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TownhouseResidential
$435,109$228 / 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 91How 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

42300 IMPERVIOUS TER

BRAMBLETON, VA 20148
3
Beds
3 / 1
Baths
1,911 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.
1,742 ft²
Lot SizeThe size of the land the home sits on, from county records.
2017
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.

Valuation

$435K
$398K low$473K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,667 (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.$207,070 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$20,710
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$186,360
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$202,250
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$207,070

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.
16
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.
34
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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
CountyLoudoun
Lot (acres)The size of the land the home sits on, from county records.0.04
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.Asphalt
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

E
Madison's Trust Elementary SchoolA+
Elementary · Grades PK–5 · 0.3 mi
M
Brambleton Middle SchoolA+
Middle · Grades 6–8 · 0.7 mi
H
Independence High SchoolA
High · Grades 9–12 · 0.7 mi

District: Loudoun County Public Schools

Neighborhood · ZIP 20148These 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.20
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.56,606
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,496 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$194,877
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$227,317
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.42 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

42300 Impervious Ter 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 96% of homes in Ashburn 20148
  • Costs less per square foot than 94% of homes in Ashburn 20148
  • Smaller than 86% of homes in Ashburn 20148
  • Has a smaller lot than 98% of homes in Ashburn 20148
  • Newer than 88% of homes in Loudoun County

What homes are worth in Ashburn 20148

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

This home
$336K$1.9M

This home is worth more than 4% of homes in Ashburn 20148.

How it measures up in Ashburn 20148

The dot is this home. The mark in the middle is the typical home in Ashburn 20148.

Estimated value$435,109
CheaperTypical $881,745Pricier

Pricier than 4% of homes nearby

Price per ft²$228
CheaperTypical $284Pricier

Pricier than 6% of homes nearby

Living area1,911 ft²
SmallerTypical 3,062 ft²Bigger

Bigger than 14% of homes nearby

Lot size1,742 ft²
SmallerTypical 0.11 acBigger

Bigger than 2% of homes nearby

Year built2017
OlderTypical 2013Newer

Newer than 76% of homes nearby

How 42300 Impervious Ter ranks against every home in each area.
MeasureThis homeAshburn 20148Loudoun County
Estimated valuepricier than$435,1094% of homes7% of homes
Price per ft²pricier than$2286% of homes6% of homes
Living areabigger than1,911 ft²14% of homes25% of homes
Lot sizebigger than1,742 ft²2% of homes3% of homes
Year builtnewer than201776% of homes88% of homes

About 42300 Impervious Ter

How much is 42300 Impervious Ter, Brambleton, VA worth?

The TopHap Estimate for 42300 Impervious Ter, Brambleton, VA is $435,109 as of Sep 24, 2026. The likely range is $397,508 to $472,710. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 42300 Impervious Ter, Brambleton, VA?

42300 Impervious Ter, Brambleton, VA has 3 bedrooms, 3 bathrooms, 1,911 square feet of living space and a 0.04-acre lot.

When was 42300 Impervious Ter, Brambleton, VA built?

42300 Impervious Ter, Brambleton, VA was built in 2017, making it 9 years old. The building has 3 stories.

What schools serve 42300 Impervious Ter, Brambleton, VA?

42300 Impervious Ter, Brambleton, VA is assigned to Madison's Trust Elementary School (elementary), rated A+; Brambleton Middle School (middle), rated A+; Independence High School (high), rated A. All sit in Loudoun County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 42300 Impervious Ter, Brambleton, VA compare to other homes in Ashburn 20148?

Among the 20,912 homes in Ashburn 20148, it is worth more than 4% of them ($435,109 against a typical $881,745), its price per square foot is higher than 6% of them ($228 against a typical $284), it is bigger than 14% of them (1,911 ft² against a typical 3,062 ft²), its lot is bigger than 2% of them (1,742 ft² against a typical 0.11 ac) and it is newer than 76% of them (2017 against a typical 2013). Measured against all of Loudoun County, it is worth more than 7% 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 42300 Impervious Ter, Brambleton, VA?

The 2025 property tax bill for 42300 Impervious Ter, Brambleton, VA was $1,667. The county assessed it at $207,070.

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