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Single Family ResidenceResidential
$1,203,026$1,402 / 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 75How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $125,000 on Jun 17, 2026

10816 ROCK RUN DR

POTOMAC, MD 20854
1
Baths
858 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.
1.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1957
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.2M
$903K low$1.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$125,000 · Jun 17, 2026
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$1,203,026
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$962,421

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,700 (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.$764,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$570,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$193,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$728,733
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$764,200

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.19 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.Townhouse
CountyMONTGOMERY
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Baseboard
CoolingThe type of cooling or air conditioning in the home.Yes
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.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Potomac Elementary SchoolA
Elementary · Grades KG–5 · 1.9 mi
M
Herbert Hoover Middle SchoolA+
Middle · Grades 6–8 · 4.2 mi
H
Winston Churchill High SchoolA
High · Grades 9–12 · 4.3 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20854These 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.43
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.35

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.5%
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.51,685
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,423 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$211,237
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$271,649
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.42 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

10816 Rock Run 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 86% of homes in Montgomery County
  • Among the highest price per square foot in Potomac 20854
  • Among the smallest homes in Potomac 20854
  • Has a bigger lot than 95% of homes in Montgomery County
  • Older than 98% of homes in Potomac 20854

What homes are worth in Potomac 20854

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

This home
$615K$3.4M

This home is worth more than 44% of homes in Potomac 20854.

How it measures up in Potomac 20854

The dot is this home. The mark in the middle is the typical home in Potomac 20854.

Estimated value$1,203,026
CheaperTypical $1,271,328Pricier

Pricier than 44% of homes nearby

Price per ft²$1402
CheaperTypical $371Pricier

Pricier than almost all homes nearby

Living area858 ft²
SmallerTypical 3,336 ft²Bigger

Smaller than almost all homes nearby

Lot size1.2 ac
SmallerTypical 0.3 acBigger

Bigger than 82% of homes nearby

Year built1957
OlderTypical 1977Newer

Newer than 2% of homes nearby

How 10816 Rock Run Dr ranks against every home in each area.
MeasureThis homePotomac 20854Montgomery County
Estimated valuepricier than$1,203,02644% of homes86% of homes
Price per ft²pricier than$1402almost all homesalmost all homes
Living areabigger than858 ft²almost no homes4% of homes
Lot sizebigger than1.2 ac82% of homes95% of homes
Year builtnewer than19572% of homes20% of homes

About 10816 Rock Run Dr

How much is 10816 Rock Run Dr, Potomac, MD worth?

The TopHap Estimate for 10816 Rock Run Dr, Potomac, MD is $1,203,026 as of Jul 14, 2026. The likely range is $902,650 to $1,503,402. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10816 Rock Run Dr, Potomac, MD last sell?

10816 Rock Run Dr, Potomac, MD last sold on Jun 17, 2026 for $125,000, according to the county's recorded deed.

How big is 10816 Rock Run Dr, Potomac, MD?

10816 Rock Run Dr, Potomac, MD has 1 bathrooms and 858 square feet of living space.

When was 10816 Rock Run Dr, Potomac, MD built?

10816 Rock Run Dr, Potomac, MD was built in 1957, making it 69 years old. It is a townhouse home. The building has 1 story.

What schools serve 10816 Rock Run Dr, Potomac, MD?

10816 Rock Run Dr, Potomac, MD is assigned to Potomac Elementary School (elementary), rated A; Herbert Hoover Middle School (middle), rated A+; Winston Churchill High School (high), rated A. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10816 Rock Run Dr, Potomac, MD compare to other homes in Potomac 20854?

Among the 17,109 homes in Potomac 20854, it is worth more than 44% of them ($1,203,026 against a typical $1,271,328), its price per square foot is higher than almost all of them ($1402 against a typical $371), it is bigger than almost none of them (858 ft² against a typical 3,336 ft²), its lot is bigger than 82% of them (1.2 ac against a typical 0.3 ac) and it is newer than 2% of them (1957 against a typical 1977). Measured against all of Montgomery County, it is worth more than 86% 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 10816 Rock Run Dr, Potomac, MD?

The 2025 property tax bill for 10816 Rock Run Dr, Potomac, MD was $8,700. The county assessed it at $764,200.

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