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Single Family ResidenceResidential
$725,912$289 / 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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $154,000 on Oct 13, 1983

7438 MAHASKA DR

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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
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

$726K
$659K low$792K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$154,000 · Oct 13, 1983

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,689 (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.$702,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$337,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$365,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$667,667
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$702,800

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.0.30
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 · 168 ft²Porch · 340 ft²

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 SchoolC-
Elementary · Grades PK–5 · 1.0 mi
H
Richard Montgomery High SchoolA-
High · Grades 9–12 · 2.4 mi
M
Julius West Middle SchoolA
Middle · Grades 6–8 · 2.7 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

7438 Mahaska 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 67% of homes in Derwood 20855
  • Bigger than 67% of homes in Montgomery County
  • Has a bigger lot than 78% 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
$317K$1.3M

This home is worth more than 67% 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$725,912
CheaperTypical $648,745Pricier

Pricier than 67% of homes nearby

Price per ft²$289
CheaperTypical $281Pricier

Pricier than 58% of homes nearby

Living area2,508 ft²
SmallerTypical 2,292 ft²Bigger

Bigger than 61% of homes nearby

Lot size0.3 ac
SmallerTypical 0.33 acBigger

Bigger than 48% of homes nearby

Year built1983
OlderTypical 1983Newer

Newer than 51% of homes nearby

How 7438 Mahaska Dr ranks against every home in each area.
MeasureThis homeDerwood 20855Montgomery County
Estimated valuepricier than$725,91267% of homes62% of homes
Price per ft²pricier than$28958% of homes44% of homes
Living areabigger than2,508 ft²61% of homes67% of homes
Lot sizebigger than0.3 ac48% of homes78% of homes
Year builtnewer than198351% of homes58% of homes

About 7438 Mahaska Dr

How much is 7438 Mahaska Dr, Derwood, MD worth?

The TopHap Estimate for 7438 Mahaska Dr, Derwood, MD is $725,912 as of Aug 30, 2026. The likely range is $659,371 to $792,453. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 7438 Mahaska Dr, Derwood, MD last sell?

7438 Mahaska Dr, Derwood, MD last sold on Oct 13, 1983 for $154,000, according to the county's recorded deed.

How big is 7438 Mahaska Dr, Derwood, MD?

7438 Mahaska Dr, Derwood, MD has 2.5 bathrooms, 2,508 square feet of living space and a 0.30-acre lot.

When was 7438 Mahaska Dr, Derwood, MD built?

7438 Mahaska Dr, Derwood, MD was built in 1983, making it 43 years old. It is a bi-level home. The building has 2 stories.

What schools serve 7438 Mahaska Dr, Derwood, MD?

7438 Mahaska Dr, Derwood, MD is assigned to College Gardens Elementary School (elementary), rated C-; Richard Montgomery High School (high), rated A-; Julius West Middle School (middle), rated A. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 7438 Mahaska Dr, Derwood, MD compare to other homes in Derwood 20855?

Among the 5,812 homes in Derwood 20855, it is worth more than 67% of them ($725,912 against a typical $648,745), its price per square foot is higher than 58% of them ($289 against a typical $281), it is bigger than 61% of them (2,508 ft² against a typical 2,292 ft²), its lot is bigger than 48% of them (0.3 ac against a typical 0.33 ac) and it is newer than 51% of them (1983 against a typical 1983). Measured against all of Montgomery County, it is worth more than 62% 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 7438 Mahaska Dr, Derwood, MD?

The 2025 property tax bill for 7438 Mahaska Dr, Derwood, MD was $7,689. The county assessed it at $702,800.

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