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TownhouseResidential
$825,643$378 / 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 94How 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

420 WINDING ROSE DR

ROCKVILLE, MD 20850
3.5
Baths
2,184 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.
1,892 ft²
Lot SizeThe size of the land the home sits on, from county records.
1995
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

$826K
$778K low$873K high
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.$710,643
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$568,514
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.14%
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.$115,000
MASON DIXON FUNDING INC · R · recorded Aug 7, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,916 (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.$666,433 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$624,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$749,500

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.0.04
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.Wood 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 · 264 ft²Patio · 200 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.

M
Julius West Middle SchoolA
Middle · Grades 6–8 · 0.3 mi
H
Richard Montgomery High SchoolA-
High · Grades 9–12 · 1.1 mi
E
Bayard Rustin Elementary SchoolB
Elementary · Grades KG–5 · 1.4 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%

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

420 Winding Rose 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 69% of homes in Rockville
  • Costs more per square foot than 76% of homes in Montgomery County
  • Has a smaller lot than 79% of homes in Rockville
  • Newer than 80% of homes in Montgomery County

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
$173K$1.6M

This home is worth more than 60% 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$825,643
CheaperTypical $746,010Pricier

Pricier than 60% of homes nearby

Price per ft²$378
CheaperTypical $339Pricier

Pricier than 71% of homes nearby

Living area2,184 ft²
SmallerTypical 2,017 ft²Bigger

Bigger than 56% of homes nearby

Lot size1,892 ft²
SmallerTypical 0.11 acBigger

Bigger than 29% of homes nearby

Year built1995
OlderTypical 1989Newer

Newer than 59% of homes nearby

How 420 Winding Rose Dr ranks against every home in each area.
MeasureThis homeRockvilleRockville 20850Montgomery County
Estimated valuepricier than$825,64369% of homes60% of homes69% of homes
Price per ft²pricier than$37865% of homes71% of homes76% of homes
Living areabigger than2,184 ft²64% of homes56% of homes57% of homes
Lot sizebigger than1,892 ft²21% of homes29% of homes21% of homes
Year builtnewer than199573% of homes59% of homes80% of homes

About 420 Winding Rose Dr

How much is 420 Winding Rose Dr, Rockville, MD worth?

The TopHap Estimate for 420 Winding Rose Dr, Rockville, MD is $825,643 as of Jul 14, 2026. The likely range is $777,875 to $873,411. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 420 Winding Rose Dr, Rockville, MD last sell?

420 Winding Rose Dr, Rockville, MD last sold on Dec 31, 2003, according to the county's recorded deed.

How big is 420 Winding Rose Dr, Rockville, MD?

420 Winding Rose Dr, Rockville, MD has 3.5 bathrooms, 2,184 square feet of living space and a 0.04-acre lot.

When was 420 Winding Rose Dr, Rockville, MD built?

420 Winding Rose Dr, Rockville, MD was built in 1995, making it 31 years old. It is a townhouse home. The building has 2 stories.

What schools serve 420 Winding Rose Dr, Rockville, MD?

420 Winding Rose Dr, Rockville, MD is assigned to Julius West Middle School (middle), rated A; Richard Montgomery High School (high), rated A-; 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 420 Winding Rose Dr, Rockville, MD compare to other homes in Rockville 20850?

Among the 13,722 homes in Rockville 20850, it is worth more than 60% of them ($825,643 against a typical $746,010), its price per square foot is higher than 71% of them ($378 against a typical $339), it is bigger than 56% of them (2,184 ft² against a typical 2,017 ft²), its lot is bigger than 29% of them (1,892 ft² against a typical 0.11 ac) and it is newer than 59% of them (1995 against a typical 1989). Measured against all of Montgomery County, it is worth more than 69% 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 420 Winding Rose Dr, Rockville, MD?

The 2025 property tax bill for 420 Winding Rose Dr, Rockville, MD was $8,916. The county assessed it at $666,433.

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Assigned schools

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