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TownhouseResidential
$613,011$403 / 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 Sep 24, 2026

504 NEW MARK ESPLANADE

ROCKVILLE, MD 20850
3.5
Baths
1,520 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.
2,263 ft²
Lot SizeThe size of the land the home sits on, from county records.
1968
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$613K
$582K low$644K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,863 (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.$534,167 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$508,933
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$559,400

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.05
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
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

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Julius West Middle SchoolB+
Middle · Grades 6–8 · 0.3 mi
H
Richard Montgomery High SchoolB
High · Grades 9–12 · 0.6 mi
E
Bayard Rustin Elementary SchoolB+
Elementary · Grades KG–5 · 0.8 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

504 New Mark Esplanade 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 66% of homes in Rockville 20850
  • Costs more per square foot than 82% of homes in Montgomery County
  • Smaller than 70% of homes in Rockville 20850
  • Has a smaller lot than 73% of homes in Rockville
  • Older than 73% of homes in Rockville 20850

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
$197K$1.7M

This home is worth more than 34% 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$613,011
CheaperTypical $755,378Pricier

Pricier than 34% of homes nearby

Price per ft²$403
CheaperTypical $340Pricier

Pricier than 80% of homes nearby

Living area1,520 ft²
SmallerTypical 2,048 ft²Bigger

Bigger than 30% of homes nearby

Lot size2,263 ft²
SmallerTypical 4,225 ft²Bigger

Bigger than 35% of homes nearby

Year built1968
OlderTypical 1991Newer

Newer than 27% of homes nearby

How 504 New Mark Esplanade ranks against every home in each area.
MeasureThis homeRockvilleRockville 20850Montgomery County
Estimated valuepricier than$613,01142% of homes34% of homes48% of homes
Price per ft²pricier than$40375% of homes80% of homes82% of homes
Living areabigger than1,520 ft²33% of homes30% of homes30% of homes
Lot sizebigger than2,263 ft²27% of homes35% of homes27% of homes
Year builtnewer than196843% of homes27% of homes36% of homes

About 504 New Mark Esplanade

How much is 504 New Mark Esplanade, Rockville, MD worth?

The TopHap Estimate for 504 New Mark Esplanade, Rockville, MD is $613,011 as of Sep 24, 2026. The likely range is $582,045 to $643,977. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 504 New Mark Esplanade, Rockville, MD last sell?

504 New Mark Esplanade, Rockville, MD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 504 New Mark Esplanade, Rockville, MD?

504 New Mark Esplanade, Rockville, MD has 3.5 bathrooms, 1,520 square feet of living space and a 0.05-acre lot.

When was 504 New Mark Esplanade, Rockville, MD built?

504 New Mark Esplanade, Rockville, MD was built in 1968, making it 58 years old. It is a townhouse home. The building has 2 stories.

What schools serve 504 New Mark Esplanade, Rockville, MD?

504 New Mark Esplanade, Rockville, MD is assigned to Julius West Middle School (middle), rated B+; Richard Montgomery High School (high), rated B; Bayard Rustin Elementary School (elementary), rated B+. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 504 New Mark Esplanade, Rockville, MD compare to other homes in Rockville 20850?

Among the 14,094 homes in Rockville 20850, it is worth more than 34% of them ($613,011 against a typical $755,378), its price per square foot is higher than 80% of them ($403 against a typical $340), it is bigger than 30% of them (1,520 ft² against a typical 2,048 ft²), its lot is bigger than 35% of them (2,263 ft² against a typical 4,225 ft²) and it is newer than 27% of them (1968 against a typical 1991). Measured against all of Montgomery County, it is worth more than 48% 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 New Mark Esplanade, Rockville, MD?

The 2025 property tax bill for 504 New Mark Esplanade, Rockville, MD was $6,863. The county assessed it at $534,167.

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