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Single Family ResidenceResidential
$1,744,319$295 / 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 Jul 14, 2026
Last sold for $836,735 on Feb 21, 2006

42618 TRAPPE ROCK CT

ASHBURN, VA 20148
5
Beds
6 / 1
Baths
5,915 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.
0.74 ac
Lot SizeThe size of the land the home sits on, from county records.
2005
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1.7M
$1.7M low$1.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$836,735 · Feb 21, 2006
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.$1,354,319
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$1,083,455
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.23%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$390,000
INTERCOASTAL MTG · recorded Mar 31, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,804 (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.$1,839,030 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$442,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,396,630
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,656,230
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,839,030

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.46
21
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.
78
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.3 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyLoudoun
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2010
Lot (acres)The size of the land the home sits on, from county records.0.74
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
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
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.Patio · 1,565 ft²

Transaction History(3)

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
Mill Run Elementary SchoolA+
Elementary · Grades KG–5 · 0.7 mi
M
Eagle Ridge Middle SchoolA+
Middle · Grades 6–8 · 0.8 mi
H
Briar Woods High SchoolA
High · Grades 9–12 · 1.1 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%

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

42618 Trappe Rock Ct 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 97% of homes in Ashburn 20148
  • Costs less per square foot than 78% of homes in Loudoun County
  • Among the largest homes in Ashburn 20148
  • Has a bigger lot than 97% of homes in Ashburn 20148
  • Older than 73% of homes in Ashburn 20148

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
$376K$1.9M

This home is worth more than 97% 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$1,744,319
CheaperTypical $872,068Pricier

Pricier than 97% of homes nearby

Price per ft²$295
CheaperTypical $322Pricier

Pricier than 31% of homes nearby

Living area5,915 ft²
SmallerTypical 2,851 ft²Bigger

Bigger than almost all homes nearby

Lot size0.74 ac
SmallerTypical 0.11 acBigger

Bigger than 97% of homes nearby

Year built2005
OlderTypical 2012Newer

Newer than 27% of homes nearby

How 42618 Trappe Rock Ct ranks against every home in each area.
MeasureThis homeAshburn 20148Loudoun County
Estimated valuepricier than$1,744,31997% of homes96% of homes
Price per ft²pricier than$29531% of homes22% of homes
Living areabigger than5,915 ft²almost all homes98% of homes
Lot sizebigger than0.74 ac97% of homes86% of homes
Year builtnewer than200527% of homes63% of homes

About 42618 Trappe Rock Ct

How much is 42618 Trappe Rock Ct, Ashburn, VA worth?

The TopHap Estimate for 42618 Trappe Rock Ct, Ashburn, VA is $1,744,319 as of Jul 14, 2026. The likely range is $1,678,340 to $1,810,298. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 42618 Trappe Rock Ct, Ashburn, VA last sell?

42618 Trappe Rock Ct, Ashburn, VA last sold on Feb 21, 2006 for $836,735, according to the county's recorded deed.

How big is 42618 Trappe Rock Ct, Ashburn, VA?

42618 Trappe Rock Ct, Ashburn, VA has 5 bedrooms, 6 bathrooms, 5,915 square feet of living space and a 0.74-acre lot.

When was 42618 Trappe Rock Ct, Ashburn, VA built?

42618 Trappe Rock Ct, Ashburn, VA was built in 2005, making it 21 years old. It is a colonial home. The building has 2 stories.

What schools serve 42618 Trappe Rock Ct, Ashburn, VA?

42618 Trappe Rock Ct, Ashburn, VA is assigned to Mill Run Elementary School (elementary), rated A+; Eagle Ridge Middle School (middle), rated A+; Briar Woods 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 42618 Trappe Rock Ct, Ashburn, VA compare to other homes in Ashburn 20148?

Among the 20,681 homes in Ashburn 20148, it is worth more than 97% of them ($1,744,319 against a typical $872,068), its price per square foot is higher than 31% of them ($295 against a typical $322), it is bigger than almost all of them (5,915 ft² against a typical 2,851 ft²), its lot is bigger than 97% of them (0.74 ac against a typical 0.11 ac) and it is newer than 27% of them (2005 against a typical 2012). Measured against all of Loudoun County, it is worth more than 96% 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 42618 Trappe Rock Ct, Ashburn, VA?

The 2025 property tax bill for 42618 Trappe Rock Ct, Ashburn, VA was $14,804. The county assessed it at $1,839,030.

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