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Single Family ResidenceResidential
$870,884$258 / 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 97How 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 $649,000 on Dec 23, 2019

21300 MIRROR RIDGE PL

STERLING, VA 20164
4
Beds
3.5
Baths
3,370 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1993
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$871K
$845K low$897K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$649,000 · Dec 23, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,869 (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.$853,250 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$279,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$573,650
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$811,980
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$853,250

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.39
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
4
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.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.2000
Lot (acres)The size of the land the home sits on, from county records.0.21
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.DeckPatio · 316 ft²

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.

H
Dominion High SchoolB-
High · Grades 9–12 · 0.8 mi
E
Sugarland Elementary SchoolD+
Elementary · Grades PK–5 · 0.8 mi
M
Seneca Ridge Middle SchoolC+
Middle · Grades 6–8 · 0.8 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

21300 Mirror Ridge Pl 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 95% of homes in Sterling 20164
  • Costs less per square foot than 92% of homes in Sterling 20164
  • Bigger than 97% of homes in Sterling 20164
  • Newer than 86% of homes in Sterling 20164

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
$318K$945K

This home is worth more than 95% of 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$870,884
CheaperTypical $592,726Pricier

Pricier than 95% of homes nearby

Price per ft²$258
CheaperTypical $325Pricier

Pricier than 8% of homes nearby

Living area3,370 ft²
SmallerTypical 1,736 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.21 ac
SmallerTypical 0.19 acBigger

Bigger than 58% of homes nearby

Year built1993
OlderTypical 1977Newer

Newer than 86% of homes nearby

How 21300 Mirror Ridge Pl ranks against every home in each area.
MeasureThis homeSterling 20164Loudoun County
Estimated valuepricier than$870,88495% of homes57% of homes
Price per ft²pricier than$2588% of homes23% of homes
Living areabigger than3,370 ft²97% of homes65% of homes
Lot sizebigger than0.21 ac58% of homes54% of homes
Year builtnewer than199386% of homes25% of homes

About 21300 Mirror Ridge Pl

How much is 21300 Mirror Ridge Pl, Sterling, VA worth?

The TopHap Estimate for 21300 Mirror Ridge Pl, Sterling, VA is $870,884 as of Aug 30, 2026. The likely range is $844,660 to $897,108. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21300 Mirror Ridge Pl, Sterling, VA last sell?

21300 Mirror Ridge Pl, Sterling, VA last sold on Dec 23, 2019 for $649,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21300 Mirror Ridge Pl, Sterling, VA?

21300 Mirror Ridge Pl, Sterling, VA has 4 bedrooms, 3.5 bathrooms, 3,370 square feet of living space and a 0.21-acre lot.

When was 21300 Mirror Ridge Pl, Sterling, VA built?

21300 Mirror Ridge Pl, Sterling, VA was built in 1993, making it 33 years old. It is a colonial home. The building has 2 stories.

What schools serve 21300 Mirror Ridge Pl, Sterling, VA?

21300 Mirror Ridge Pl, Sterling, VA is assigned to Dominion High School (high), rated B-; Sugarland Elementary School (elementary), rated D+; Seneca Ridge Middle School (middle), rated C+. All sit in Loudoun County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21300 Mirror Ridge Pl, Sterling, VA compare to other homes in Sterling 20164?

Among the 12,131 homes in Sterling 20164, it is worth more than 95% of them ($870,884 against a typical $592,726), its price per square foot is higher than 8% of them ($258 against a typical $325), it is bigger than 97% of them (3,370 ft² against a typical 1,736 ft²), its lot is bigger than 58% of them (0.21 ac against a typical 0.19 ac) and it is newer than 86% of them (1993 against a typical 1977). Measured against all of Loudoun County, it is worth more than 57% 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 21300 Mirror Ridge Pl, Sterling, VA?

The 2026 property tax bill for 21300 Mirror Ridge Pl, Sterling, VA was $6,869. The county assessed it at $853,250.

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