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Single Family ResidenceResidential
$891,690$272 / 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 95How 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 $664,900 on Nov 12, 2013

17509 RIDGE DR

ROCKVILLE, MD 20853
3.5
Baths
3,274 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.
1.41 ac
Lot SizeThe size of the land the home sits on, from county records.
2013
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

$892K
$847K low$937K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$664,900 · Nov 12, 2013
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.$474,690
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$379,752
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.50%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$417,000
APEX HOME LOANS INC · recorded Nov 12, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,017 (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.$731,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$251,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$480,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$694,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$731,600

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.26 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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 · 285 ft²

Transaction History(5)

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
Sequoyah Elementary SchoolB
Elementary · Grades KG–5 · 1.0 mi
H
Col. Zadok Magruder High SchoolC
High · Grades 9–12 · 1.3 mi
M
Redland Middle SchoolC-
Middle · Grades 6–8 · 1.7 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20853These 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.60
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.38

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.30,497
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,373 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$145,074
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$169,691
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

17509 Ridge 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 85% of homes in Rockville 20853
  • Costs less per square foot than 75% of homes in Rockville 20853
  • Bigger than 87% of homes in Rockville 20853
  • Among the largest lots in Rockville 20853
  • Among the newest homes in Rockville 20853

What homes are worth in Rockville 20853

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

This home
$233K$1.2M

This home is worth more than 85% of homes in Rockville 20853.

How it measures up in Rockville 20853

The dot is this home. The mark in the middle is the typical home in Rockville 20853.

Estimated value$891,690
CheaperTypical $640,557Pricier

Pricier than 85% of homes nearby

Price per ft²$272
CheaperTypical $310Pricier

Pricier than 25% of homes nearby

Living area3,274 ft²
SmallerTypical 2,032 ft²Bigger

Bigger than 87% of homes nearby

Lot size1.41 ac
SmallerTypical 0.23 acBigger

Bigger than almost all homes nearby

Year built2013
OlderTypical 1965Newer

Newer than almost all homes nearby

How 17509 Ridge Dr ranks against every home in each area.
MeasureThis homeRockville 20853Montgomery County
Estimated valuepricier than$891,69085% of homes73% of homes
Price per ft²pricier than$27225% of homes34% of homes
Living areabigger than3,274 ft²87% of homes82% of homes
Lot sizebigger than1.41 acalmost all homes95% of homes
Year builtnewer than2013almost all homes95% of homes

About 17509 Ridge Dr

How much is 17509 Ridge Dr, Rockville, MD worth?

The TopHap Estimate for 17509 Ridge Dr, Rockville, MD is $891,690 as of Jul 14, 2026. The likely range is $846,637 to $936,743. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 17509 Ridge Dr, Rockville, MD last sell?

17509 Ridge Dr, Rockville, MD last sold on Nov 12, 2013 for $664,900, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 17509 Ridge Dr, Rockville, MD?

17509 Ridge Dr, Rockville, MD has 3.5 bathrooms and 3,274 square feet of living space.

When was 17509 Ridge Dr, Rockville, MD built?

17509 Ridge Dr, Rockville, MD was built in 2013, making it 13 years old. It is a bi-level home. The building has 2 stories.

What schools serve 17509 Ridge Dr, Rockville, MD?

17509 Ridge Dr, Rockville, MD is assigned to Sequoyah Elementary School (elementary), rated B; Col. Zadok Magruder High School (high), rated C; Redland Middle School (middle), rated C-. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 17509 Ridge Dr, Rockville, MD compare to other homes in Rockville 20853?

Among the 9,292 homes in Rockville 20853, it is worth more than 85% of them ($891,690 against a typical $640,557), its price per square foot is higher than 25% of them ($272 against a typical $310), it is bigger than 87% of them (3,274 ft² against a typical 2,032 ft²), its lot is bigger than almost all of them (1.41 ac against a typical 0.23 ac) and it is newer than almost all of them (2013 against a typical 1965). Measured against all of Montgomery County, it is worth more than 73% 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 17509 Ridge Dr, Rockville, MD?

The 2025 property tax bill for 17509 Ridge Dr, Rockville, MD was $9,017. The county assessed it at $731,600.

More homes on Ridge Dr

Closest homes

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Assigned schools

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