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Single Family ResidenceResidential
$1,442,549$180 / 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

16831 HARBOUR TOWN DR

ASHTON, MD 20861
5.5
Baths
8,017 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.
0.71 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

$1.4M
$1.4M low$1.5M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,875 (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.$1,072,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$378,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$693,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,019,667
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,072,100

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.16
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
16
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
29
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 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.0.71
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 528 ft²Patio · 850 ft²

Transaction History(4)

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
Briggs Chaney Middle SchoolC+
Middle · Grades 6–8 · 2.3 mi
E
Dr. Charles R. Drew Elementary SchoolB-
Elementary · Grades PK–5 · 3.0 mi
H
Springbrook High SchoolC
High · Grades 9–12 · 5.2 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20861These 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.76
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 100.42

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.3%
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.2,094
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.545 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$177,998
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$201,963
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%

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

16831 Harbour Town 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 94% of homes in Ashton 20861
  • Costs less per square foot than 97% of homes in Montgomery County
  • Among the largest homes in Montgomery County
  • Has a bigger lot than 93% of homes in Montgomery County
  • Newer than 90% of homes in Ashton 20861

What homes are worth in Ashton 20861

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

This home
$432K$1.6M

This home is worth more than 94% of homes in Ashton 20861.

How it measures up in Ashton 20861

The dot is this home. The mark in the middle is the typical home in Ashton 20861.

Estimated value$1,442,549
CheaperTypical $958,978Pricier

Pricier than 94% of homes nearby

Price per ft²$180
CheaperTypical $244Pricier

Pricier than 8% of homes nearby

Living area8,017 ft²
SmallerTypical 3,960 ft²Bigger

Bigger than 96% of homes nearby

Lot size0.71 ac
SmallerTypical 0.77 acBigger

Bigger than 45% of homes nearby

Year built2002
OlderTypical 1992Newer

Newer than 90% of homes nearby

How 16831 Harbour Town Dr ranks against every home in each area.
MeasureThis homeAshton 20861Montgomery County
Estimated valuepricier than$1,442,54994% of homes91% of homes
Price per ft²pricier than$1808% of homes3% of homes
Living areabigger than8,017 ft²96% of homesalmost all homes
Lot sizebigger than0.71 ac45% of homes93% of homes
Year builtnewer than200290% of homes88% of homes

About 16831 Harbour Town Dr

How much is 16831 Harbour Town Dr, Ashton, MD worth?

The TopHap Estimate for 16831 Harbour Town Dr, Ashton, MD is $1,442,549 as of Sep 24, 2026. The likely range is $1,354,527 to $1,530,571. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 16831 Harbour Town Dr, Ashton, MD last sell?

16831 Harbour Town Dr, Ashton, MD last sold on Jan 9, 2007, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 16831 Harbour Town Dr, Ashton, MD?

16831 Harbour Town Dr, Ashton, MD has 5.5 bathrooms, 8,017 square feet of living space and a 0.71-acre lot.

When was 16831 Harbour Town Dr, Ashton, MD built?

16831 Harbour Town Dr, Ashton, MD was built in 2002, making it 24 years old. It is a bi-level home. The building has 2 stories.

What schools serve 16831 Harbour Town Dr, Ashton, MD?

16831 Harbour Town Dr, Ashton, MD is assigned to Briggs Chaney Middle School (middle), rated C+; Dr. Charles R. Drew Elementary School (elementary), rated B-; Springbrook High School (high), rated C. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 16831 Harbour Town Dr, Ashton, MD compare to other homes in Ashton 20861?

Among the 1,029 homes in Ashton 20861, it is worth more than 94% of them ($1,442,549 against a typical $958,978), its price per square foot is higher than 8% of them ($180 against a typical $244), it is bigger than 96% of them (8,017 ft² against a typical 3,960 ft²), its lot is bigger than 45% of them (0.71 ac against a typical 0.77 ac) and it is newer than 90% of them (2002 against a typical 1992). Measured against all of Montgomery County, it is worth more than 91% 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 16831 Harbour Town Dr, Ashton, MD?

The 2025 property tax bill for 16831 Harbour Town Dr, Ashton, MD was $11,875. The county assessed it at $1,072,100.

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