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TownhouseResidential
$492,699$300 / 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 Sep 24, 2026
Last sold for $318,000 on Jan 10, 2005

284 CHELMSFORD CT

STERLING, VA 20165
3
Beds
2.5
Baths
1,640 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.
1987
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$493K
$472K low$513K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$318,000 · Jan 10, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,954 (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.$491,140 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$145,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$346,140
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$465,460
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$491,140

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.50
47
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
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.
80
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.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.1 percent flood zone

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
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.2000
Lot (acres)The size of the land the home sits on, from county records.0.04
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.DeckPatio · 348 ft²

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.

M
River Bend Middle SchoolC+
Middle · Grades 6–8 · 0.4 mi
H
Potomac Falls High SchoolB
High · Grades 9–12 · 0.6 mi
E
Algonkian Elementary SchoolA
Elementary · Grades KG–5 · 0.8 mi

District: Loudoun County Public Schools

Neighborhood · ZIP 20165These 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.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.37

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.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.2%
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.34,365
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,477 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$168,530
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$209,771
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

284 Chelmsford 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 less than 89% of homes in Loudoun County
  • Smaller than 84% of homes in Loudoun County
  • Has a smaller lot than 97% of homes in Loudoun County
  • Older than 82% of homes in Loudoun County

What homes are worth in Sterling 20165

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

This home
$373K$1.3M

This home is worth more than 12% of homes in Sterling 20165.

How it measures up in Sterling 20165

The dot is this home. The mark in the middle is the typical home in Sterling 20165.

Estimated value$492,699
CheaperTypical $744,792Pricier

Pricier than 12% of homes nearby

Price per ft²$300
CheaperTypical $301Pricier

Pricier than 50% of homes nearby

Living area1,640 ft²
SmallerTypical 2,421 ft²Bigger

Bigger than 17% of homes nearby

Lot size1,742 ft²
SmallerTypical 0.15 acBigger

Bigger than 6% of homes nearby

Year built1987
OlderTypical 1994Newer

Newer than 28% of homes nearby

How 284 Chelmsford Ct ranks against every home in each area.
MeasureThis homeSterling 20165Loudoun County
Estimated valuepricier than$492,69912% of homes11% of homes
Price per ft²pricier than$30050% of homes54% of homes
Living areabigger than1,640 ft²17% of homes16% of homes
Lot sizebigger than1,742 ft²6% of homes3% of homes
Year builtnewer than198728% of homes18% of homes

About 284 Chelmsford Ct

How much is 284 Chelmsford Ct, Sterling, VA worth?

The TopHap Estimate for 284 Chelmsford Ct, Sterling, VA is $492,699 as of Sep 24, 2026. The likely range is $472,273 to $513,125. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 284 Chelmsford Ct, Sterling, VA last sell?

284 Chelmsford Ct, Sterling, VA last sold on Jan 10, 2005 for $318,000, according to the county's recorded deed.

How big is 284 Chelmsford Ct, Sterling, VA?

284 Chelmsford Ct, Sterling, VA has 3 bedrooms, 2.5 bathrooms, 1,640 square feet of living space and a 0.04-acre lot.

When was 284 Chelmsford Ct, Sterling, VA built?

284 Chelmsford Ct, Sterling, VA was built in 1987, making it 39 years old. It is a townhouse home. The building has 2 stories.

What schools serve 284 Chelmsford Ct, Sterling, VA?

284 Chelmsford Ct, Sterling, VA is assigned to River Bend Middle School (middle), rated C+; Potomac Falls High School (high), rated B; Algonkian Elementary School (elementary), rated A. All sit in Loudoun County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 284 Chelmsford Ct, Sterling, VA compare to other homes in Sterling 20165?

Among the 10,658 homes in Sterling 20165, it is worth more than 12% of them ($492,699 against a typical $744,792), its price per square foot is higher than 50% of them ($300 against a typical $301), it is bigger than 17% of them (1,640 ft² against a typical 2,421 ft²), its lot is bigger than 6% of them (1,742 ft² against a typical 0.15 ac) and it is newer than 28% of them (1987 against a typical 1994). Measured against all of Loudoun County, it is worth more than 11% 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 284 Chelmsford Ct, Sterling, VA?

The 2026 property tax bill for 284 Chelmsford Ct, Sterling, VA was $3,954. The county assessed it at $491,140.

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