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TownhouseResidential
$404,262$259 / 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 95How 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 $231,000 on Sep 2, 2004

8240 AMITY CIR

GAITHERSBURG, MD 20877
2.5
Baths
1,560 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.
2,400 ft²
Lot SizeThe size of the land the home sits on, from county records.
1986
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$404K
$385K low$423K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$231,000 · Sep 2, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,299 (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.$369,000 (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.$249,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$331,067
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$369,000

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.0.06
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
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 · 120 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.

Foreclosure Filings(1)

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

M
Shady Grove Middle SchoolC+
Middle · Grades 6–8 · 0.3 mi
E
Flower Hill Elementary SchoolC-
Elementary · Grades PK–5 · 0.9 mi
H
Col. Zadok Magruder High SchoolB-
High · Grades 9–12 · 2.9 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

8240 Amity 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 80% of homes in Montgomery County
  • Costs less per square foot than 72% of homes in Montgomery County
  • Smaller than 69% of homes in Montgomery County
  • Has a smaller lot than 71% of homes in Montgomery County
  • Newer than 67% of homes in Gaithersburg 20877

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
$157K$796K

This home is worth more than 34% 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$404,262
CheaperTypical $467,404Pricier

Pricier than 34% of homes nearby

Price per ft²$259
CheaperTypical $259Pricier

Pricier than 50% of homes nearby

Living area1,560 ft²
SmallerTypical 1,710 ft²Bigger

Bigger than 43% of homes nearby

Lot size2,400 ft²
SmallerTypical 3,877 ft²Bigger

Bigger than 42% of homes nearby

Year built1986
OlderTypical 1980Newer

Newer than 67% of homes nearby

How 8240 Amity Cir ranks against every home in each area.
MeasureThis homeGaithersburg 20877Montgomery County
Estimated valuepricier than$404,26234% of homes20% of homes
Price per ft²pricier than$25950% of homes28% of homes
Living areabigger than1,560 ft²43% of homes31% of homes
Lot sizebigger than2,400 ft²42% of homes29% of homes
Year builtnewer than198667% of homes66% of homes

About 8240 Amity Cir

How much is 8240 Amity Cir, Gaithersburg, MD worth?

The TopHap Estimate for 8240 Amity Cir, Gaithersburg, MD is $404,262 as of Sep 24, 2026. The likely range is $385,126 to $423,398. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8240 Amity Cir, Gaithersburg, MD last sell?

8240 Amity Cir, Gaithersburg, MD last sold on Sep 2, 2004 for $231,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 8240 Amity Cir, Gaithersburg, MD?

8240 Amity Cir, Gaithersburg, MD has 2.5 bathrooms, 1,560 square feet of living space and a 0.06-acre lot.

When was 8240 Amity Cir, Gaithersburg, MD built?

8240 Amity Cir, Gaithersburg, MD was built in 1986, making it 40 years old. It is a townhouse home. The building has 2 stories.

What schools serve 8240 Amity Cir, Gaithersburg, MD?

8240 Amity Cir, Gaithersburg, MD is assigned to Shady Grove Middle School (middle), rated C+; Flower Hill Elementary School (elementary), rated C-; Col. Zadok Magruder 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 8240 Amity Cir, Gaithersburg, MD compare to other homes in Gaithersburg 20877?

Among the 6,654 homes in Gaithersburg 20877, it is worth more than 34% of them ($404,262 against a typical $467,404), its price per square foot is higher than 50% of them ($259 against a typical $259), it is bigger than 43% of them (1,560 ft² against a typical 1,710 ft²), its lot is bigger than 42% of them (2,400 ft² against a typical 3,877 ft²) and it is newer than 67% of them (1986 against a typical 1980). Measured against all of Montgomery County, it is worth more than 20% 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 8240 Amity Cir, Gaithersburg, MD?

The 2025 property tax bill for 8240 Amity Cir, Gaithersburg, MD was $3,299. The county assessed it at $369,000.

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