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CondominiumResidential

15311 Diamond Cove Ter

ROCKVILLE, MD 20850
2,051 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.
Built 199214 units1,155–1,684 ft²
$5.5M
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$375K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$317
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-9.7%vs the Rockville ZIP median sale $/ft² ($351)

Sales Performance

—
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
—
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
0
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
0.0%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+1.5%per yeartypical hold 9.0 yrsfrom 12 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
19992004200720102016201820222025
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
19992004200720102016201820222025

23 arms-length sales on record for this building.

Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.

Every unit: size vs estimated valueEvery unit in the building as one dot: across is its size, up is our current value estimate, and color is its bedroom count. Vertical columns of dots are recurring floor plans; the height spread within a column shows how much floor, view and condition move prices for the same layout.
$339K$380K$421K$461K1,155 ft²1,261 ft²1,367 ft²1,472 ft²1,578 ft²1,684 ft²
Studio
Studio
14 units
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
Studio · 1 ba · 1,155 ft²
4 units
Studio · 1 ba · 1,159 ft²
4 units
Studio · 1 ba · 1,157 ft²
2 units
Studio · 1 ba · 1,619 ft²
2 units
Studio · 1 ba · 1,684 ft²
2 units

Value DistributionHow the building's units spread across value ranges by our current estimates. A wide spread usually means big differences in size, floor or view.

$339K–$339K
1 unit
$362K–$367K
3 units
$374K–$378K
6 units
$432K–$436K
2 units
$461K–$461K
2 units

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.21%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.29%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.7.9 yrs
Cash purchases (5 yrs)The share of purchases in the last 5 years with no mortgage recorded. High cash share is common in second-home and investor buildings.25%
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.51%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$386,677
Median tax billThe middle annual property tax bill among the building's units.$3,794
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0

Recent SalesThe latest recorded arms-length sales in the building, newest first.

Unit 5KJul 29, 2025$370,000Unit 5BJun 16, 2025$446,750Unit 5-NMay 15, 2024$399,000Unit 5-AFeb 24, 2022$425,000Unit 5-DAug 17, 2021$425,000Unit 5JFeb 11, 2020$359,000Unit 5KJan 27, 2020$280,000Unit 5-ENov 30, 2018$285,000Unit 5GOct 16, 2018$270,000Unit 5BMay 18, 2017$315,000

Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.

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%

All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.

15311 Diamond Cove Ter # 5-A
1 ba · 1,619 ft²
$432K
15311 Diamond Cove Ter # 5-C
1 ba · 1,684 ft²
$461K
15311 Diamond Cove Ter # 5-D
1 ba · 1,684 ft²
$461K
15311 Diamond Cove Ter # 5-E
1 ba · 1,155 ft²
$367K
15311 Diamond Cove Ter # 5-Eye
1 ba · 1,159 ft²
$376K
15311 Diamond Cove Ter # 5-L
1 ba · 1,159 ft²
$374K
15311 Diamond Cove Ter # 5-M
1 ba · 1,159 ft²
$375K
15311 Diamond Cove Ter # 5-N
1 ba · 1,157 ft²
$378K
15311 Diamond Cove Ter # 5b
1 ba · 1,619 ft²
$436K
15311 Diamond Cove Ter # 5f
1 ba · 1,155 ft²
$376K
15311 Diamond Cove Ter # 5g
1 ba · 1,155 ft²
$366K
15311 Diamond Cove Ter # 5h
1 ba · 1,155 ft²
$339K
15311 Diamond Cove Ter # 5j
1 ba · 1,159 ft²
$374K
15311 Diamond Cove Ter # 5k
1 ba · 1,157 ft²
$362K

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

About 15311 Diamond Cove Ter

How many units are in 15311 Diamond Cove Ter, Rockville, MD?

15311 Diamond Cove Ter, Rockville, MD has 14 residential units across built in 1992, according to county assessor records.

What is a unit at 15311 Diamond Cove Ter, Rockville, MD worth?

The median TopHap Estimate across the 14 units at 15311 Diamond Cove Ter, Rockville, MD is $375,361. That works out to $317 per square foot. Units run from 1,155 to 1,684 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 15311 Diamond Cove Ter, Rockville, MD expensive for Rockville?

Units at 15311 Diamond Cove Ter, Rockville, MD carry a median of $317 per square foot, 10% below the Rockville median of $351 per square foot.

How often do units sell at 15311 Diamond Cove Ter, Rockville, MD?

0 units at 15311 Diamond Cove Ter, Rockville, MD sold in the last 12 months, out of 23 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.

Have units at 15311 Diamond Cove Ter, Rockville, MD appreciated?

Across 12 repeat sales of the same unit, 15311 Diamond Cove Ter, Rockville, MD returned a median 1.5% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 9.0 years.

What floor plans does 15311 Diamond Cove Ter, Rockville, MD have?

The most common plan at 15311 Diamond Cove Ter, Rockville, MD is a 0-bedroom of 1,155 square feet, repeated 4 times, with a median estimate of $366,265. TopHap identifies 5 recurring plans in the building.

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