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TownhouseResidential
$433,014$309 / 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 84How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $420,000 on Nov 14, 2025

4002 NORBECK SQUARE DR

ROCKVILLE, MD 20853
2.5
Baths
1,400 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.
692 ft²
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$433K
$364K low$502K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$420,000 · Nov 14, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,892 (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.$316,700 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$300,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$349,700

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.0.02
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.Wood Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Flower Valley Elementary SchoolB+
Elementary · Grades KG–5 · 0.9 mi
M
Earle B. Wood Middle SchoolB-
Middle · Grades 6–8 · 1.9 mi
H
Rockville High SchoolB-
High · Grades 9–12 · 2.7 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%

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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

4002 Norbeck Square 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 less than 94% of homes in Rockville 20853
  • Smaller than 90% of homes in Rockville 20853
  • Among the smallest lots in Rockville 20853
  • Newer than 91% of 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
$234K$1.2M

This home is worth more than 6% 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$433,014
CheaperTypical $644,348Pricier

Pricier than 6% of homes nearby

Price per ft²$309
CheaperTypical $305Pricier

Pricier than 53% of homes nearby

Living area1,400 ft²
SmallerTypical 2,038 ft²Bigger

Bigger than 10% of homes nearby

Lot size692 ft²
SmallerTypical 0.23 acBigger

Smaller than almost all homes nearby

Year built1985
OlderTypical 1965Newer

Newer than 91% of homes nearby

How 4002 Norbeck Square Dr ranks against every home in each area.
MeasureThis homeRockville 20853Montgomery County
Estimated valuepricier than$433,0146% of homes23% of homes
Price per ft²pricier than$30953% of homes53% of homes
Living areabigger than1,400 ft²10% of homes25% of homes
Lot sizebigger than692 ft²almost no homes5% of homes
Year builtnewer than198591% of homes63% of homes

About 4002 Norbeck Square Dr

How much is 4002 Norbeck Square Dr, Rockville, MD worth?

The TopHap Estimate for 4002 Norbeck Square Dr, Rockville, MD is $433,014 as of Oct 21, 2026. The likely range is $364,284 to $501,744. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4002 Norbeck Square Dr, Rockville, MD last sell?

4002 Norbeck Square Dr, Rockville, MD last sold on Nov 14, 2025 for $420,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 4002 Norbeck Square Dr, Rockville, MD?

4002 Norbeck Square Dr, Rockville, MD has 2.5 bathrooms, 1,400 square feet of living space and a 0.02-acre lot.

When was 4002 Norbeck Square Dr, Rockville, MD built?

4002 Norbeck Square Dr, Rockville, MD was built in 1985, making it 41 years old. It is a townhouse home. The building has 2 stories.

What schools serve 4002 Norbeck Square Dr, Rockville, MD?

4002 Norbeck Square Dr, Rockville, MD is assigned to Flower Valley Elementary School (elementary), rated B+; Earle B. Wood Middle School (middle), rated B-; Rockville High School (high), rated B-. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4002 Norbeck Square Dr, Rockville, MD compare to other homes in Rockville 20853?

Among the 9,294 homes in Rockville 20853, it is worth more than 6% of them ($433,014 against a typical $644,348), its price per square foot is higher than 53% of them ($309 against a typical $305), it is bigger than 10% of them (1,400 ft² against a typical 2,038 ft²), its lot is bigger than almost none of them (692 ft² against a typical 0.23 ac) and it is newer than 91% of them (1985 against a typical 1965). Measured against all of Montgomery County, it is worth more than 23% 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 4002 Norbeck Square Dr, Rockville, MD?

The 2025 property tax bill for 4002 Norbeck Square Dr, Rockville, MD was $3,892. The county assessed it at $316,700.

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