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Single Family ResidenceResidential
$1,205,076$212 / 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 84How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

4142 ROUND HILL RD

ARLINGTON, VA 22207
5
Beds
4.5
Baths
5,684 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.2M
$1M low$1.4M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,468 (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.$899,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$306,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$592,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$860,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$899,100

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.89 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.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
CountyARLINGTON
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.1994
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Deck · 540 ft²Patio · 540 ft²Porch · 40 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.

E
Jamestown Elementary SchoolA+
Elementary · Grades PK–5 · 1.1 mi
M
Williamsburg Middle SchoolA+
Middle · Grades 6–8 · 1.8 mi
H
Yorktown High SchoolA-
High · Grades 9–12 · 2.0 mi

District: Arlington County Public Schools

Neighborhood · ZIP 22207These 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.24
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.6%
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.33,233
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,138 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$206,658
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$282,666
Average tempThe average temperature here across a full year.55°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%

Owner Tools

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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

4142 Round Hill 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.

  • Worth less than 95% of homes in Chain Bridge Forest
  • Among the lowest price per square foot in Arlington 22207
  • Bigger than 92% of homes in Arlington County
  • Has a smaller lot than 97% of homes in Chain Bridge Forest
  • Newer than 74% of homes in Chain Bridge Forest

What homes are worth in Arlington 22207

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

This home
$268K$3.1M

This home is worth more than 33% of homes in Arlington 22207.

How it measures up in Arlington 22207

The dot is this home. The mark in the middle is the typical home in Arlington 22207.

Estimated value$1,205,076
CheaperTypical $1,392,046Pricier

Pricier than 33% of homes nearby

Price per ft²$212
CheaperTypical $344Pricier

Cheaper than almost all homes nearby

Living area5,684 ft²
SmallerTypical 3,903 ft²Bigger

Bigger than 75% of homes nearby

Lot size0.15 ac
SmallerTypical 0.22 acBigger

Bigger than 28% of homes nearby

Year built1975
OlderTypical 1964Newer

Newer than 57% of homes nearby

How 4142 Round Hill Rd ranks against every home in each area.
MeasureThis homeChain Bridge ForestArlington 22207Arlington County
Estimated valuepricier than$1,205,0765% of homes33% of homes71% of homes
Price per ft²pricier than$2124% of homesalmost no homesalmost no homes
Living areabigger than5,684 ft²42% of homes75% of homes92% of homes
Lot sizebigger than0.15 ac3% of homes28% of homes44% of homes
Year builtnewer than197574% of homes57% of homes54% of homes

About 4142 Round Hill Rd

How much is 4142 Round Hill Rd, Arlington, VA worth?

The TopHap Estimate for 4142 Round Hill Rd, Arlington, VA is $1,205,076 as of Jul 14, 2026. The likely range is $1,006,601 to $1,403,551. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4142 Round Hill Rd, Arlington, VA last sell?

4142 Round Hill Rd, Arlington, VA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 4142 Round Hill Rd, Arlington, VA?

4142 Round Hill Rd, Arlington, VA has 5 bedrooms, 4.5 bathrooms, 5,684 square feet of living space and a 0.15-acre lot.

When was 4142 Round Hill Rd, Arlington, VA built?

4142 Round Hill Rd, Arlington, VA was built in 1975, making it 51 years old. The building has 2 stories.

What schools serve 4142 Round Hill Rd, Arlington, VA?

4142 Round Hill Rd, Arlington, VA is assigned to Jamestown Elementary School (elementary), rated A+; Williamsburg Middle School (middle), rated A+; Yorktown High School (high), rated A-. All sit in Arlington County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4142 Round Hill Rd, Arlington, VA compare to other homes in Arlington 22207?

Among the 11,061 homes in Arlington 22207, it is worth more than 33% of them ($1,205,076 against a typical $1,392,046), its price per square foot is higher than almost none of them ($212 against a typical $344), it is bigger than 75% of them (5,684 ft² against a typical 3,903 ft²), its lot is bigger than 28% of them (0.15 ac against a typical 0.22 ac) and it is newer than 57% of them (1975 against a typical 1964). Measured against all of Arlington County, it is worth more than 71% 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 4142 Round Hill Rd, Arlington, VA?

The 2026 property tax bill for 4142 Round Hill Rd, Arlington, VA was $9,468. The county assessed it at $899,100.

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