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TownhouseResidential
$683,312$312 / 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 Aug 30, 2026
Last sold for $680,000 on Feb 17, 2026

20409 BASELINE TER

ASHBURN, VA 20147
3
Beds
4 / 2
Baths
2,193 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.
2,614 ft²
Lot SizeThe size of the land the home sits on, from county records.
1995
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.

Valuation

$683K
$655K low$712K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$680,000 · Feb 17, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,864 (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.$604,230 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$178,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$425,730
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$604,230
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$604,230

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.41
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
11
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
79
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
81
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
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyLoudoun
Lot (acres)The size of the land the home sits on, from county records.0.06
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
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, Basement
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 520 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
Ashburn Elementary SchoolA+
Elementary · Grades PK–5 · 0.3 mi
M
Farmwell Station Middle SchoolA-
Middle · Grades 6–8 · 1.1 mi
H
Broad Run High SchoolA-
High · Grades 9–12 · 2.0 mi

District: Loudoun County Public Schools

Neighborhood · ZIP 20147These 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.79
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.42

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
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.65,613
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,475 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$152,209
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$178,847
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

20409 Baseline 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.

  • Costs less per square foot than 70% of homes in Ashburn 20147
  • Has a smaller lot than 74% of homes in Loudoun County
  • Older than 72% of homes in Ashburn 20147

What homes are worth in Ashburn 20147

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

This home
$354K$1.6M

This home is worth more than 41% of homes in Ashburn 20147.

How it measures up in Ashburn 20147

The dot is this home. The mark in the middle is the typical home in Ashburn 20147.

Estimated value$683,312
CheaperTypical $749,846Pricier

Pricier than 41% of homes nearby

Price per ft²$312
CheaperTypical $337Pricier

Pricier than 30% of homes nearby

Living area2,193 ft²
SmallerTypical 2,288 ft²Bigger

Bigger than 46% of homes nearby

Lot size2,614 ft²
SmallerTypical 0.1 acBigger

Bigger than 35% of homes nearby

Year built1995
OlderTypical 2000Newer

Newer than 28% of homes nearby

How 20409 Baseline Ter ranks against every home in each area.
MeasureThis homeAshburn 20147Loudoun County
Estimated valuepricier than$683,31241% of homes36% of homes
Price per ft²pricier than$31230% of homes34% of homes
Living areabigger than2,193 ft²46% of homes39% of homes
Lot sizebigger than2,614 ft²35% of homes26% of homes
Year builtnewer than199528% of homes30% of homes

About 20409 Baseline Ter

How much is 20409 Baseline Ter, Ashburn, VA worth?

The TopHap Estimate for 20409 Baseline Ter, Ashburn, VA is $683,312 as of Aug 30, 2026. The likely range is $654,816 to $711,808. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20409 Baseline Ter, Ashburn, VA last sell?

20409 Baseline Ter, Ashburn, VA last sold on Feb 17, 2026 for $680,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 20409 Baseline Ter, Ashburn, VA?

20409 Baseline Ter, Ashburn, VA has 3 bedrooms, 4 bathrooms, 2,193 square feet of living space and a 0.06-acre lot.

When was 20409 Baseline Ter, Ashburn, VA built?

20409 Baseline Ter, Ashburn, VA was built in 1995, making it 31 years old. It is a townhouse home. The building has 3 stories.

What schools serve 20409 Baseline Ter, Ashburn, VA?

20409 Baseline Ter, Ashburn, VA is assigned to Ashburn Elementary School (elementary), rated A+; Farmwell Station Middle School (middle), rated A-; Broad Run 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 20409 Baseline Ter, Ashburn, VA compare to other homes in Ashburn 20147?

Among the 20,086 homes in Ashburn 20147, it is worth more than 41% of them ($683,312 against a typical $749,846), its price per square foot is higher than 30% of them ($312 against a typical $337), it is bigger than 46% of them (2,193 ft² against a typical 2,288 ft²), its lot is bigger than 35% of them (2,614 ft² against a typical 0.1 ac) and it is newer than 28% of them (1995 against a typical 2000). Measured against all of Loudoun County, it is worth more than 36% 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 20409 Baseline Ter, Ashburn, VA?

The 2025 property tax bill for 20409 Baseline Ter, Ashburn, VA was $4,864. The county assessed it at $604,230.

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