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CondominiumResidential
$460,787$274 / 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 91How 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 $133,200 on May 3, 1993

15307 DIAMOND COVE TER

ROCKVILLE, MD 20850
Building report
1
Baths
1,684 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.
2,047 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

$461K
$420K low$502K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$133,200 · May 3, 1993

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,966 (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.$430,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$129,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$301,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$396,667
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$430,000

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.60
98
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.
75
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
78
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
34
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.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%

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.0.05
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

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

15307 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 83% of homes in Rockville
  • Costs less per square foot than 88% of homes in Rockville
  • Has a smaller lot than 76% 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
$184K$1.7M

This home is worth more than 19% 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$460,787
CheaperTypical $760,175Pricier

Pricier than 19% of homes nearby

Price per ft²$274
CheaperTypical $342Pricier

Pricier than 15% of homes nearby

Living area1,684 ft²
SmallerTypical 2,048 ft²Bigger

Bigger than 36% of homes nearby

Lot size2,047 ft²
SmallerTypical 4,138 ft²Bigger

Bigger than 32% of homes nearby

Year built1992
OlderTypical 1991Newer

Newer than 54% of homes nearby

How 15307 Diamond Cove Ter ranks against every home in each area.
MeasureThis homeRockvilleRockville 20850Montgomery County
Estimated valuepricier than$460,78717% of homes19% of homes27% of homes
Price per ft²pricier than$27412% of homes15% of homes36% of homes
Living areabigger than1,684 ft²41% of homes36% of homes37% of homes
Lot sizebigger than2,047 ft²24% of homes32% of homes24% of homes
Year builtnewer than199270% of homes54% of homes76% of homes

About 15307 Diamond Cove Ter

How much is 15307 Diamond Cove Ter, Rockville, MD worth?

The TopHap Estimate for 15307 Diamond Cove Ter, Rockville, MD is $460,787 as of Aug 30, 2026. The likely range is $419,693 to $501,881. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15307 Diamond Cove Ter, Rockville, MD last sell?

15307 Diamond Cove Ter, Rockville, MD last sold on May 3, 1993 for $133,200, according to the county's recorded deed.

How big is 15307 Diamond Cove Ter, Rockville, MD?

15307 Diamond Cove Ter, Rockville, MD has 1 bathrooms, 1,684 square feet of living space and a 0.05-acre lot.

When was 15307 Diamond Cove Ter, Rockville, MD built?

15307 Diamond Cove Ter, Rockville, MD was built in 1992, making it 34 years old. It is a condo/apartment home.

What schools serve 15307 Diamond Cove Ter, Rockville, MD?

15307 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 15307 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 19% of them ($460,787 against a typical $760,175), its price per square foot is higher than 15% of them ($274 against a typical $342), it is bigger than 36% of them (1,684 ft² against a typical 2,048 ft²), its lot is bigger than 32% of them (2,047 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 27% 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 15307 Diamond Cove Ter, Rockville, MD?

The 2025 property tax bill for 15307 Diamond Cove Ter, Rockville, MD was $3,966. The county assessed it at $430,000.

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