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TownhouseResidential
$386,144$317 / 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 98How 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 $90,000 on Feb 26, 2025

17531 AMITY DR

GAITHERSBURG, MD 20877
2
Baths
1,220 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.
1,761 ft²
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$386K
$378K low$395K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$90,000 · Feb 26, 2025

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$354,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$120,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$234,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$330,333
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$354,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.04
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Washington Grove Elementary SchoolC+
Elementary · Grades PK–5 · 1.0 mi
M
Gaithersburg Middle SchoolD
Middle · Grades 6–8 · 1.1 mi
H
Gaithersburg High SchoolD
High · Grades 9–12 · 1.6 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20877These 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.124
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.36

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.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.38,931
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,116 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,983
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,325
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%

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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

17531 Amity 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 less than 82% of homes in Montgomery County
  • Costs more per square foot than 86% of homes in Gaithersburg 20877
  • Smaller than 83% of homes in Montgomery County
  • Has a smaller lot than 81% of homes in Montgomery County

What homes are worth in Gaithersburg 20877

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

This home
$161K$787K

This home is worth more than 29% of homes in Gaithersburg 20877.

How it measures up in Gaithersburg 20877

The dot is this home. The mark in the middle is the typical home in Gaithersburg 20877.

Estimated value$386,144
CheaperTypical $471,516Pricier

Pricier than 29% of homes nearby

Price per ft²$317
CheaperTypical $257Pricier

Pricier than 86% of homes nearby

Living area1,220 ft²
SmallerTypical 1,718 ft²Bigger

Bigger than 18% of homes nearby

Lot size1,761 ft²
SmallerTypical 3,920 ft²Bigger

Bigger than 28% of homes nearby

Year built1979
OlderTypical 1980Newer

Newer than 50% of homes nearby

How 17531 Amity Dr ranks against every home in each area.
MeasureThis homeGaithersburg 20877Montgomery County
Estimated valuepricier than$386,14429% of homes18% of homes
Price per ft²pricier than$31786% of homes55% of homes
Living areabigger than1,220 ft²18% of homes17% of homes
Lot sizebigger than1,761 ft²28% of homes19% of homes
Year builtnewer than197950% of homes51% of homes

About 17531 Amity Dr

How much is 17531 Amity Dr, Gaithersburg, MD worth?

The TopHap Estimate for 17531 Amity Dr, Gaithersburg, MD is $386,144 as of Aug 30, 2026. The likely range is $377,570 to $394,718. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 17531 Amity Dr, Gaithersburg, MD last sell?

17531 Amity Dr, Gaithersburg, MD last sold on Feb 26, 2025 for $90,000, according to the county's recorded deed.

How big is 17531 Amity Dr, Gaithersburg, MD?

17531 Amity Dr, Gaithersburg, MD has 2 bathrooms, 1,220 square feet of living space and a 0.04-acre lot.

When was 17531 Amity Dr, Gaithersburg, MD built?

17531 Amity Dr, Gaithersburg, MD was built in 1979, making it 47 years old. It is a townhouse home. The building has 2 stories.

What schools serve 17531 Amity Dr, Gaithersburg, MD?

17531 Amity Dr, Gaithersburg, MD is assigned to Washington Grove Elementary School (elementary), rated C+; Gaithersburg Middle School (middle), rated D; Gaithersburg High School (high), rated D. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 17531 Amity Dr, Gaithersburg, MD compare to other homes in Gaithersburg 20877?

Among the 6,654 homes in Gaithersburg 20877, it is worth more than 29% of them ($386,144 against a typical $471,516), its price per square foot is higher than 86% of them ($317 against a typical $257), it is bigger than 18% of them (1,220 ft² against a typical 1,718 ft²), its lot is bigger than 28% of them (1,761 ft² against a typical 3,920 ft²) and it is newer than 50% of them (1979 against a typical 1980). Measured against all of Montgomery County, it is worth more than 18% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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