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Single Family ResidenceResidential
$929,249$335 / 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 97How 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

504 KERSTEN ST

GAITHERSBURG, MD 20878
2.5
Baths
2,775 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.
2,700 ft²
Lot SizeThe size of the land the home sits on, from county records.
2003
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

$929K
$899K low$959K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,832 (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.$751,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$300,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$451,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$725,733
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$751,700

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
Lot (acres)The size of the land the home sits on, from county records.0.06
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.Porch · 184 ft²

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.

M
Lakelands Park Middle SchoolB+
Middle · Grades 6–8 · 0.2 mi
E
Rachel Carson Elementary SchoolA+
Elementary · Grades PK–5 · 0.6 mi
H
Quince Orchard High SchoolC+
High · Grades 9–12 · 1.1 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20878These 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.62
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 100.42

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.9%
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.66,167
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,976 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$145,457
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$176,656
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

504 Kersten St 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 90% of homes in Gaithersburg
  • Costs more per square foot than 76% of homes in Gaithersburg
  • Bigger than 82% of homes in Gaithersburg
  • Has a smaller lot than 69% of homes in Montgomery County
  • Newer than 88% of homes in Montgomery County

What homes are worth in Gaithersburg 20878

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

This home
$179K$1.6M

This home is worth more than 75% of homes in Gaithersburg 20878.

How it measures up in Gaithersburg 20878

The dot is this home. The mark in the middle is the typical home in Gaithersburg 20878.

Estimated value$929,249
CheaperTypical $735,999Pricier

Pricier than 75% of homes nearby

Price per ft²$335
CheaperTypical $308Pricier

Pricier than 67% of homes nearby

Living area2,775 ft²
SmallerTypical 2,268 ft²Bigger

Bigger than 66% of homes nearby

Lot size2,700 ft²
SmallerTypical 0.11 acBigger

Bigger than 39% of homes nearby

Year built2003
OlderTypical 1988Newer

Newer than 87% of homes nearby

How 504 Kersten St ranks against every home in each area.
MeasureThis homeGaithersburgGaithersburg 20878Montgomery County
Estimated valuepricier than$929,24990% of homes75% of homes76% of homes
Price per ft²pricier than$33576% of homes67% of homes63% of homes
Living areabigger than2,775 ft²82% of homes66% of homes73% of homes
Lot sizebigger than2,700 ft²54% of homes39% of homes31% of homes
Year builtnewer than200385% of homes87% of homes88% of homes

About 504 Kersten St

How much is 504 Kersten St, Gaithersburg, MD worth?

The TopHap Estimate for 504 Kersten St, Gaithersburg, MD is $929,249 as of Sep 24, 2026. The likely range is $899,273 to $959,225. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 504 Kersten St, Gaithersburg, MD last sell?

504 Kersten St, Gaithersburg, MD last sold on Jun 7, 2007, according to the county's recorded deed.

How big is 504 Kersten St, Gaithersburg, MD?

504 Kersten St, Gaithersburg, MD has 2.5 bathrooms, 2,775 square feet of living space and a 0.06-acre lot.

When was 504 Kersten St, Gaithersburg, MD built?

504 Kersten St, Gaithersburg, MD was built in 2003, making it 23 years old. It is a bi-level home. The building has 2 stories.

What schools serve 504 Kersten St, Gaithersburg, MD?

504 Kersten St, Gaithersburg, MD is assigned to Lakelands Park Middle School (middle), rated B+; Rachel Carson Elementary School (elementary), rated A+; Quince Orchard High School (high), rated C+. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 504 Kersten St, Gaithersburg, MD compare to other homes in Gaithersburg 20878?

Among the 20,757 homes in Gaithersburg 20878, it is worth more than 75% of them ($929,249 against a typical $735,999), its price per square foot is higher than 67% of them ($335 against a typical $308), it is bigger than 66% of them (2,775 ft² against a typical 2,268 ft²), its lot is bigger than 39% of them (2,700 ft² against a typical 0.11 ac) and it is newer than 87% of them (2003 against a typical 1988). Measured against all of Montgomery County, it is worth more than 76% 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 504 Kersten St, Gaithersburg, MD?

The 2025 property tax bill for 504 Kersten St, Gaithersburg, MD was $9,832. The county assessed it at $751,700.

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