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CondominiumResidential
$266,020$246 / 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 93How 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
Last sold for $185,000 on Apr 12, 2019

421 E DARTMOUTH DR

STERLING, VA 20164
Building report
2
Beds
1
Baths
1,080 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.
1965
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$266K
$248K low$284K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$185,000 · Apr 12, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,899 (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.$235,920 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$75,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$160,920
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$247,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$235,920

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.
12
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.
78
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.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
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.1995
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered 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(2)

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
Sully Elementary SchoolF
Elementary · Grades PK–5 · 0.3 mi
M
Sterling Middle SchoolF
Middle · Grades 6–8 · 0.3 mi
H
Park View High SchoolD
High · Grades 9–12 · 1.0 mi

District: Loudoun County Public Schools

Neighborhood · ZIP 20164These 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.108
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 100.39

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.9%
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.44,608
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,821 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$120,134
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$148,041
Average tempThe average temperature here across a full year.54°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%

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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

421 E Dartmouth Dr 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.

  • Among the least valuable homes in Sterling 20164
  • Costs less per square foot than 95% of homes in Sterling 20164
  • Smaller than 96% of homes in Loudoun County
  • Older than 95% of homes in Loudoun County

What homes are worth in Sterling 20164

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

This home
$299K$947K

This home is worth less than almost all homes in Sterling 20164.

How it measures up in Sterling 20164

The dot is this home. The mark in the middle is the typical home in Sterling 20164.

Estimated value$266,020
CheaperTypical $589,620Pricier

Cheaper than almost all homes nearby

Price per ft²$246
CheaperTypical $324Pricier

Pricier than 5% of homes nearby

Living area1,080 ft²
SmallerTypical 1,731 ft²Bigger

Bigger than 9% of homes nearby

Year built1965
OlderTypical 1977Newer

Newer than 10% of homes nearby

How 421 E Dartmouth Dr ranks against every home in each area.
MeasureThis homeSterling 20164Loudoun County
Estimated valuepricier than$266,020almost no homesalmost no homes
Price per ft²pricier than$2465% of homes15% of homes
Living areabigger than1,080 ft²9% of homes4% of homes
Year builtnewer than196510% of homes5% of homes

About 421 E Dartmouth Dr

How much is 421 E Dartmouth Dr, Sterling, VA worth?

The TopHap Estimate for 421 E Dartmouth Dr, Sterling, VA is $266,020 as of Sep 24, 2026. The likely range is $247,820 to $284,220. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 E Dartmouth Dr, Sterling, VA last sell?

421 E Dartmouth Dr, Sterling, VA last sold on Apr 12, 2019 for $185,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 421 E Dartmouth Dr, Sterling, VA?

421 E Dartmouth Dr, Sterling, VA has 2 bedrooms, 1 bathrooms and 1,080 square feet of living space.

When was 421 E Dartmouth Dr, Sterling, VA built?

421 E Dartmouth Dr, Sterling, VA was built in 1965, making it 61 years old. It is a condo/apartment home. The building has 1 story.

What schools serve 421 E Dartmouth Dr, Sterling, VA?

421 E Dartmouth Dr, Sterling, VA is assigned to Sully Elementary School (elementary), rated F; Sterling Middle School (middle), rated F; Park View High School (high), rated D. All sit in Loudoun County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 E Dartmouth Dr, Sterling, VA compare to other homes in Sterling 20164?

Among the 12,131 homes in Sterling 20164, it is worth more than almost none of them ($266,020 against a typical $589,620), its price per square foot is higher than 5% of them ($246 against a typical $324), it is bigger than 9% of them (1,080 ft² against a typical 1,731 ft²) and it is newer than 10% of them (1965 against a typical 1977). Measured against all of Loudoun County, it is worth more than almost no 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 421 E Dartmouth Dr, Sterling, VA?

The 2026 property tax bill for 421 E Dartmouth Dr, Sterling, VA was $1,899. The county assessed it at $235,920.

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