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Single Family ResidenceResidential
$2,112,864$245 / 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 Sep 24, 2026
Last sold for $2,075,000 on Dec 26, 2024

17400 ASHTON GREEN DR

SANDY SPRING, MD 20860
6.5
Baths
8,629 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.
10.1 ac
Lot SizeThe size of the land the home sits on, from county records.
2002
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.1M
$2M low$2.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,075,000 · Dec 26, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$19,561 (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.$1,721,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$581,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,140,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,627,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,721,200

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
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
FireplaceWhether the home has a fireplace, and what kind.Yes
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

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
William H. Farquhar Middle SchoolA-
Middle · Grades 6–8 · 0.6 mi
E
Sherwood Elementary SchoolA-
Elementary · Grades KG–5 · 0.7 mi
H
Sherwod High SchoolB
High · Grades 9–12 · 1.0 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20860These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.37

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
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.2,804
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.738 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$161,082
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$204,452
Average tempThe average temperature here across a full year.54°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.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

17400 Ashton Green 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 Sandy Spring 20860
  • Costs less per square foot than 79% of homes in Montgomery County
  • Among the largest homes in Montgomery County
  • Among the largest lots in Montgomery County
  • Newer than 88% of homes in Montgomery County

What homes are worth in Sandy Spring 20860

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

This home
$196K$1.7M

This home is worth more than almost all homes in Sandy Spring 20860.

How it measures up in Sandy Spring 20860

The dot is this home. The mark in the middle is the typical home in Sandy Spring 20860.

Estimated value$2,112,864
CheaperTypical $813,963Pricier

Pricier than almost all homes nearby

Price per ft²$245
CheaperTypical $252Pricier

Pricier than 46% of homes nearby

Living area8,629 ft²
SmallerTypical 2,965 ft²Bigger

Bigger than 96% of homes nearby

Lot size10.1 ac
SmallerTypical 0.52 acBigger

Bigger than almost all homes nearby

Year built2002
OlderTypical 1987Newer

Newer than 66% of homes nearby

How 17400 Ashton Green Dr ranks against every home in each area.
MeasureThis homeSandy Spring 20860Montgomery County
Estimated valuepricier than$2,112,864almost all homes97% of homes
Price per ft²pricier than$24546% of homes21% of homes
Living areabigger than8,629 ft²96% of homesalmost all homes
Lot sizebigger than10.1 acalmost all homesalmost all homes
Year builtnewer than200266% of homes88% of homes

About 17400 Ashton Green Dr

How much is 17400 Ashton Green Dr, Sandy Spring, MD worth?

The TopHap Estimate for 17400 Ashton Green Dr, Sandy Spring, MD is $2,112,864 as of Sep 24, 2026. The likely range is $2,034,820 to $2,190,909. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 17400 Ashton Green Dr, Sandy Spring, MD last sell?

17400 Ashton Green Dr, Sandy Spring, MD last sold on Dec 26, 2024 for $2,075,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 17400 Ashton Green Dr, Sandy Spring, MD?

17400 Ashton Green Dr, Sandy Spring, MD has 6.5 bathrooms and 8,629 square feet of living space.

When was 17400 Ashton Green Dr, Sandy Spring, MD built?

17400 Ashton Green Dr, Sandy Spring, MD was built in 2002, making it 24 years old. It is a bi-level home. The building has 2 stories.

What schools serve 17400 Ashton Green Dr, Sandy Spring, MD?

17400 Ashton Green Dr, Sandy Spring, MD is assigned to William H. Farquhar Middle School (middle), rated A-; Sherwood Elementary School (elementary), rated A-; Sherwod 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 17400 Ashton Green Dr, Sandy Spring, MD compare to other homes in Sandy Spring 20860?

Among the 551 homes in Sandy Spring 20860, it is worth more than almost all of them ($2,112,864 against a typical $813,963), its price per square foot is higher than 46% of them ($245 against a typical $252), it is bigger than 96% of them (8,629 ft² against a typical 2,965 ft²), its lot is bigger than almost all of them (10.1 ac against a typical 0.52 ac) and it is newer than 66% of them (2002 against a typical 1987). Measured against all of Montgomery County, it is worth more than 97% 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 17400 Ashton Green Dr, Sandy Spring, MD?

The 2025 property tax bill for 17400 Ashton Green Dr, Sandy Spring, MD was $19,561. The county assessed it at $1,721,200.

More homes on Ashton Green Dr

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