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Row HouseResidential
$1,189,143$721 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

1640 ARGONNE PL NW

WASHINGTON, DC 20009
3
Beds
3 / 1
Baths
1,650 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.
1,700 ft²
Lot SizeThe size of the land the home sits on, from county records.
1921
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.2M
$1.1M low$1.2M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,103 (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.$1,106,270 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$597,790
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$508,480
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,099,420
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,106,270

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Row House
CountyDistrict Of Columbia
Lot (acres)The size of the land the home sits on, from county records.0.04
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
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 ft²Porch · 133 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
H. D. Cooke Elementary SchoolC-
Elementary · Grades EE–5 · 0.1 mi
M
Columbia Heights Education CampusB
Middle · Grades 6–8 · 0.3 mi
H
Cardozo Education CampusD+
High · Grades 7–12 · 0.6 mi

District: District of Columbia Public Schools

Neighborhood · ZIP 20009These 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.117
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 100.33

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.2.0%
PopulationHow many people live in this area.54,451
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.42,372 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$130,098
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$168,293
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

1640 Argonne Pl 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.

  • Worth more than 93% of homes in Adams Morgan
  • Costs more per square foot than 80% of homes in District of Columbia County
  • Bigger than 84% of homes in Adams Morgan
  • Has a bigger lot than 87% of homes in Adams Morgan
  • Older than 74% of homes in District of Columbia County

What homes are worth in Washington 20009

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

This home
$237K$2.3M

This home is worth more than 90% of homes in Washington 20009.

How it measures up in Washington 20009

The dot is this home. The mark in the middle is the typical home in Washington 20009.

Estimated value$1,189,143
CheaperTypical $555,204Pricier

Pricier than 90% of homes nearby

Price per ft²$721
CheaperTypical $673Pricier

Pricier than 65% of homes nearby

Living area1,650 ft²
SmallerTypical 924 ft²Bigger

Bigger than 79% of homes nearby

Lot size1,700 ft²
SmallerTypical 436 ft²Bigger

Bigger than 85% of homes nearby

Year built1921
OlderTypical 1915Newer

Newer than 56% of homes nearby

How 1640 Argonne Pl Nw ranks against every home in each area.
MeasureThis homeAdams MorganWashington 20009District of Columbia County
Estimated valuepricier than$1,189,14393% of homes90% of homes84% of homes
Price per ft²pricier than$72171% of homes65% of homes80% of homes
Living areabigger than1,650 ft²84% of homes79% of homes71% of homes
Lot sizebigger than1,700 ft²87% of homes85% of homes54% of homes
Year builtnewer than192152% of homes56% of homes26% of homes

About 1640 Argonne Pl Nw

How much is 1640 Argonne Pl Nw, Washington, DC worth?

The TopHap Estimate for 1640 Argonne Pl Nw, Washington, DC is $1,189,143 as of Sep 24, 2026. The likely range is $1,128,496 to $1,249,790. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 1640 Argonne Pl Nw, Washington, DC?

1640 Argonne Pl Nw, Washington, DC has 3 bedrooms, 3 bathrooms, 1,650 square feet of living space and a 0.04-acre lot.

When was 1640 Argonne Pl Nw, Washington, DC built?

1640 Argonne Pl Nw, Washington, DC was built in 1921, making it 105 years old. The building has 3 stories.

What schools serve 1640 Argonne Pl Nw, Washington, DC?

1640 Argonne Pl Nw, Washington, DC is assigned to H. D. Cooke Elementary School (elementary), rated C-; Columbia Heights Education Campus (middle), rated B; Cardozo Education Campus (high), rated D+. All sit in District of Columbia Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1640 Argonne Pl Nw, Washington, DC compare to other homes in Washington 20009?

Among the 14,472 homes in Washington 20009, it is worth more than 90% of them ($1,189,143 against a typical $555,204), its price per square foot is higher than 65% of them ($721 against a typical $673), it is bigger than 79% of them (1,650 ft² against a typical 924 ft²), its lot is bigger than 85% of them (1,700 ft² against a typical 436 ft²) and it is newer than 56% of them (1921 against a typical 1915). Measured against all of District of Columbia County, it is worth more than 84% 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 1640 Argonne Pl Nw, Washington, DC?

The 2025 property tax bill for 1640 Argonne Pl Nw, Washington, DC was $4,103. The county assessed it at $1,106,270.

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