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Single Family ResidenceResidential
$787,921$314 / 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 90How 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 $605,000 on Nov 12, 2008

18 OSKALOOSA CT

DERWOOD, MD 20855
2.5
Baths
2,508 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.
0.32 ac
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$788K
$710K low$866K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$605,000 · Nov 12, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,144 (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.$745,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$341,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$403,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$707,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$745,500

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.0.32
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 · 370 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
College Gardens Elementary SchoolA-
Elementary · Grades PK–5 · 1.3 mi
H
Richard Montgomery High SchoolB
High · Grades 9–12 · 2.4 mi
M
Julius West Middle SchoolB+
Middle · Grades 6–8 · 2.8 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20855These 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.44
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.42

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.6%
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.16,890
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,305 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$143,553
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$169,855
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

18 Oskaloosa 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 77% of homes in Derwood 20855
  • Costs more per square foot than 82% of homes in Derwood 20855
  • Bigger than 67% of homes in Montgomery County
  • Has a bigger lot than 80% of homes in Montgomery County

What homes are worth in Derwood 20855

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

This home
$310K$1.3M

This home is worth more than 77% of homes in Derwood 20855.

How it measures up in Derwood 20855

The dot is this home. The mark in the middle is the typical home in Derwood 20855.

Estimated value$787,921
CheaperTypical $650,184Pricier

Pricier than 77% of homes nearby

Price per ft²$314
CheaperTypical $277Pricier

Pricier than 82% of homes nearby

Living area2,508 ft²
SmallerTypical 2,286 ft²Bigger

Bigger than 61% of homes nearby

Lot size0.32 ac
SmallerTypical 0.34 acBigger

Bigger than 49% of homes nearby

Year built1985
OlderTypical 1983Newer

Newer than 64% of homes nearby

How 18 Oskaloosa Ct ranks against every home in each area.
MeasureThis homeDerwood 20855Montgomery County
Estimated valuepricier than$787,92177% of homes67% of homes
Price per ft²pricier than$31482% of homes55% of homes
Living areabigger than2,508 ft²61% of homes67% of homes
Lot sizebigger than0.32 ac49% of homes80% of homes
Year builtnewer than198564% of homes63% of homes

About 18 Oskaloosa Ct

How much is 18 Oskaloosa Ct, Derwood, MD worth?

The TopHap Estimate for 18 Oskaloosa Ct, Derwood, MD is $787,921 as of Oct 21, 2026. The likely range is $710,009 to $865,833. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Oskaloosa Ct, Derwood, MD last sell?

18 Oskaloosa Ct, Derwood, MD last sold on Nov 12, 2008 for $605,000, according to the county's recorded deed.

How big is 18 Oskaloosa Ct, Derwood, MD?

18 Oskaloosa Ct, Derwood, MD has 2.5 bathrooms, 2,508 square feet of living space and a 0.32-acre lot.

When was 18 Oskaloosa Ct, Derwood, MD built?

18 Oskaloosa Ct, Derwood, MD was built in 1985, making it 41 years old. It is a bi-level home. The building has 2 stories.

What schools serve 18 Oskaloosa Ct, Derwood, MD?

18 Oskaloosa Ct, Derwood, MD is assigned to College Gardens Elementary School (elementary), rated A-; Richard Montgomery High School (high), rated B; Julius West 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 18 Oskaloosa Ct, Derwood, MD compare to other homes in Derwood 20855?

Among the 5,812 homes in Derwood 20855, it is worth more than 77% of them ($787,921 against a typical $650,184), its price per square foot is higher than 82% of them ($314 against a typical $277), it is bigger than 61% of them (2,508 ft² against a typical 2,286 ft²), its lot is bigger than 49% of them (0.32 ac against a typical 0.34 ac) and it is newer than 64% of them (1985 against a typical 1983). Measured against all of Montgomery County, it is worth more than 67% 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 18 Oskaloosa Ct, Derwood, MD?

The 2025 property tax bill for 18 Oskaloosa Ct, Derwood, MD was $8,144. The county assessed it at $745,500.

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