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Single Family ResidenceResidential
$575,204$478 / 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 96How 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 $167,500 on Mar 6, 2000

601 TWINBROOK PKWY

ROCKVILLE, MD 20851
1.5
Baths
1,204 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$575K
$550K low$600K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$167,500 · Mar 6, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,676 (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.$448,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$241,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$207,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$417,533
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$448,600

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
Lot (acres)The size of the land the home sits on, from county records.0.18
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.Builtup (layered Asphalt)
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.Carport (Unspecified)
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.Patio · 216 ft²

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
Meadow Hall Elementary SchoolC
Elementary · Grades KG–5 · 0.4 mi
H
Rockville High SchoolB-
High · Grades 9–12 · 0.6 mi
M
Earle B. Wood Middle SchoolB-
Middle · Grades 6–8 · 1.0 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20851These 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.82
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 100.34

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.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.13,201
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,514 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$115,758
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$138,170
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

601 Twinbrook Pkwy 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 69% of homes in Rockville 20851
  • Costs more per square foot than 93% of homes in Rockville
  • Smaller than 84% of homes in Montgomery County
  • Has a bigger lot than 70% of homes in Rockville 20851
  • Newer than 86% of homes in Rockville 20851

What homes are worth in Rockville 20851

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

This home
$396K$757K

This home is worth more than 69% of homes in Rockville 20851.

How it measures up in Rockville 20851

The dot is this home. The mark in the middle is the typical home in Rockville 20851.

Estimated value$575,204
CheaperTypical $537,526Pricier

Pricier than 69% of homes nearby

Price per ft²$478
CheaperTypical $364Pricier

Pricier than 93% of homes nearby

Living area1,204 ft²
SmallerTypical 1,482 ft²Bigger

Bigger than 26% of homes nearby

Lot size0.18 ac
SmallerTypical 0.16 acBigger

Bigger than 70% of homes nearby

Year built1959
OlderTypical 1953Newer

Newer than 86% of homes nearby

How 601 Twinbrook Pkwy ranks against every home in each area.
MeasureThis homeRockvilleRockville 20851Montgomery County
Estimated valuepricier than$575,20436% of homes69% of homes43% of homes
Price per ft²pricier than$47893% of homes93% of homes91% of homes
Living areabigger than1,204 ft²18% of homes26% of homes16% of homes
Lot sizebigger than0.18 ac62% of homes70% of homes56% of homes
Year builtnewer than195927% of homes86% of homes23% of homes

About 601 Twinbrook Pkwy

How much is 601 Twinbrook Pkwy, Rockville, MD worth?

The TopHap Estimate for 601 Twinbrook Pkwy, Rockville, MD is $575,204 as of Oct 21, 2026. The likely range is $550,463 to $599,945. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 601 Twinbrook Pkwy, Rockville, MD last sell?

601 Twinbrook Pkwy, Rockville, MD last sold on Mar 6, 2000 for $167,500, according to the county's recorded deed.

How big is 601 Twinbrook Pkwy, Rockville, MD?

601 Twinbrook Pkwy, Rockville, MD has 1.5 bathrooms, 1,204 square feet of living space and a 0.18-acre lot.

When was 601 Twinbrook Pkwy, Rockville, MD built?

601 Twinbrook Pkwy, Rockville, MD was built in 1959, making it 67 years old. It is a townhouse home. The building has 1 story.

What schools serve 601 Twinbrook Pkwy, Rockville, MD?

601 Twinbrook Pkwy, Rockville, MD is assigned to Meadow Hall Elementary School (elementary), rated C; Rockville High School (high), rated B-; Earle B. Wood Middle School (middle), rated B-. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 601 Twinbrook Pkwy, Rockville, MD compare to other homes in Rockville 20851?

Among the 3,659 homes in Rockville 20851, it is worth more than 69% of them ($575,204 against a typical $537,526), its price per square foot is higher than 93% of them ($478 against a typical $364), it is bigger than 26% of them (1,204 ft² against a typical 1,482 ft²), its lot is bigger than 70% of them (0.18 ac against a typical 0.16 ac) and it is newer than 86% of them (1959 against a typical 1953). Measured against all of Montgomery County, it is worth more than 43% 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 601 Twinbrook Pkwy, Rockville, MD?

The 2025 property tax bill for 601 Twinbrook Pkwy, Rockville, MD was $5,676. The county assessed it at $448,600.

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