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Single Family ResidenceResidential
$662,283$533 / 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 Oct 21, 2026
Last sold for $514,000 on Feb 21, 2018

3721 RICHARD AVE

FAIRFAX, VA 22031
4
Beds
3
Baths
1,242 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1952
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$662K
$642K low$682K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$514,000 · Feb 21, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,972 (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.$743,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$270,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$472,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$682,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$743,300

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.25
85
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.
29
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.45 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyFAIRFAX CITY
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.1955
Lot (acres)The size of the land the home sits on, from county records.0.27
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.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Daniels Run Elementary SchoolC
Elementary · Grades PK–6 · 0.2 mi
H
Fairfax High SchoolB+
High · Grades 9–12 · 0.7 mi
M
Katherine Johnson Middle SchoolB+
Middle · Grades 7–8 · 2.0 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 22031These 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 100.37

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.0%
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.35,639
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,082 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$129,988
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$161,633
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

3721 Richard Ave 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.

  • Costs more per square foot than 82% of homes in Fairfax 22031
  • Smaller than 76% of homes in Fairfax 22031
  • Older than 97% of homes in Fairfax 22031

What homes are worth in Fairfax 22031

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

This home
$236K$1.7M

This home is worth more than 39% of homes in Fairfax 22031.

How it measures up in Fairfax 22031

The dot is this home. The mark in the middle is the typical home in Fairfax 22031.

Estimated value$662,283
CheaperTypical $742,655Pricier

Pricier than 39% of homes nearby

Price per ft²$533
CheaperTypical $447Pricier

Pricier than 82% of homes nearby

Living area1,242 ft²
SmallerTypical 1,568 ft²Bigger

Bigger than 24% of homes nearby

Lot size0.27 ac
SmallerTypical 0.14 acBigger

Bigger than 64% of homes nearby

Year built1952
OlderTypical 1976Newer

Newer than 3% of homes nearby

How 3721 Richard Ave ranks against every home in each area.
MeasureThis homeFairfax 22031
Estimated valuepricier than$662,28339% of homes
Price per ft²pricier than$53382% of homes
Living areabigger than1,242 ft²24% of homes
Lot sizebigger than0.27 ac64% of homes
Year builtnewer than19523% of homes

About 3721 Richard Ave

How much is 3721 Richard Ave, Fairfax, VA worth?

The TopHap Estimate for 3721 Richard Ave, Fairfax, VA is $662,283 as of Oct 21, 2026. The likely range is $642,150 to $682,416. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3721 Richard Ave, Fairfax, VA last sell?

3721 Richard Ave, Fairfax, VA last sold on Feb 21, 2018 for $514,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3721 Richard Ave, Fairfax, VA?

3721 Richard Ave, Fairfax, VA has 4 bedrooms, 3 bathrooms, 1,242 square feet of living space and a 0.27-acre lot.

When was 3721 Richard Ave, Fairfax, VA built?

3721 Richard Ave, Fairfax, VA was built in 1952, making it 74 years old. It is a ranch home. The building has 1 story.

What schools serve 3721 Richard Ave, Fairfax, VA?

3721 Richard Ave, Fairfax, VA is assigned to Daniels Run Elementary School (elementary), rated C; Fairfax High School (high), rated B+; Katherine Johnson Middle School (middle), rated B+. All sit in Fairfax County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3721 Richard Ave, Fairfax, VA compare to other homes in Fairfax 22031?

Among the 9,008 homes in Fairfax 22031, it is worth more than 39% of them ($662,283 against a typical $742,655), its price per square foot is higher than 82% of them ($533 against a typical $447), it is bigger than 24% of them (1,242 ft² against a typical 1,568 ft²), its lot is bigger than 64% of them (0.27 ac against a typical 0.14 ac) and it is newer than 3% of them (1952 against a typical 1976). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 3721 Richard Ave, Fairfax, VA?

The 2026 property tax bill for 3721 Richard Ave, Fairfax, VA was $7,972. The county assessed it at $743,300.

More homes on Richard Ave

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