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TownhouseResidential

3015 DUMBARTON ST NW

WASHINGTON, DC 20007
4
Beds
3.5
Baths
2,544 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.
3,600 ft²
Lot SizeThe size of the land the home sits on, from county records.
1794
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$21,110 (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.$2,573,340 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,214,530
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,358,810
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,506,070
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,573,340

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
CountyDISTRICT OF COLUMBIA
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2011
Lot (acres)The size of the land the home sits on, from county records.0.08
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Radiant
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Neighborhood · ZIP 20007These 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.63
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.32

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.31,079
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,506 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$160,193
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$224,111
Average tempThe average temperature here across a full year.56°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.56%

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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

3015 Dumbarton St Nw 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.

  • Bigger than 90% of homes in District of Columbia County
  • Has a bigger lot than 90% of homes in Georgetown
  • Among the oldest homes in Georgetown

How it measures up in Washington 20007

The dot is this home. The mark in the middle is the typical home in Washington 20007.

Living area2,544 ft²
SmallerTypical 1,476 ft²Bigger

Bigger than 79% of homes nearby

Lot size3,600 ft²
SmallerTypical 1,525 ft²Bigger

Bigger than 80% of homes nearby

Year built1794
OlderTypical 1938Newer

Older than almost all homes nearby

How 3015 Dumbarton St Nw ranks against every home in each area.
MeasureThis homeGeorgetownWashington 20007District of Columbia County
Living areabigger than2,544 ft²78% of homes79% of homes90% of homes
Lot sizebigger than3,600 ft²90% of homes80% of homes79% of homes
Year builtnewer than1794almost no homesalmost no homesalmost no homes

About 3015 Dumbarton St Nw

When did 3015 Dumbarton St Nw, Washington, DC last sell?

3015 Dumbarton St Nw, Washington, DC last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3015 Dumbarton St Nw, Washington, DC?

3015 Dumbarton St Nw, Washington, DC has 4 bedrooms, 3.5 bathrooms, 2,544 square feet of living space and a 0.08-acre lot.

When was 3015 Dumbarton St Nw, Washington, DC built?

3015 Dumbarton St Nw, Washington, DC was built in 1794, making it 232 years old. It is a townhouse home. The building has 2 stories.

How does 3015 Dumbarton St Nw, Washington, DC compare to other homes in Washington 20007?

Among the 9,902 homes in Washington 20007, it is bigger than 79% of them (2,544 ft² against a typical 1,476 ft²), its lot is bigger than 80% of them (3,600 ft² against a typical 1,525 ft²) and it is newer than almost none of them (1794 against a typical 1938). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 3015 Dumbarton St Nw, Washington, DC?

The 2025 property tax bill for 3015 Dumbarton St Nw, Washington, DC was $21,110. The county assessed it at $2,573,340.

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