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Single Family ResidenceResidential
$803,719$313 / 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 Sep 24, 2026
Last sold for $630,000 on Mar 16, 2007

4212 SONIA CT

ALEXANDRIA, VA 22309
4
Beds
5 / 2
Baths
2,570 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.
3,197 ft²
Lot SizeThe size of the land the home sits on, from county records.
2003
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$804K
$779K low$829K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$630,000 · Mar 16, 2007

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,386 (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.$725,450 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$282,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$443,450
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$725,450
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$725,450

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.Split Level
CountyFairfax
Lot (acres)The size of the land the home sits on, from county records.0.07
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
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.BalconyPatio · 80 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.

H
Mount Vernon High SchoolD-
High · Grades 9–12 · 0.7 mi
E
Woodley Hills Elementary SchoolC-
Elementary · Grades PK–6 · 0.8 mi
M
Whitman Middle SchoolC-
Middle · Grades 7–8 · 1.9 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 22309These 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.110
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.33

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.4%
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.33,789
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,090 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$114,346
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$150,974
Average tempThe average temperature here across a full year.56°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

4212 Sonia 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 74% of homes in Alexandria 22309
  • Costs less per square foot than 91% of homes in Fairfax County
  • Bigger than 86% of homes in Alexandria 22309
  • Has a smaller lot than 77% of homes in Alexandria 22309
  • Newer than 93% of homes in Alexandria 22309

What homes are worth in Alexandria 22309

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

This home
$218K$1.6M

This home is worth more than 74% of homes in Alexandria 22309.

How it measures up in Alexandria 22309

The dot is this home. The mark in the middle is the typical home in Alexandria 22309.

Estimated value$803,719
CheaperTypical $573,482Pricier

Pricier than 74% of homes nearby

Price per ft²$313
CheaperTypical $363Pricier

Pricier than 29% of homes nearby

Living area2,570 ft²
SmallerTypical 1,402 ft²Bigger

Bigger than 86% of homes nearby

Lot size3,197 ft²
SmallerTypical 0.29 acBigger

Bigger than 23% of homes nearby

Year built2003
OlderTypical 1972Newer

Newer than 93% of homes nearby

How 4212 Sonia Ct ranks against every home in each area.
MeasureThis homeAlexandria 22309Fairfax County
Estimated valuepricier than$803,71974% of homes53% of homes
Price per ft²pricier than$31329% of homes9% of homes
Living areabigger than2,570 ft²86% of homes79% of homes
Lot sizebigger than3,197 ft²23% of homes29% of homes
Year builtnewer than200393% of homes90% of homes

About 4212 Sonia Ct

How much is 4212 Sonia Ct, Alexandria, VA worth?

The TopHap Estimate for 4212 Sonia Ct, Alexandria, VA is $803,719 as of Sep 24, 2026. The likely range is $778,551 to $828,887. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4212 Sonia Ct, Alexandria, VA last sell?

4212 Sonia Ct, Alexandria, VA last sold on Mar 16, 2007 for $630,000, according to the county's recorded deed.

How big is 4212 Sonia Ct, Alexandria, VA?

4212 Sonia Ct, Alexandria, VA has 4 bedrooms, 5 bathrooms, 2,570 square feet of living space and a 0.07-acre lot.

When was 4212 Sonia Ct, Alexandria, VA built?

4212 Sonia Ct, Alexandria, VA was built in 2003, making it 23 years old. It is a split level home. The building has 3 stories.

What schools serve 4212 Sonia Ct, Alexandria, VA?

4212 Sonia Ct, Alexandria, VA is assigned to Mount Vernon High School (high), rated D-; Woodley Hills Elementary School (elementary), rated C-; Whitman Middle School (middle), rated C-. All sit in Fairfax County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4212 Sonia Ct, Alexandria, VA compare to other homes in Alexandria 22309?

Among the 9,270 homes in Alexandria 22309, it is worth more than 74% of them ($803,719 against a typical $573,482), its price per square foot is higher than 29% of them ($313 against a typical $363), it is bigger than 86% of them (2,570 ft² against a typical 1,402 ft²), its lot is bigger than 23% of them (3,197 ft² against a typical 0.29 ac) and it is newer than 93% of them (2003 against a typical 1972). Measured against all of Fairfax County, it is worth more than 53% 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 4212 Sonia Ct, Alexandria, VA?

The 2025 property tax bill for 4212 Sonia Ct, Alexandria, VA was $8,386. The county assessed it at $725,450.

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