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Single Family ResidenceResidential
$1,782,892$697 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $979,000 on Aug 23, 2018

4134 N RIVER ST

MC LEAN, VA 22101
5
Beds
4 / 1
Baths
2,557 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.
0.33 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.8M
$1.7M low$1.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$979,000 · Aug 23, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$20,203 (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.$1,681,480 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$772,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$909,480
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,472,250
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,681,480

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.0.33
ConstructionThe main material the home's frame and walls are built from.Concrete Blocks
RoofThe main material covering the roof, such as asphalt shingle or tile.Slate
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
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 · 120 ft²Porch · 192 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
Chesterbrook Elementary SchoolA+
Elementary · Grades KG–6 · 1.6 mi
M
Longfellow Middle SchoolA+
Middle · Grades 7–8 · 2.8 mi
H
McLean High SchoolA+
High · Grades 9–12 · 3.0 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 22101These 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.82
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.7%
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.32,380
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,369 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$229,340
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$326,391
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

4134 N River St 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 95% of homes in Fairfax County
  • Costs more per square foot than 96% of homes in Fairfax County
  • Bigger than 79% of homes in Fairfax County
  • Has a bigger lot than 71% of homes in Fairfax County
  • Older than 74% of homes in Fairfax County

What homes are worth in Mc Lean 22101

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

This home
$649K$5.4M

This home is worth more than 53% of homes in Mc Lean 22101.

How it measures up in Mc Lean 22101

The dot is this home. The mark in the middle is the typical home in Mc Lean 22101.

Estimated value$1,782,892
CheaperTypical $1,729,270Pricier

Pricier than 53% of homes nearby

Price per ft²$697
CheaperTypical $648Pricier

Pricier than 60% of homes nearby

Living area2,557 ft²
SmallerTypical 2,672 ft²Bigger

Bigger than 48% of homes nearby

Lot size0.33 ac
SmallerTypical 0.33 acBigger

Bigger than 51% of homes nearby

Year built1969
OlderTypical 1975Newer

Newer than 41% of homes nearby

How 4134 N River St ranks against every home in each area.
MeasureThis homeMc Lean 22101Fairfax County
Estimated valuepricier than$1,782,89253% of homes95% of homes
Price per ft²pricier than$69760% of homes96% of homes
Living areabigger than2,557 ft²48% of homes79% of homes
Lot sizebigger than0.33 ac51% of homes71% of homes
Year builtnewer than196941% of homes26% of homes

About 4134 N River St

How much is 4134 N River St, Mc Lean, VA worth?

The TopHap Estimate for 4134 N River St, Mc Lean, VA is $1,782,892 as of Aug 30, 2026. The likely range is $1,686,575 to $1,879,209. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4134 N River St, Mc Lean, VA last sell?

4134 N River St, Mc Lean, VA last sold on Aug 23, 2018 for $979,000, according to the county's recorded deed.

How big is 4134 N River St, Mc Lean, VA?

4134 N River St, Mc Lean, VA has 5 bedrooms, 4 bathrooms, 2,557 square feet of living space and a 0.33-acre lot.

When was 4134 N River St, Mc Lean, VA built?

4134 N River St, Mc Lean, VA was built in 1969, making it 57 years old. The building has 1 story.

What schools serve 4134 N River St, Mc Lean, VA?

4134 N River St, Mc Lean, VA is assigned to Chesterbrook Elementary School (elementary), rated A+; Longfellow Middle School (middle), rated A+; McLean 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 4134 N River St, Mc Lean, VA compare to other homes in Mc Lean 22101?

Among the 10,944 homes in Mc Lean 22101, it is worth more than 53% of them ($1,782,892 against a typical $1,729,270), its price per square foot is higher than 60% of them ($697 against a typical $648), it is bigger than 48% of them (2,557 ft² against a typical 2,672 ft²), its lot is bigger than 51% of them (0.33 ac against a typical 0.33 ac) and it is newer than 41% of them (1969 against a typical 1975). Measured against all of Fairfax County, it is worth more than 95% 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 4134 N River St, Mc Lean, VA?

The 2025 property tax bill for 4134 N River St, Mc Lean, VA was $20,203. The county assessed it at $1,681,480.

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