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Single Family ResidenceResidential
$555,197$256 / 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 83How 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 $540,000 on Sep 30, 2025

166 MOSBY CIR

WARRENTON, VA 20186
3
Beds
3.5
Baths
2,168 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.
2,182 ft²
Lot SizeThe size of the land the home sits on, from county records.
2004
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$555K
$460K low$650K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$540,000 · Sep 30, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,057 (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.$565,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$115,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$450,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$437,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$565,000

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.41
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
15
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.Townhouse
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.2010
Lot (acres)The size of the land the home sits on, from county records.0.05
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Heat Pump
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Built-in
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 · 96 ft²Patio · 80 ft²Porch · 32 ft²

Transaction History(2)

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
Warrenton Middle School
Middle · Grades 6–8 · 0.4 mi
E
James G. Brumfield Elementary SchoolC+
Elementary · Grades PK–5 · 0.8 mi
H
Fauquier High SchoolB
High · Grades 9–12 · 1.1 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

166 Mosby Cir 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 67% of homes in Fauquier County
  • Costs less per square foot than 87% of homes in Fauquier County
  • Has a smaller lot than 96% of homes in Fauquier County
  • Newer than 87% 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
$290K$1.7M

This home is worth more than 41% 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$555,197
CheaperTypical $601,718Pricier

Pricier than 41% of homes nearby

Price per ft²$256
CheaperTypical $307Pricier

Pricier than 17% of homes nearby

Living area2,168 ft²
SmallerTypical 1,924 ft²Bigger

Bigger than 58% of homes nearby

Lot size2,182 ft²
SmallerTypical 0.38 acBigger

Bigger than 8% of homes nearby

Year built2004
OlderTypical 1988Newer

Newer than 87% of homes nearby

How 166 Mosby Cir ranks against every home in each area.
MeasureThis homeWarrenton 20186Fauquier County
Estimated valuepricier than$555,19741% of homes33% of homes
Price per ft²pricier than$25617% of homes13% of homes
Living areabigger than2,168 ft²58% of homes57% of homes
Lot sizebigger than2,182 ft²8% of homes4% of homes
Year builtnewer than200487% of homes79% of homes

About 166 Mosby Cir

How much is 166 Mosby Cir, Warrenton, VA worth?

The TopHap Estimate for 166 Mosby Cir, Warrenton, VA is $555,197 as of Sep 24, 2026. The likely range is $460,161 to $650,233. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 166 Mosby Cir, Warrenton, VA last sell?

166 Mosby Cir, Warrenton, VA last sold on Sep 30, 2025 for $540,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 166 Mosby Cir, Warrenton, VA?

166 Mosby Cir, Warrenton, VA has 3 bedrooms, 3.5 bathrooms, 2,168 square feet of living space and a 0.05-acre lot.

When was 166 Mosby Cir, Warrenton, VA built?

166 Mosby Cir, Warrenton, VA was built in 2004, making it 22 years old. It is a townhouse home. The building has 2 stories.

What schools serve 166 Mosby Cir, Warrenton, VA?

166 Mosby Cir, Warrenton, VA is assigned to Warrenton Middle School (middle); 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 166 Mosby Cir, Warrenton, VA compare to other homes in Warrenton 20186?

Among the 5,288 homes in Warrenton 20186, it is worth more than 41% of them ($555,197 against a typical $601,718), its price per square foot is higher than 17% of them ($256 against a typical $307), it is bigger than 58% of them (2,168 ft² against a typical 1,924 ft²), its lot is bigger than 8% of them (2,182 ft² against a typical 0.38 ac) and it is newer than 87% of them (2004 against a typical 1988). Measured against all of Fauquier County, it is worth more than 33% 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 166 Mosby Cir, Warrenton, VA?

The 2026 property tax bill for 166 Mosby Cir, Warrenton, VA was $5,057. The county assessed it at $565,000.

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