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Single Family ResidenceResidential
$984,262$426 / 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 88How 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 $955,000 on Jun 30, 2025

3378 MONARCH LN

ANNANDALE, VA 22003
5
Beds
3 / 1
Baths
2,310 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$984K
$863K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$955,000 · Jun 30, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,785 (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.$846,470 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$315,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$531,470
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$841,470
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$846,470

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.Split Level
CountyFairfax
Lot (acres)The size of the land the home sits on, from county records.0.22
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.BalconyDeck · 408 ft²Patio · 100 ft²

Transaction History(3)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(2)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Jackson Middle SchoolC-
Middle · Grades 7–8 · 0.8 mi
E
Camelot Elementary SchoolA-
Elementary · Grades PK–6 · 0.9 mi
H
Falls Church High SchoolC
High · Grades 9–12 · 1.7 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 22003These 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.91
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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.7%
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.59,464
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,742 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$125,228
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$150,466
Average tempThe average temperature here across a full year.56°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

3378 Monarch Ln 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 86% of homes in Annandale 22003
  • Bigger than 85% of homes in Annandale 22003
  • Has a smaller lot than 73% of homes in Annandale 22003
  • Newer than 91% of homes in Annandale 22003

What homes are worth in Annandale 22003

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

This home
$220K$1.4M

This home is worth more than 86% of homes in Annandale 22003.

How it measures up in Annandale 22003

The dot is this home. The mark in the middle is the typical home in Annandale 22003.

Estimated value$984,262
CheaperTypical $738,075Pricier

Pricier than 86% of homes nearby

Price per ft²$426
CheaperTypical $430Pricier

Pricier than 48% of homes nearby

Living area2,310 ft²
SmallerTypical 1,475 ft²Bigger

Bigger than 85% of homes nearby

Lot size0.22 ac
SmallerTypical 0.27 acBigger

Bigger than 27% of homes nearby

Year built1984
OlderTypical 1966Newer

Newer than 91% of homes nearby

How 3378 Monarch Ln ranks against every home in each area.
MeasureThis homeAnnandale 22003Fairfax County
Estimated valuepricier than$984,26286% of homes71% of homes
Price per ft²pricier than$42648% of homes50% of homes
Living areabigger than2,310 ft²85% of homes73% of homes
Lot sizebigger than0.22 ac27% of homes44% of homes
Year builtnewer than198491% of homes57% of homes

About 3378 Monarch Ln

How much is 3378 Monarch Ln, Annandale, VA worth?

The TopHap Estimate for 3378 Monarch Ln, Annandale, VA is $984,262 as of Sep 24, 2026. The likely range is $863,209 to $1,105,315. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3378 Monarch Ln, Annandale, VA last sell?

3378 Monarch Ln, Annandale, VA last sold on Jun 30, 2025 for $955,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3378 Monarch Ln, Annandale, VA?

3378 Monarch Ln, Annandale, VA has 5 bedrooms, 3 bathrooms, 2,310 square feet of living space and a 0.22-acre lot.

When was 3378 Monarch Ln, Annandale, VA built?

3378 Monarch Ln, Annandale, VA was built in 1984, making it 42 years old. It is a split level home. The building has 2 stories.

What schools serve 3378 Monarch Ln, Annandale, VA?

3378 Monarch Ln, Annandale, VA is assigned to Jackson Middle School (middle), rated C-; Camelot Elementary School (elementary), rated A-; Falls Church 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 3378 Monarch Ln, Annandale, VA compare to other homes in Annandale 22003?

Among the 16,475 homes in Annandale 22003, it is worth more than 86% of them ($984,262 against a typical $738,075), its price per square foot is higher than 48% of them ($426 against a typical $430), it is bigger than 85% of them (2,310 ft² against a typical 1,475 ft²), its lot is bigger than 27% of them (0.22 ac against a typical 0.27 ac) and it is newer than 91% of them (1984 against a typical 1966). Measured against all of Fairfax 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 3378 Monarch Ln, Annandale, VA?

The 2025 property tax bill for 3378 Monarch Ln, Annandale, VA was $9,785. The county assessed it at $846,470.

More homes on Monarch Ln

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Assigned schools

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