of homes23% of homes58% of homes

About 6791 Derby Run Way

How much is 6791 Derby Run Way, Gainesville, VA worth?

The TopHap Estimate for 6791 Derby Run Way, Gainesville, VA is $826,263 as of Jul 14, 2026. The likely range is $784,807 to $867,719. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6791 Derby Run Way, Gainesville, VA last sell?

6791 Derby Run Way, Gainesville, VA last sold on Jul 26, 2017, according to the county's recorded deed.

How big is 6791 Derby Run Way, Gainesville, VA?

6791 Derby Run Way, Gainesville, VA has 3 bedrooms, 3 bathrooms, 2,888 square feet of living space and a 0.23-acre lot.

When was 6791 Derby Run Way, Gainesville, VA built?

6791 Derby Run Way, Gainesville, VA was built in 1999, making it 27 years old. It is a rambler home. The building has 1 story.

What schools serve 6791 Derby Run Way, Gainesville, VA?

6791 Derby Run Way, Gainesville, VA is assigned to Bull Run Middle School (middle), rated B-; Tyler Elementary School (elementary), rated A-; Gainesville High School (high), rated B+. All sit in Prince William County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6791 Derby Run Way, Gainesville, VA compare to other homes in Gainesville 20155?

Among the 12,121 homes in Gainesville 20155, it is worth more than 60% of them ($826,263 against a typical $778,146), its price per square foot is higher than 28% of them ($286 against a typical $313), it is bigger than 68% of them (2,888 ft² against a typical 2,486 ft²), its lot is bigger than 68% of them (0.23 ac against a typical 0.17 ac) and it is newer than 23% of them (1999 against a typical 2004). Measured against all of Prince William County, it is worth more than 82% 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 6791 Derby Run Way, Gainesville, VA?

The 2024 property tax bill for 6791 Derby Run Way, Gainesville, VA was $6,110. The county assessed it at $662,300.

Closest homes

More homes in Gainesville 20155

Assigned schools

Explore the area

See this home in context

Open 6791 Derby Run Way on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map