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TownhouseResidential
$1,016,578$238 / 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 94How 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 $965,000 on Aug 15, 2023

42740 THREADFIN TER

ASHBURN, VA 20148
4
Beds
4
Baths
4,265 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
2019
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$1M
$961K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$965,000 · Aug 15, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,451 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$1,049,780 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$243,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$806,280
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$947,450
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,049,780

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.
77
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
82
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.0.14
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
FireplaceWhether the home has a fireplace, and what kind.Yes
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
Creighton's Corner Elementary SchoolA
Elementary · Grades KG–5 · 0.5 mi
M
Stone Hill Middle SchoolA-
Middle · Grades 6–8 · 0.7 mi
H
Rock Ridge High SchoolA+
High · Grades 9–12 · 1.6 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

42740 Threadfin 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 more than 70% of homes in Loudoun County
  • Costs less per square foot than 89% of homes in Loudoun County
  • Bigger than 79% of homes in Loudoun County
  • Newer than 92% 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
$381K$1.9M

This home is worth more than 62% 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$1,016,578
CheaperTypical $872,080Pricier

Pricier than 62% of homes nearby

Price per ft²$238
CheaperTypical $283Pricier

Pricier than 12% of homes nearby

Living area4,265 ft²
SmallerTypical 3,073 ft²Bigger

Bigger than 75% of homes nearby

Lot size0.14 ac
SmallerTypical 0.11 acBigger

Bigger than 54% of homes nearby

Year built2019
OlderTypical 2012Newer

Newer than 84% of homes nearby

How 42740 Threadfin Ter ranks against every home in each area.
MeasureThis homeAshburn 20148Loudoun County
Estimated valuepricier than$1,016,57862% of homes70% of homes
Price per ft²pricier than$23812% of homes11% of homes
Living areabigger than4,265 ft²75% of homes79% of homes
Lot sizebigger than0.14 ac54% of homes39% of homes
Year builtnewer than201984% of homes92% of homes

About 42740 Threadfin Ter

How much is 42740 Threadfin Ter, Ashburn, VA worth?

The TopHap Estimate for 42740 Threadfin Ter, Ashburn, VA is $1,016,578 as of Aug 30, 2026. The likely range is $960,587 to $1,072,569. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 42740 Threadfin Ter, Ashburn, VA last sell?

42740 Threadfin Ter, Ashburn, VA last sold on Aug 15, 2023 for $965,000, according to the county's recorded deed.

How big is 42740 Threadfin Ter, Ashburn, VA?

42740 Threadfin Ter, Ashburn, VA has 4 bedrooms, 4 bathrooms, 4,265 square feet of living space and a 0.14-acre lot.

When was 42740 Threadfin Ter, Ashburn, VA built?

42740 Threadfin Ter, Ashburn, VA was built in 2019, making it 7 years old. The building has 1 story.

What schools serve 42740 Threadfin Ter, Ashburn, VA?

42740 Threadfin Ter, Ashburn, VA is assigned to Creighton's Corner Elementary School (elementary), rated A; Stone Hill Middle School (middle), rated A-; Rock Ridge 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 42740 Threadfin Ter, Ashburn, VA compare to other homes in Ashburn 20148?

Among the 20,910 homes in Ashburn 20148, it is worth more than 62% of them ($1,016,578 against a typical $872,080), its price per square foot is higher than 12% of them ($238 against a typical $283), it is bigger than 75% of them (4,265 ft² against a typical 3,073 ft²), its lot is bigger than 54% of them (0.14 ac against a typical 0.11 ac) and it is newer than 84% of them (2019 against a typical 2012). Measured against all of Loudoun County, it is worth more than 70% 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 42740 Threadfin Ter, Ashburn, VA?

The 2026 property tax bill for 42740 Threadfin Ter, Ashburn, VA was $8,451. The county assessed it at $1,049,780.

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