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Single Family ResidenceResidential
$2,584,622$615 / 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 81How 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 $1,850,000 on Dec 23, 2020

7705 SOUTHDOWN RD

ALEXANDRIA, VA 22308
5
Beds
6 / 2
Baths
4,200 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1994
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$2.6M
$2.1M low$3.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,850,000 · Dec 23, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$23,749 (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.$2,001,620 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,231,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$770,620
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,896,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,001,620

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Single Family Residence
CountyFAIRFAX
Lot (acres)The size of the land the home sits on, from county records.0.28
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Waterfront
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 334 ft²Patio · 623 ft²Porch · 55 ft²Boat access

Transaction History(5)

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
Sandburg Middle SchoolC+
Middle · Grades 7–8 · 1.6 mi
E
Waynewood Elementary SchoolA+
Elementary · Grades KG–6 · 1.8 mi
H
West Potomac High SchoolC
High · Grades 9–12 · 2.2 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 22308These 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.50
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.36

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.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.13,536
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,945 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$201,567
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$214,398
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

7705 Southdown Rd 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 most valuable homes in Fairfax County
  • Costs more per square foot than 91% of homes in Fairfax County
  • Bigger than 96% of homes in Alexandria 22308
  • Newer than 91% of homes in Alexandria 22308

What homes are worth in Alexandria 22308

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

This home
$710K$2.4M

This home is worth more than 98% of homes in Alexandria 22308.

How it measures up in Alexandria 22308

The dot is this home. The mark in the middle is the typical home in Alexandria 22308.

Estimated value$2,584,622
CheaperTypical $991,212Pricier

Pricier than 98% of homes nearby

Price per ft²$615
CheaperTypical $557Pricier

Pricier than 65% of homes nearby

Living area4,200 ft²
SmallerTypical 1,771 ft²Bigger

Bigger than 96% of homes nearby

Lot size0.28 ac
SmallerTypical 0.29 acBigger

Bigger than 47% of homes nearby

Year built1994
OlderTypical 1963Newer

Newer than 91% of homes nearby

How 7705 Southdown Rd ranks against every home in each area.
MeasureThis homeAlexandria 22308Fairfax County
Estimated valuepricier than$2,584,62298% of homesalmost all homes
Price per ft²pricier than$61565% of homes91% of homes
Living areabigger than4,200 ft²96% of homes95% of homes
Lot sizebigger than0.28 ac47% of homes63% of homes
Year builtnewer than199491% of homes77% of homes

About 7705 Southdown Rd

How much is 7705 Southdown Rd, Alexandria, VA worth?

The TopHap Estimate for 7705 Southdown Rd, Alexandria, VA is $2,584,622 as of Sep 24, 2026. The likely range is $2,100,246 to $3,068,998. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 7705 Southdown Rd, Alexandria, VA last sell?

7705 Southdown Rd, Alexandria, VA last sold on Dec 23, 2020 for $1,850,000, according to the county's recorded deed.

How big is 7705 Southdown Rd, Alexandria, VA?

7705 Southdown Rd, Alexandria, VA has 5 bedrooms, 6 bathrooms, 4,200 square feet of living space and a 0.28-acre lot.

When was 7705 Southdown Rd, Alexandria, VA built?

7705 Southdown Rd, Alexandria, VA was built in 1994, making it 32 years old. The building has 3 stories.

What schools serve 7705 Southdown Rd, Alexandria, VA?

7705 Southdown Rd, Alexandria, VA is assigned to Sandburg Middle School (middle), rated C+; Waynewood Elementary School (elementary), rated A+; West Potomac High School (high), rated C. All sit in Fairfax County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 7705 Southdown Rd, Alexandria, VA compare to other homes in Alexandria 22308?

Among the 4,892 homes in Alexandria 22308, it is worth more than 98% of them ($2,584,622 against a typical $991,212), its price per square foot is higher than 65% of them ($615 against a typical $557), it is bigger than 96% of them (4,200 ft² against a typical 1,771 ft²), its lot is bigger than 47% of them (0.28 ac against a typical 0.29 ac) and it is newer than 91% of them (1994 against a typical 1963). Measured against all of Fairfax County, it is worth more than almost all 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 7705 Southdown Rd, Alexandria, VA?

The 2025 property tax bill for 7705 Southdown Rd, Alexandria, VA was $23,749. The county assessed it at $2,001,620.

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