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Single Family ResidenceResidential
$719,723$370 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $840,000 on Oct 1, 2024

403 WINTER WALK DR

GAITHERSBURG, MD 20878
2.5
Baths
1,944 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.
2,939 ft²
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$720K
$693K low$746K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$840,000 · Oct 1, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,994 (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.$621,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$230,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$391,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$589,333
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$621,600

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.11 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Bi-Level
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.07
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.Yes
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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 · 180 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.

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

M
Lakelands Park Middle SchoolB+
Middle · Grades 6–8 · 0.9 mi
E
Diamond Elementary SchoolA+
Elementary · Grades KG–5 · 0.9 mi
H
Northwest High SchoolB
High · Grades 9–12 · 3.4 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20878These 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.62
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.42

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.4.9%
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.66,167
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,976 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$145,457
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$176,656
Average tempThe average temperature here across a full year.54°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.57%

Owner Tools

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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

403 Winter Walk 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.

  • Worth more than 75% of homes in Gaithersburg
  • Costs more per square foot than 91% of homes in Gaithersburg
  • Has a smaller lot than 68% of homes in Montgomery County
  • Newer than 84% of homes in Montgomery County

What homes are worth in Gaithersburg 20878

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

This home
$185K$1.6M

This home is worth more than 48% of homes in Gaithersburg 20878.

How it measures up in Gaithersburg 20878

The dot is this home. The mark in the middle is the typical home in Gaithersburg 20878.

Estimated value$719,723
CheaperTypical $733,206Pricier

Pricier than 48% of homes nearby

Price per ft²$370
CheaperTypical $306Pricier

Pricier than 85% of homes nearby

Living area1,944 ft²
SmallerTypical 2,256 ft²Bigger

Bigger than 41% of homes nearby

Lot size2,939 ft²
SmallerTypical 0.11 acBigger

Bigger than 42% of homes nearby

Year built1999
OlderTypical 1988Newer

Newer than 77% of homes nearby

How 403 Winter Walk Dr ranks against every home in each area.
MeasureThis homeGaithersburgGaithersburg 20878Montgomery County
Estimated valuepricier than$719,72375% of homes48% of homes60% of homes
Price per ft²pricier than$37091% of homes85% of homes75% of homes
Living areabigger than1,944 ft²60% of homes41% of homes48% of homes
Lot sizebigger than2,939 ft²59% of homes42% of homes32% of homes
Year builtnewer than199974% of homes77% of homes84% of homes

About 403 Winter Walk Dr

How much is 403 Winter Walk Dr, Gaithersburg, MD worth?

The TopHap Estimate for 403 Winter Walk Dr, Gaithersburg, MD is $719,723 as of Jul 14, 2026. The likely range is $693,001 to $746,445. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 403 Winter Walk Dr, Gaithersburg, MD last sell?

403 Winter Walk Dr, Gaithersburg, MD last sold on Oct 1, 2024 for $840,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 403 Winter Walk Dr, Gaithersburg, MD?

403 Winter Walk Dr, Gaithersburg, MD has 2.5 bathrooms, 1,944 square feet of living space and a 0.07-acre lot.

When was 403 Winter Walk Dr, Gaithersburg, MD built?

403 Winter Walk Dr, Gaithersburg, MD was built in 1999, making it 27 years old. It is a bi-level home. The building has 2 stories.

What schools serve 403 Winter Walk Dr, Gaithersburg, MD?

403 Winter Walk Dr, Gaithersburg, MD is assigned to Lakelands Park Middle School (middle), rated B+; Diamond Elementary School (elementary), rated A+; Northwest High School (high), rated B. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 403 Winter Walk Dr, Gaithersburg, MD compare to other homes in Gaithersburg 20878?

Among the 20,757 homes in Gaithersburg 20878, it is worth more than 48% of them ($719,723 against a typical $733,206), its price per square foot is higher than 85% of them ($370 against a typical $306), it is bigger than 41% of them (1,944 ft² against a typical 2,256 ft²), its lot is bigger than 42% of them (2,939 ft² against a typical 0.11 ac) and it is newer than 77% of them (1999 against a typical 1988). Measured against all of Montgomery County, it is worth more than 60% 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 403 Winter Walk Dr, Gaithersburg, MD?

The 2025 property tax bill for 403 Winter Walk Dr, Gaithersburg, MD was $7,994. The county assessed it at $621,600.

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