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Rural ResidenceResidential
$2,630,074$363 / 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 94How 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

12403 WALNUT HILL DR

ROCKVILLE, VA 23146
4
Beds
6 / 2
Baths
7,239 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.
26 ac
Lot SizeThe size of the land the home sits on, from county records.
2021
Year BuiltThe year the home was originally built, according to county records.
2
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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.6M
$2.5M low$2.8M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16,795 (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.$2,073,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$472,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,600,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,003,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,073,400

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.57
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
18
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
81
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
91
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
98
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.Rural Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyHANOVER
Lot (acres)The size of the land the home sits on, from county records.26.00
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.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.StablePatio · 200 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.

E
South Anna Elementary SchoolB
Elementary · Grades PK–5 · 2.0 mi
M
Liberty Middle SchoolB-
Middle · Grades 6–8 · 9.1 mi
H
Patrick Henry High SchoolC+
High · Grades 9–12 · 9.1 mi

District: Hanover County Public Schools

Neighborhood · ZIP 23146These 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.81
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.81

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.9%
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.3,801
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.114 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$116,804
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,475
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

12403 Walnut Hill Dr 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.

  • Among the most valuable homes in Rockville 23146
  • Costs more per square foot than 98% of homes in Hanover County
  • Among the largest homes in Hanover County
  • Among the largest lots in Hanover County
  • Newer than 96% of homes in Hanover County

What homes are worth in Rockville 23146

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

This home
$203K$1.3M

This home is worth more than almost all homes in Rockville 23146.

How it measures up in Rockville 23146

The dot is this home. The mark in the middle is the typical home in Rockville 23146.

Estimated value$2,630,074
CheaperTypical $520,251Pricier

Pricier than almost all homes nearby

Price per ft²$363
CheaperTypical $267Pricier

Pricier than 93% of homes nearby

Living area7,239 ft²
SmallerTypical 2,103 ft²Bigger

Bigger than almost all homes nearby

Lot size26 ac
SmallerTypical 3.79 acBigger

Bigger than 96% of homes nearby

Year built2021
OlderTypical 1990Newer

Newer than 93% of homes nearby

How 12403 Walnut Hill Dr ranks against every home in each area.
MeasureThis homeRockville 23146Hanover County
Estimated valuepricier than$2,630,074almost all homesalmost all homes
Price per ft²pricier than$36393% of homes98% of homes
Living areabigger than7,239 ft²almost all homesalmost all homes
Lot sizebigger than26 ac96% of homesalmost all homes
Year builtnewer than202193% of homes96% of homes

About 12403 Walnut Hill Dr

How much is 12403 Walnut Hill Dr, Rockville, VA worth?

The TopHap Estimate for 12403 Walnut Hill Dr, Rockville, VA is $2,630,074 as of Sep 24, 2026. The likely range is $2,468,425 to $2,791,723. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12403 Walnut Hill Dr, Rockville, VA last sell?

12403 Walnut Hill Dr, Rockville, VA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 12403 Walnut Hill Dr, Rockville, VA?

12403 Walnut Hill Dr, Rockville, VA has 4 bedrooms, 6 bathrooms, 7,239 square feet of living space and a 26.00-acre lot.

When was 12403 Walnut Hill Dr, Rockville, VA built?

12403 Walnut Hill Dr, Rockville, VA was built in 2021, making it 5 years old. It is a colonial home. The building has 2 stories.

What schools serve 12403 Walnut Hill Dr, Rockville, VA?

12403 Walnut Hill Dr, Rockville, VA is assigned to South Anna Elementary School (elementary), rated B; Liberty Middle School (middle), rated B-; Patrick Henry High School (high), rated C+. All sit in Hanover County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12403 Walnut Hill Dr, Rockville, VA compare to other homes in Rockville 23146?

Among the 1,616 homes in Rockville 23146, it is worth more than almost all of them ($2,630,074 against a typical $520,251), its price per square foot is higher than 93% of them ($363 against a typical $267), it is bigger than almost all of them (7,239 ft² against a typical 2,103 ft²), its lot is bigger than 96% of them (26 ac against a typical 3.79 ac) and it is newer than 93% of them (2021 against a typical 1990). Measured against all of Hanover County, it is worth more than almost all 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 12403 Walnut Hill Dr, Rockville, VA?

The 2026 property tax bill for 12403 Walnut Hill Dr, Rockville, VA was $16,795. The county assessed it at $2,073,400.

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