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Single Family ResidenceResidential
$870,176$271 / 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 86How 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
Last sold for $321,000 on Sep 14, 2000

15504 WINDSOR MANOR LN

ROCKVILLE, MD 20853
3.5
Baths
3,208 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.
0.46 ac
Lot SizeThe size of the land the home sits on, from county records.
1986
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

$870K
$752K low$989K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$321,000 · Sep 14, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,926 (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.$756,367 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$702,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$864,700

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.0.46
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.Deck · 100 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
Flower Valley Elementary SchoolC+
Elementary · Grades KG–5 · 0.6 mi
M
Earle B. Wood Middle SchoolB-
Middle · Grades 6–8 · 1.7 mi
H
Rockville High SchoolB-
High · Grades 9–12 · 2.5 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

15504 Windsor Manor Ln 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 82% of homes in Rockville 20853
  • Costs less per square foot than 75% of homes in Rockville 20853
  • Bigger than 86% of homes in Rockville 20853
  • Has a bigger lot than 87% of homes in Rockville 20853
  • Newer than 92% 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
$240K$1.2M

This home is worth more than 82% 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$870,176
CheaperTypical $645,052Pricier

Pricier than 82% of homes nearby

Price per ft²$271
CheaperTypical $308Pricier

Pricier than 25% of homes nearby

Living area3,208 ft²
SmallerTypical 2,041 ft²Bigger

Bigger than 86% of homes nearby

Lot size0.46 ac
SmallerTypical 0.23 acBigger

Bigger than 87% of homes nearby

Year built1986
OlderTypical 1965Newer

Newer than 92% of homes nearby

How 15504 Windsor Manor Ln ranks against every home in each area.
MeasureThis homeRockville 20853Montgomery County
Estimated valuepricier than$870,17682% of homes71% of homes
Price per ft²pricier than$27125% of homes34% of homes
Living areabigger than3,208 ft²86% of homes80% of homes
Lot sizebigger than0.46 ac87% of homes87% of homes
Year builtnewer than198692% of homes66% of homes

About 15504 Windsor Manor Ln

How much is 15504 Windsor Manor Ln, Rockville, MD worth?

The TopHap Estimate for 15504 Windsor Manor Ln, Rockville, MD is $870,176 as of Jul 14, 2026. The likely range is $751,641 to $988,711. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15504 Windsor Manor Ln, Rockville, MD last sell?

15504 Windsor Manor Ln, Rockville, MD last sold on Sep 14, 2000 for $321,000, according to the county's recorded deed.

How big is 15504 Windsor Manor Ln, Rockville, MD?

15504 Windsor Manor Ln, Rockville, MD has 3.5 bathrooms, 3,208 square feet of living space and a 0.46-acre lot.

When was 15504 Windsor Manor Ln, Rockville, MD built?

15504 Windsor Manor Ln, Rockville, MD was built in 1986, making it 40 years old. It is a bi-level home. The building has 2 stories.

What schools serve 15504 Windsor Manor Ln, Rockville, MD?

15504 Windsor Manor Ln, Rockville, MD is assigned to Flower Valley Elementary School (elementary), rated C+; 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 15504 Windsor Manor Ln, Rockville, MD compare to other homes in Rockville 20853?

Among the 9,294 homes in Rockville 20853, it is worth more than 82% of them ($870,176 against a typical $645,052), its price per square foot is higher than 25% of them ($271 against a typical $308), it is bigger than 86% of them (3,208 ft² against a typical 2,041 ft²), its lot is bigger than 87% of them (0.46 ac against a typical 0.23 ac) and it is newer than 92% of them (1986 against a typical 1965). Measured against all of Montgomery County, it is worth more than 71% 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 15504 Windsor Manor Ln, Rockville, MD?

The 2025 property tax bill for 15504 Windsor Manor Ln, Rockville, MD was $7,926. The county assessed it at $756,367.

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