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CondominiumResidential
$426,888$344 / 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 $299,999 on Jun 8, 2018

3805 RIDGE KNOLL CT UNIT 107B

FAIRFAX, VA 22033
Building report
2
Beds
2
Baths
1,240 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.
1988
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$427K
$414K low$440K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$299,999 · Jun 8, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,630 (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.$400,530 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$80,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$320,530
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$377,860
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$400,530

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyFairfax
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Heat Pump
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(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
Waples Mill Elementary SchoolA
Elementary · Grades PK–6 · 1.0 mi
M
Franklin Middle SchoolA
Middle · Grades 7–8 · 4.0 mi
H
Oakton High SchoolA+
High · Grades 9–12 · 4.3 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 22033These 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.83
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
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.96%
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.5.1%
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.39,894
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,231 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$133,075
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$154,151
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

3805 Ridge Knoll Ct Unit 107b 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 88% of homes in Fairfax County
  • Costs less per square foot than 87% of homes in Fairfax 22033
  • Smaller than 80% of homes in Fairfax 22033
  • Newer than 69% of homes in Fairfax County

What homes are worth in Fairfax 22033

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

This home
$297K$1.6M

This home is worth more than 16% of homes in Fairfax 22033.

How it measures up in Fairfax 22033

The dot is this home. The mark in the middle is the typical home in Fairfax 22033.

Estimated value$426,888
CheaperTypical $709,630Pricier

Pricier than 16% of homes nearby

Price per ft²$344
CheaperTypical $399Pricier

Pricier than 13% of homes nearby

Living area1,240 ft²
SmallerTypical 1,684 ft²Bigger

Bigger than 20% of homes nearby

Year built1988
OlderTypical 1989Newer

Newer than 49% of homes nearby

How 3805 Ridge Knoll Ct Unit 107b ranks against every home in each area.
MeasureThis homeFairfax 22033Fairfax County
Estimated valuepricier than$426,88816% of homes12% of homes
Price per ft²pricier than$34413% of homes16% of homes
Living areabigger than1,240 ft²20% of homes24% of homes
Year builtnewer than198849% of homes69% of homes

About 3805 Ridge Knoll Ct Unit 107b

How much is 3805 Ridge Knoll Ct Unit 107b, Fairfax, VA worth?

The TopHap Estimate for 3805 Ridge Knoll Ct Unit 107b, Fairfax, VA is $426,888 as of Sep 24, 2026. The likely range is $413,551 to $440,225. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3805 Ridge Knoll Ct Unit 107b, Fairfax, VA last sell?

3805 Ridge Knoll Ct Unit 107b, Fairfax, VA last sold on Jun 8, 2018 for $299,999, according to the county's recorded deed.

How big is 3805 Ridge Knoll Ct Unit 107b, Fairfax, VA?

3805 Ridge Knoll Ct Unit 107b, Fairfax, VA has 2 bedrooms, 2 bathrooms and 1,240 square feet of living space.

When was 3805 Ridge Knoll Ct Unit 107b, Fairfax, VA built?

3805 Ridge Knoll Ct Unit 107b, Fairfax, VA was built in 1988, making it 38 years old. The building has 1 story.

What schools serve 3805 Ridge Knoll Ct Unit 107b, Fairfax, VA?

3805 Ridge Knoll Ct Unit 107b, Fairfax, VA is assigned to Waples Mill Elementary School (elementary), rated A; Franklin Middle School (middle), rated A; Oakton High School (high), rated A+. All sit in Fairfax County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3805 Ridge Knoll Ct Unit 107b, Fairfax, VA compare to other homes in Fairfax 22033?

Among the 12,526 homes in Fairfax 22033, it is worth more than 16% of them ($426,888 against a typical $709,630), its price per square foot is higher than 13% of them ($344 against a typical $399), it is bigger than 20% of them (1,240 ft² against a typical 1,684 ft²) and it is newer than 49% of them (1988 against a typical 1989). Measured against all of Fairfax County, it is worth more than 12% 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 3805 Ridge Knoll Ct Unit 107b, Fairfax, VA?

The 2025 property tax bill for 3805 Ridge Knoll Ct Unit 107b, Fairfax, VA was $4,630. The county assessed it at $400,530.

More homes on Ridge Knoll Ct Unit 107b

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More homes in Fairfax 22033

Assigned schools

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