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Single Family ResidenceResidential
$538,050$302 / 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 91How 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 $375,000 on Apr 29, 2008

423 FALMOUTH ST

WARRENTON, VA 20186
4
Beds
3
Baths
1,780 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1929
Year BuiltThe year the home was originally built, according to county records.
2
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

$538K
$487K low$589K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$375,000 · Apr 29, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,823 (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.$427,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$150,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$277,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$350,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$427,100

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.42
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
16
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
76
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
88
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
29
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyFAUQUIER
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.1982
Lot (acres)The size of the land the home sits on, from county records.0.26
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.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 · 66 ft²Shed · 64 ft²Porch · 317 ft²

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.

M
W. C. Taylor Middle SchoolB+
Middle · Grades 6–8 · 0.3 mi
E
James G. Brumfield Elementary SchoolC+
Elementary · Grades PK–5 · 0.5 mi
H
Fauquier High SchoolB
High · Grades 9–12 · 1.8 mi

District: Fauquier County Public Schools

Neighborhood · ZIP 20186These 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.117
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.41

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.4.2%
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.14,938
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.230 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,906
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$135,010
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%

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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

423 Falmouth 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 less than 69% of homes in Fauquier County
  • Has a smaller lot than 81% of homes in Fauquier County
  • Older than 93% of homes in Warrenton 20186

What homes are worth in Warrenton 20186

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

This home
$289K$1.7M

This home is worth more than 39% of homes in Warrenton 20186.

How it measures up in Warrenton 20186

The dot is this home. The mark in the middle is the typical home in Warrenton 20186.

Estimated value$538,050
CheaperTypical $596,846Pricier

Pricier than 39% of homes nearby

Price per ft²$302
CheaperTypical $306Pricier

Pricier than 47% of homes nearby

Living area1,780 ft²
SmallerTypical 1,930 ft²Bigger

Bigger than 45% of homes nearby

Lot size0.26 ac
SmallerTypical 0.37 acBigger

Bigger than 39% of homes nearby

Year built1929
OlderTypical 1989Newer

Newer than 7% of homes nearby

How 423 Falmouth St ranks against every home in each area.
MeasureThis homeWarrenton 20186Fauquier County
Estimated valuepricier than$538,05039% of homes31% of homes
Price per ft²pricier than$30247% of homes37% of homes
Living areabigger than1,780 ft²45% of homes42% of homes
Lot sizebigger than0.26 ac39% of homes19% of homes
Year builtnewer than19297% of homes7% of homes

About 423 Falmouth St

How much is 423 Falmouth St, Warrenton, VA worth?

The TopHap Estimate for 423 Falmouth St, Warrenton, VA is $538,050 as of Aug 30, 2026. The likely range is $487,128 to $588,972. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 423 Falmouth St, Warrenton, VA last sell?

423 Falmouth St, Warrenton, VA last sold on Apr 29, 2008 for $375,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 423 Falmouth St, Warrenton, VA?

423 Falmouth St, Warrenton, VA has 4 bedrooms, 3 bathrooms, 1,780 square feet of living space and a 0.26-acre lot.

When was 423 Falmouth St, Warrenton, VA built?

423 Falmouth St, Warrenton, VA was built in 1929, making it 97 years old. It is a conventional home. The building has 2 stories.

What schools serve 423 Falmouth St, Warrenton, VA?

423 Falmouth St, Warrenton, VA is assigned to W. C. Taylor Middle School (middle), rated B+; James G. Brumfield Elementary School (elementary), rated C+; Fauquier High School (high), rated B. All sit in Fauquier County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 423 Falmouth St, Warrenton, VA compare to other homes in Warrenton 20186?

Among the 5,288 homes in Warrenton 20186, it is worth more than 39% of them ($538,050 against a typical $596,846), its price per square foot is higher than 47% of them ($302 against a typical $306), it is bigger than 45% of them (1,780 ft² against a typical 1,930 ft²), its lot is bigger than 39% of them (0.26 ac against a typical 0.37 ac) and it is newer than 7% of them (1929 against a typical 1989). Measured against all of Fauquier County, it is worth more than 31% 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 423 Falmouth St, Warrenton, VA?

The 2026 property tax bill for 423 Falmouth St, Warrenton, VA was $3,823. The county assessed it at $427,100.

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