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CondominiumResidential
$372,479$333 / 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 $249,500 on Nov 7, 2012

15302 DIAMOND COVE TER

ROCKVILLE, MD 20850
Building report
1
Baths
1,119 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.
2,869 ft²
Lot SizeThe size of the land the home sits on, from county records.
1992
Year BuiltThe year the home was originally built, according to county records.

Valuation

$372K
$359K low$386K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$249,500 · Nov 7, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,775 (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.$345,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$103,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$241,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$320,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$345,000

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.193 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.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.07
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

E
Rosemont Elementary SchoolC+
Elementary · Grades PK–5 · 1.5 mi
H
Gaithersburg High SchoolD+
High · Grades 9–12 · 1.9 mi
M
Forest Oak Middle SchoolD+
Middle · Grades 6–8 · 3.2 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20850These 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.104
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 100.40

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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.8%
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.51,693
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,703 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,425
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$154,183
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

15302 Diamond Cove Ter 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 92% of homes in Rockville
  • Smaller than 88% of homes in Rockville
  • Has a smaller lot than 69% of homes in Rockville
  • Newer than 76% of homes in Montgomery County

What homes are worth in Rockville 20850

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

This home
$181K$1.6M

This home is worth more than 10% of homes in Rockville 20850.

How it measures up in Rockville 20850

The dot is this home. The mark in the middle is the typical home in Rockville 20850.

Estimated value$372,479
CheaperTypical $754,077Pricier

Pricier than 10% of homes nearby

Price per ft²$333
CheaperTypical $340Pricier

Pricier than 45% of homes nearby

Living area1,119 ft²
SmallerTypical 2,034 ft²Bigger

Bigger than 13% of homes nearby

Lot size2,869 ft²
SmallerTypical 4,138 ft²Bigger

Bigger than 41% of homes nearby

Year built1992
OlderTypical 1991Newer

Newer than 54% of homes nearby

How 15302 Diamond Cove Ter ranks against every home in each area.
MeasureThis homeRockvilleRockville 20850Montgomery County
Estimated valuepricier than$372,4798% of homes10% of homes16% of homes
Price per ft²pricier than$33339% of homes45% of homes63% of homes
Living areabigger than1,119 ft²12% of homes13% of homes12% of homes
Lot sizebigger than2,869 ft²31% of homes41% of homes32% of homes
Year builtnewer than199270% of homes54% of homes76% of homes

About 15302 Diamond Cove Ter

How much is 15302 Diamond Cove Ter, Rockville, MD worth?

The TopHap Estimate for 15302 Diamond Cove Ter, Rockville, MD is $372,479 as of Sep 24, 2026. The likely range is $358,960 to $385,998. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15302 Diamond Cove Ter, Rockville, MD last sell?

15302 Diamond Cove Ter, Rockville, MD last sold on Nov 7, 2012 for $249,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 15302 Diamond Cove Ter, Rockville, MD?

15302 Diamond Cove Ter, Rockville, MD has 1 bathrooms, 1,119 square feet of living space and a 0.07-acre lot.

When was 15302 Diamond Cove Ter, Rockville, MD built?

15302 Diamond Cove Ter, Rockville, MD was built in 1992, making it 34 years old. It is a condo/apartment home.

What schools serve 15302 Diamond Cove Ter, Rockville, MD?

15302 Diamond Cove Ter, Rockville, MD is assigned to Rosemont Elementary School (elementary), rated C+; Gaithersburg High School (high), rated D+; Forest Oak Middle School (middle), rated D+. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15302 Diamond Cove Ter, Rockville, MD compare to other homes in Rockville 20850?

Among the 14,094 homes in Rockville 20850, it is worth more than 10% of them ($372,479 against a typical $754,077), its price per square foot is higher than 45% of them ($333 against a typical $340), it is bigger than 13% of them (1,119 ft² against a typical 2,034 ft²), its lot is bigger than 41% of them (2,869 ft² against a typical 4,138 ft²) and it is newer than 54% of them (1992 against a typical 1991). Measured against all of Montgomery County, it is worth more than 16% 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 15302 Diamond Cove Ter, Rockville, MD?

The 2025 property tax bill for 15302 Diamond Cove Ter, Rockville, MD was $3,775. The county assessed it at $345,000.

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