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CondominiumResidential
$878,731$321 / 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 Oct 21, 2026
Last sold for $380,000 on Dec 29, 2000

11900 CASTLEGATE CT

ROCKVILLE, MD 20852
0
Baths
2,736 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 ac
Lot SizeThe size of the land the home sits on, from county records.
1997
Year BuiltThe year the home was originally built, according to county records.

Valuation

$879K
$826K low$932K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$380,000 · Dec 29, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,563 (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.$795,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$238,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$556,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$760,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$795,000

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.9
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
34
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.00
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Luxmanor Elementary SchoolA
Elementary · Grades KG–5 · 0.5 mi
M
Tilden Middle SchoolA-
Middle · Grades 6–8 · 0.8 mi
H
Walter Johnson High SchoolA-
High · Grades 9–12 · 1.8 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20852These 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.128
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.36

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.6%
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.51,764
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,168 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$117,549
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$148,499
Average tempThe average temperature here across a full year.55°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

11900 Castlegate Ct 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 73% of homes in Rockville 20852
  • Costs less per square foot than 70% of homes in Rockville 20852
  • Bigger than 83% of homes in Rockville 20852
  • Among the largest lots in Rockville 20852
  • Newer than 82% of homes in Montgomery County

What homes are worth in Rockville 20852

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

This home
$167K$1.7M

This home is worth more than 73% of homes in Rockville 20852.

How it measures up in Rockville 20852

The dot is this home. The mark in the middle is the typical home in Rockville 20852.

Estimated value$878,731
CheaperTypical $606,570Pricier

Pricier than 73% of homes nearby

Price per ft²$321
CheaperTypical $362Pricier

Pricier than 30% of homes nearby

Living area2,736 ft²
SmallerTypical 1,560 ft²Bigger

Bigger than 83% of homes nearby

Lot size1 ac
SmallerTypical 2,004 ft²Bigger

Bigger than almost all homes nearby

Year built1997
OlderTypical 1980Newer

Newer than 81% of homes nearby

How 11900 Castlegate Ct ranks against every home in each area.
MeasureThis homeRockville 20852Montgomery County
Estimated valuepricier than$878,73173% of homes73% of homes
Price per ft²pricier than$32130% of homes58% of homes
Living areabigger than2,736 ft²83% of homes72% of homes
Lot sizebigger than1 acalmost all homes94% of homes
Year builtnewer than199781% of homes82% of homes

About 11900 Castlegate Ct

How much is 11900 Castlegate Ct, Rockville, MD worth?

The TopHap Estimate for 11900 Castlegate Ct, Rockville, MD is $878,731 as of Oct 21, 2026. The likely range is $825,641 to $931,821. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11900 Castlegate Ct, Rockville, MD last sell?

11900 Castlegate Ct, Rockville, MD last sold on Dec 29, 2000 for $380,000, according to the county's recorded deed.

How big is 11900 Castlegate Ct, Rockville, MD?

11900 Castlegate Ct, Rockville, MD has 2,736 square feet of living space and a 0.00-acre lot.

When was 11900 Castlegate Ct, Rockville, MD built?

11900 Castlegate Ct, Rockville, MD was built in 1997, making it 29 years old. It is a condo/apartment home.

What schools serve 11900 Castlegate Ct, Rockville, MD?

11900 Castlegate Ct, Rockville, MD is assigned to Luxmanor Elementary School (elementary), rated A; Tilden Middle School (middle), rated A-; Walter Johnson High School (high), rated A-. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 11900 Castlegate Ct, Rockville, MD compare to other homes in Rockville 20852?

Among the 13,874 homes in Rockville 20852, it is worth more than 73% of them ($878,731 against a typical $606,570), its price per square foot is higher than 30% of them ($321 against a typical $362), it is bigger than 83% of them (2,736 ft² against a typical 1,560 ft²), its lot is bigger than almost all of them (1 ac against a typical 2,004 ft²) and it is newer than 81% of them (1997 against a typical 1980). Measured against all of Montgomery County, it is worth more than 73% 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 11900 Castlegate Ct, Rockville, MD?

The 2025 property tax bill for 11900 Castlegate Ct, Rockville, MD was $8,563. The county assessed it at $795,000.

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